logon restrictions, password restrictions and intruder detection.
So, the fact of the matter is that if you really don’t want your company’s reputation to take a turn for the worse, you must never overlook the importance of network security UK . Also, you must keep in mind that firewalls are not enough to keep intruders away from your network. You have to use some sophisticated options otherwise you will end up getting in hot water.
Tuesday, July 20, 2010
Monday, July 19, 2010
Network Security Solutions: Obstacles in IT transformation?
Helps achieve complianceConclusionThe bottom line is that a next-generation network security solution enables enterprise IT not only to support but accelerate the transformation, innovation and differentiation required to sustain growth of the business while still containing costs. New applications and the infrastructure that supports them can easily be scaled without the usual delays and capital expenditures required for new hardware installations.
Need for Network Security and Maintenance
wired, wireless or mixed (wired and wireless both as and when required).
Why Internet?
Internet is information superhighway, one of the major and accurate sources of getting information on any topic quickly. It is also used as backbone for implementing Intranet. Company’s websites and email are completely dependent on Internet. In brief, internet is the most important and fastest medium of communication in current hi-tech world.
Network Related Problems
As an end user you must have experienced various types of problems in your network during your work. Due to network downtime organizations have to bear loss of several productive working hours or in turn loss of revenue. Network downtime for your web servers may result unavailability of your website, in that case your potential viewers may not find required information through your website. It may create a negative impact of your company/organization or business
To deal with such problems immediately organizations need network diagnosis and maintenance experts to fix such problems to further reduce loss of productive working hours. However, it is not possible for every organization to hire a fulltime team of networking experts to solve their network issues. They prefer to rely upon network security consultants, who help them whenever needed. It’s a cost-effective alternative for organizations because they don’t have to hire full time professionals for taking care of their network troubleshooting needs.
Why Internet?
Internet is information superhighway, one of the major and accurate sources of getting information on any topic quickly. It is also used as backbone for implementing Intranet. Company’s websites and email are completely dependent on Internet. In brief, internet is the most important and fastest medium of communication in current hi-tech world.
Network Related Problems
As an end user you must have experienced various types of problems in your network during your work. Due to network downtime organizations have to bear loss of several productive working hours or in turn loss of revenue. Network downtime for your web servers may result unavailability of your website, in that case your potential viewers may not find required information through your website. It may create a negative impact of your company/organization or business
To deal with such problems immediately organizations need network diagnosis and maintenance experts to fix such problems to further reduce loss of productive working hours. However, it is not possible for every organization to hire a fulltime team of networking experts to solve their network issues. They prefer to rely upon network security consultants, who help them whenever needed. It’s a cost-effective alternative for organizations because they don’t have to hire full time professionals for taking care of their network troubleshooting needs.
Keeping Your Network Secure ?Beginners Guide
costing businesses hundreds of millions each year in lost revenue.
Keeping a network secure to prevent this type of malicious attack is usually of paramount importance for network administrators, and while most invest heavily in some forms of security measures there is often vulnerabilities inadvertently left exposed.
Firewalls are the best place to begin when you are trying to develop a secure network. A firewall can be implemented in either hardware or software, or most commonly a combination of both. Firewalls are used to prevent unauthorized users from accessing private networks connected to the Internet, especially local intranets. All traffic entering or leaving the intranet pass through the firewall, which examines each message and blocks those that do not meet the specified criteria.
Anti-virus software works in two ways. Firstly it acts similarly to a firewall by blocking anything that is identified in its database as possibly malicious (viruses, Trojans, spyware etc). Secondly Anti-virus software is used to detect, and remove existing malware on a network or workstation.
One of the most over-looked aspects of network security is time synchronization. Network administrators either fail to realise the importance of synchronization between all devices on a network. Failing to synchronize a network is often a common security issue. Not only can malicious users take advantage of computers running at different times but if a network is struck by an attack, identifying and rectifying the problem can be near impossible if every device is running on a different time.
Even when a network administrator is aware of the importance of time synchronization they often make a common security mistake when attempting to synchronize their network. Instead of investing in a dedicated time server that receives a secure source of UTC (Coordinated Universal Time) externally from their network using atomic clock sources like GPS, some network administrators opt to use a shortcut and use a source of Internet time.
There are two major security issues in using the Internet as a time server. Firstly, to allow the time code through the network a UDP port (123) has to be left open in the firewall. This can be taken advantage of by malicious users who can use this open port as an entrance to the network. Secondly, the inbuilt security measure used by the time protocol NTP, known as authentication, doesn’t work across the Internet which means that NTP has no guarantee the time signal is coming from where it is supposed to.
To ensure your network is secure isn’t it time you invested in an external dedicated NTP time server?
Keeping a network secure to prevent this type of malicious attack is usually of paramount importance for network administrators, and while most invest heavily in some forms of security measures there is often vulnerabilities inadvertently left exposed.
Firewalls are the best place to begin when you are trying to develop a secure network. A firewall can be implemented in either hardware or software, or most commonly a combination of both. Firewalls are used to prevent unauthorized users from accessing private networks connected to the Internet, especially local intranets. All traffic entering or leaving the intranet pass through the firewall, which examines each message and blocks those that do not meet the specified criteria.
Anti-virus software works in two ways. Firstly it acts similarly to a firewall by blocking anything that is identified in its database as possibly malicious (viruses, Trojans, spyware etc). Secondly Anti-virus software is used to detect, and remove existing malware on a network or workstation.
One of the most over-looked aspects of network security is time synchronization. Network administrators either fail to realise the importance of synchronization between all devices on a network. Failing to synchronize a network is often a common security issue. Not only can malicious users take advantage of computers running at different times but if a network is struck by an attack, identifying and rectifying the problem can be near impossible if every device is running on a different time.
Even when a network administrator is aware of the importance of time synchronization they often make a common security mistake when attempting to synchronize their network. Instead of investing in a dedicated time server that receives a secure source of UTC (Coordinated Universal Time) externally from their network using atomic clock sources like GPS, some network administrators opt to use a shortcut and use a source of Internet time.
There are two major security issues in using the Internet as a time server. Firstly, to allow the time code through the network a UDP port (123) has to be left open in the firewall. This can be taken advantage of by malicious users who can use this open port as an entrance to the network. Secondly, the inbuilt security measure used by the time protocol NTP, known as authentication, doesn’t work across the Internet which means that NTP has no guarantee the time signal is coming from where it is supposed to.
To ensure your network is secure isn’t it time you invested in an external dedicated NTP time server?
Importance of Network Security
If a hacker is able to profit access to a protected area of the group, he or she can perhaps affect all of the computers on the group. Some hackers attempt to break into convinced networks and make available viruses with the purpose of affect all of the computers in the group. Some hackers can plus look at in a row with the purpose of they are not rumored to see to it that.Destructive AttacksThere are two major categories in support of destructive attacks to a group. Data Diddling is the firstly attack. It as a rule is not the minute visible with the purpose of something is unsuitable with your supercomputer what time it has been subjected to a data diddler. Data diddlers will by and large trade records or annals to some extent, and the impairment becomes visible much soon after. Once a catch is bare, it can be very challenging to trust a few of your preceding data as the culprit might control potentially fooled with many altered credentials.The go along with type of data destruction is outright deletion. Some hackers will simply hack into a supercomputer and delete essential annals. This as anticipated causes major problems in support of a few problem and can even have an advantage to a supercomputer being deemed useless. The Knowing how destructive hackers can be shows you the meaning of Network Security. Most networks control firewalls enabled with the purpose of bar hackers and viruses. Having anti-virus software on all computers in a group is obliged to. Taking part in a group, all of the computers are connected, so with the purpose of if solitary supercomputer gets a virus, all of the other computers can be adversely affected by this same virus. Any group administrator is supposed to control all of the essential annals on back up disks. If a parade is deleted by a hacker, but you control it on back up, so therefore in attendance is veto spring. When annals are lost forever, major problems ensue. Network security is a weighty phenomenon in support of a problem, or a back home. Hackers try to promote to people’s lives challenging, but if you are keen in support of them, your group will be safe.
Sunday, July 18, 2010
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Network Security 101
If a hacker is able to gain access to a protected area of the network, he or she can possibly affect all of the computers on the network. Some hackers attempt to break into certain networks and release viruses that affect all of the computers in the network. Some hackers can also view information that they are not supposed to see.
Destructive Attacks
There are two major categories for destructive attacks to a network. Data Diddling is the first attack. It usually is not immediately apparent that something is wrong with your computer when it has been subjected to a data fiddler. Data fiddlers will generally change numbers or files slightly, and the damage becomes apparent much later. Once a problem is discovered, it can be very difficult to trust any of your previous data because the culprit could have potentially fooled with many different documents.
The second type of data destruction is outright deletion. Some hackers will simply hack into a computer and delete essential files. This inevitably causes major problems for any business and can even lead to a computer being deemed useless. Hackers can rip operating systems apart and cause terrible problems to a network or a computer.
The Importance of Network Security
Knowing how destructive hackers can be shows you the importance of Network Security. Most networks have firewalls enabled that block hackers and viruses. Having anti-virus software on all computers in a network is a must. In a network, all of the computers are connected, so that if one computer gets a virus, all of the other computers can be adversely affected by this same virus. Any network administrator should have all of the essential files on back up disks. If a file is deleted by a hacker, but you have it on back up, then there is no issue. When files are lost forever, major problems ensue. Network security is an important thing for a business, or a home. Hackers try to make people’s lives difficult, but if you are ready for them, your network will be safe.
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640-553: Complete details about IINS Implementing Cisco IOS network security examination
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640-553 is the examination code for IINS implementing Cisco IOS network security examination and this certification is awarded from the vendor “Cisco”. This certification is associated with the CCNA security certification. From this 640-553 examination, candidates gain knowledge on securing Cisco routers as well as their associated networks and switches. Apart from these skills, candidates also gain knowledge in installation, monitoring as well as troubleshooting the networking devices for maintaining the confidentiality, availability and integrity of devices, data and developing the technology competencies that Cisco uses its security infrastructure. Candidates can gain 640-553 certification by registering Implementing Cisco IOS network security program (IINS).Topic outlines / objectives of 640-553 examination: The following are the complete details about the topic outlines of 640-553 certification and they are: Describing the security threats for facing the modern networking infrastructureSecuring Cisco routersImplementation of AAA on the Cisco routers by using the external ACS and local router databaseMitigating the threats to Cisco routers and networks by using ACL’sImplementation of secure networking management as well as reportingMitigating common layer 2 attacksImplementation of Cisco IOS firewall feature to set the SDMImplementation of Cisco IOS IPS feature to set the SDMImplementation of site- to- site VPN’s on the Cisco routers for using SDMRecommended training for the exam: Cisco recommends the candidates to purchase a study guide from Cisco called “Implementation of Cisco IOS Network security (IINS). However, Cisco does not provide any passing guarantee or any important questions assured for the examination from this book. Candidates can pass this examination only by doing hard work and frequent practice. Apart from this study guide, candidates can also make use of other available resources to practice for the examination. Some of the available resources are online/ offline training, classroom training, audio/ video training etc. Candidates can choose their best option for the exam practice. Apart from all available sources, classroom training can be said as one of the best training methods for getting effective practice. Self-study option can also be done if candidates cannot attend the classroom training but they have to make sure that they are having quality / updated study materials.
Wireless Network Security
Client side authentication with RADIUS server from Microsoft MS-CHAP v2 client with username and password encrypted credentials
Wireless Client EAP Network Authentication Process
1. Client associates with access point
2. Access point allows 802.1x traffic
3. Client authenticates RADIUS server certificate
4. RADIUS server sends username with password encrypted request to client
5. Client sends username with password encrypted to RADIUS server
6. RADIUS server and client derive WEP key. RADIUS server sends WEP key to access point
7. Access point encrypts 128 bit broadcast key with that dynamic session key. Sends to client.
8. Client and access point use session key to encrypt/decrypt packets
WPA-PSK
WPA pre-shared keys use some features of static WEP keys and dynamic key protocols. Each client and access point is configured with a specific static passcode. The passcode generates keys that TKIP uses to encrypt data per session. The passcode should be at least 27 characters to defend against dictionary attacks.
WPA2
The WPA2 standard implements the WPA authentication methods with Advanced Encryption Standard (AES). This encryption method is deployed with government implementations etc. where the most stringent security must be implemented.
Application Layer Passcode
SSG uses a passcode at the application layer. Client can’t authenticate unless they know the passcode. SSG is implemented in public places such as hotels where the client pays for the password allowing access to the network.
VLAN Assignments
As noted companies will deploy access points with SSID assignments that define logical wireless networks. The access point SSID will then be mapped to a VLAN on the wired network that segments traffic from specific groups as they would with the conventional wired network. Wireless deployments with multiple VLANs will then configure 802.1q or ISL Trunking between access point and Ethernet switch.
Miscellaneous Settings
Anti Theft Option
Some access points have an anti theft option available using padlock and cabling to secure equipment while deployed in public places. This is a key feature with public implementations where access points can be stolen or there is some reason why they must be mounted below the ceiling.
Security Attacks
Wireless Client EAP Network Authentication Process
1. Client associates with access point
2. Access point allows 802.1x traffic
3. Client authenticates RADIUS server certificate
4. RADIUS server sends username with password encrypted request to client
5. Client sends username with password encrypted to RADIUS server
6. RADIUS server and client derive WEP key. RADIUS server sends WEP key to access point
7. Access point encrypts 128 bit broadcast key with that dynamic session key. Sends to client.
8. Client and access point use session key to encrypt/decrypt packets
WPA-PSK
WPA pre-shared keys use some features of static WEP keys and dynamic key protocols. Each client and access point is configured with a specific static passcode. The passcode generates keys that TKIP uses to encrypt data per session. The passcode should be at least 27 characters to defend against dictionary attacks.
WPA2
The WPA2 standard implements the WPA authentication methods with Advanced Encryption Standard (AES). This encryption method is deployed with government implementations etc. where the most stringent security must be implemented.
Application Layer Passcode
SSG uses a passcode at the application layer. Client can’t authenticate unless they know the passcode. SSG is implemented in public places such as hotels where the client pays for the password allowing access to the network.
VLAN Assignments
As noted companies will deploy access points with SSID assignments that define logical wireless networks. The access point SSID will then be mapped to a VLAN on the wired network that segments traffic from specific groups as they would with the conventional wired network. Wireless deployments with multiple VLANs will then configure 802.1q or ISL Trunking between access point and Ethernet switch.
Miscellaneous Settings
Anti Theft Option
Some access points have an anti theft option available using padlock and cabling to secure equipment while deployed in public places. This is a key feature with public implementations where access points can be stolen or there is some reason why they must be mounted below the ceiling.
Security Attacks
Neo Telecoms Selects Arbor Networks Peakflow SP for Network Security Protection, Peering and Transit Analysis
, a leading provider of secure service control solutions for global business networks, today announced that Neo Telecoms, one of the premier infrastructure and IP transit operators in Europe, has selected Arbor Networks Peakflow SP platform (“Peakflow SP”) to deliver network-wide visibility and security against distributed denial of service attacks, together with comprehensive peering and transit analysis that will enable them to reduce peering costs, improve traffic engineering and perform network troubleshooting.
The de facto standard and security platform of choice for a majority of the world’s leading service providers, Peakflow SP leverages IP flow data to deliver a unique combination of pervasive visibility into network, application and routing traffic with real-time detection, mitigation and comprehensive reporting of network anomalies, all from one fully integrated platform. This enables Neo Telecoms to manage the impact of security threats as well as network issues.
“Pervasive visibility into network, application and routing traffic allows Neo Telecoms to make more informed decisions about security incidents, transit partners, network architecture, customers and new IP services,” said Raphael Maunier, Neo Telecoms chief technology officer. “The Peakflow SP platform is purpose built for sophisticated IP-based networks like Neo Telecoms.”
“Neo Telecoms is enabling the Internet Economy across Europe, delivering a full suite of innovative IP-based services to regional ISPs, international operators, SMB’s and international enterprises,” said Patrick Sonou, Arbor Networks country manager for France. “Peakflow SP delivers the security, visibility and control over the network that Neo Telecoms’s requires to maintain its leadership position.”
Arbor Peakflow SP also dramatically improves traffic engineering and capacity planning by correlating real-time topology information with traffic data. Peakflow SP allows Neo Telecoms to optimize their network and reduce costs by providing detailed visibility into the traffic that is leaving or entering their networks via peering or transit links. Peakflow SP provides insight into critical information such as BGP routing, MPLS VPNs, QoS and applications such as DNS, VoIP and P2P — enabling Neo Telecoms to automatically recognize hot spots and engineer the network for lower costs, higher performance and new services. Key benefits to Neo Telecoms include:
– On-Demand Packet Analysis – Deeper visibility into the network and traffic for troubleshooting, fault prevention, performance monitoring and security forensics. — Global Geography Reports – Analyze peering traffic by geography, market, most used services and threat activity. — Expanded Transit Peering Reports – Gain a better understanding as to where their customer traffic is destined beyond initial peers.
About Arbor Networks
Arbor Networks is a leading provider of security and network management solutions for global business networks, including more than 70 percent of the world’s Internet service providers and many of the largest enterprise networks in use today. Arbor’s secure service control solutions give customers a single, unified view into their networks’ performance, helping them to quickly detect anomalous behavior, mitigate threats and enforce policy. This translates into actionable business intelligence to generate new forms of revenue and to maintain a competitive advantage.
Arbor also maintains ATLAS — a unique collaborative effort with 100
The de facto standard and security platform of choice for a majority of the world’s leading service providers, Peakflow SP leverages IP flow data to deliver a unique combination of pervasive visibility into network, application and routing traffic with real-time detection, mitigation and comprehensive reporting of network anomalies, all from one fully integrated platform. This enables Neo Telecoms to manage the impact of security threats as well as network issues.
“Pervasive visibility into network, application and routing traffic allows Neo Telecoms to make more informed decisions about security incidents, transit partners, network architecture, customers and new IP services,” said Raphael Maunier, Neo Telecoms chief technology officer. “The Peakflow SP platform is purpose built for sophisticated IP-based networks like Neo Telecoms.”
“Neo Telecoms is enabling the Internet Economy across Europe, delivering a full suite of innovative IP-based services to regional ISPs, international operators, SMB’s and international enterprises,” said Patrick Sonou, Arbor Networks country manager for France. “Peakflow SP delivers the security, visibility and control over the network that Neo Telecoms’s requires to maintain its leadership position.”
Arbor Peakflow SP also dramatically improves traffic engineering and capacity planning by correlating real-time topology information with traffic data. Peakflow SP allows Neo Telecoms to optimize their network and reduce costs by providing detailed visibility into the traffic that is leaving or entering their networks via peering or transit links. Peakflow SP provides insight into critical information such as BGP routing, MPLS VPNs, QoS and applications such as DNS, VoIP and P2P — enabling Neo Telecoms to automatically recognize hot spots and engineer the network for lower costs, higher performance and new services. Key benefits to Neo Telecoms include:
– On-Demand Packet Analysis – Deeper visibility into the network and traffic for troubleshooting, fault prevention, performance monitoring and security forensics. — Global Geography Reports – Analyze peering traffic by geography, market, most used services and threat activity. — Expanded Transit Peering Reports – Gain a better understanding as to where their customer traffic is destined beyond initial peers.
About Arbor Networks
Arbor Networks is a leading provider of security and network management solutions for global business networks, including more than 70 percent of the world’s Internet service providers and many of the largest enterprise networks in use today. Arbor’s secure service control solutions give customers a single, unified view into their networks’ performance, helping them to quickly detect anomalous behavior, mitigate threats and enforce policy. This translates into actionable business intelligence to generate new forms of revenue and to maintain a competitive advantage.
Arbor also maintains ATLAS — a unique collaborative effort with 100
Saturday, July 17, 2010
Computer Network Security Software
some of them readily available for download on the net- which keep on getting better every day. The biggest pest nowadays are Trojans. These are malicous programs which often contain a variety of malware. So if you get one Trojan on your PC, you can be pretty sure it can contain a combination of worms other trojans or even worse, rootkits.
That is why you should supplement your antivirus program with a good anti-spyware program. Both do an excellent job at what there are meant for. Most antivirus software offers some malware protection, but nothing as good as a standalone anti-spyware program. This also doubles your defense if you care about computer network security.
Does it end there? Network security is a never ending process, depending on how secure you want your computer to be. For the home user there is another, very important, factor which often gets overlooked.
Most of you have heard about a firewall which is standard in an internet security suite. Few of you will understand the workings of a firewall. What does it mean if your firewall software asks you
That is why you should supplement your antivirus program with a good anti-spyware program. Both do an excellent job at what there are meant for. Most antivirus software offers some malware protection, but nothing as good as a standalone anti-spyware program. This also doubles your defense if you care about computer network security.
Does it end there? Network security is a never ending process, depending on how secure you want your computer to be. For the home user there is another, very important, factor which often gets overlooked.
Most of you have heard about a firewall which is standard in an internet security suite. Few of you will understand the workings of a firewall. What does it mean if your firewall software asks you
Affordable Network Security Software
without you even knowing it! It’s scary.
Securing your network not only protects your enterprise assets, it also ensures that your web facing applications are available to users when they need it. To learn more, here is a short video on the Untangle Network Security Software http://www.untangle.com/video_overview.
If network security is so important, why aren’t other businesses securing their network?Two factors: Cost and expertise. Top of line security products do cost a lot. It comes with esoteric commands that require a highly trained security professional to operate.
But these are things of the past. Untangle’s solution is not only free to download, it is also easy to use. The graphical interface enables you to set options and then wait for the executive summary reports to arrive via email!
With Untangle’s solution, there really are no excuses for not protecting your network.
What can Untangle do as a Network Security Software?
Well a lot! Here is a list of what it can do, and we call the term in the security industry:
Router. Provides basic routing functionality, and DHCP and DNS servers. It may already be installed depending on the selections made during the setup wizard. If there is already a router on the network, there is no need to install the Router unless replacing the current firewall/router. Router makes the Untangle Server act like a router that by default serves DHCP and DNS with an internal IP of 192.168.1.1, much like a Linksys or Netgear router.
Firewall. You can define what types of traffic can enter your network. So it enables your network to show a
Securing your network not only protects your enterprise assets, it also ensures that your web facing applications are available to users when they need it. To learn more, here is a short video on the Untangle Network Security Software http://www.untangle.com/video_overview.
If network security is so important, why aren’t other businesses securing their network?Two factors: Cost and expertise. Top of line security products do cost a lot. It comes with esoteric commands that require a highly trained security professional to operate.
But these are things of the past. Untangle’s solution is not only free to download, it is also easy to use. The graphical interface enables you to set options and then wait for the executive summary reports to arrive via email!
With Untangle’s solution, there really are no excuses for not protecting your network.
What can Untangle do as a Network Security Software?
Well a lot! Here is a list of what it can do, and we call the term in the security industry:
Router. Provides basic routing functionality, and DHCP and DNS servers. It may already be installed depending on the selections made during the setup wizard. If there is already a router on the network, there is no need to install the Router unless replacing the current firewall/router. Router makes the Untangle Server act like a router that by default serves DHCP and DNS with an internal IP of 192.168.1.1, much like a Linksys or Netgear router.
Firewall. You can define what types of traffic can enter your network. So it enables your network to show a
Nsauditor Network Security Auditor - Network Audit and Monitoring Tool for Corporate Local Area Networks
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Nsauditor Network Security Auditor significantly reduces the total cost of network management in enterprise environments by enabling IT personnel to audit and monitor remote network computers for possible vulnerabilities. The software checks your network for all potential methods that a hacker might use to attack it. Nsauditor includes firewall system that allows to stop internet threats and block unwanted network connections. Nsauditor is a complete utilities package that includes more than 45 network tools and gives you the possibility to get information about operating systems, service packs, hotfixes, installed software and running processes on remote PCs.
Nsauditor “Network Monitoring” module shows you detailed listings of all TCP and UDP endpoints on your system, including the owning process name, remote address and state of TCP connections, country of origin and service name/description. When you start Nsauditor it will enumerate all active TCP and UDP endpoints, resolving all IP addresses to their domain name versions. You can close established TCP/IP connections by right-clicking on a connection and/or request IP address whois information or trace route, block unwanted network connections using Nsauditor firewall system.
Nsauditor “Adware Scanner” tool scans network computers for common Adware traces and gives you a quick look at the Adware, malware and spyware installed on local or network computers.
Nsauditor “NetBios Auditor” is a powerful tool for exploring networks, scanning a network within a given range of IP addresses and for listing computers which offer NetBIOS resource sharing service as well as their name tables and NetBIOS connections. This program gives you the possibility to get general information about the remote workstation users, groups, machines, account Policies, shared resources and installed software.
Services are critical system components. Running in the background, they are widely used in the operating system to control hardware, monitor applications and support all system level functions. Nsauditor “Remote Windows Service Control” tool controls the status of your network services and allows to start or stop them remotely.
Nsauditor allows to monitor and kill processes on local or network computers using “Network Process Monitor” tool and remotely shutdown or restart workstations using “Remote Shutdown” tool.
Nsauditor “Network Hotfix Scanner” is a advanced hotfix check utility that scans network computers for missing hotfixes and patches, and helps you download and install them. Network Hotfix Scanner gives you a quick look at the hotfixes and patches installed or missed on any remote computer in your corporate network, it tells you by colored icons specific security bulletin rating ( critical, important, moderate ), title, description and bulletin URL.
In summary, Nsauditor Network Security Auditor is a very complete network tools package for a surprisingly low price.
Application Info: http://www.nsauditor.com/network_security/network_security_auditor.html
Application Screenshot: http://www.nsauditor.com/images/screens/nm1.jpg
Download URL: http://www.nsauditor.com/downloads/nsauditor_setup.exe
Network Security Model - Defining an Enterprise Security Strategy
File and data authorization
Transaction Security
Transaction security works from a dynamic perspective. It attempts to secure each session with five primary activities. They are non-repudiation, integrity, authentication, confidentiality and virus detection. Transaction security ensures that session data is secure before being transported across the enterprise or Internet. This is important when dealing with the Internet since data is vulnerable to those that would use the valuable information without permission. E-Commerce employs some industry standards such as SET and SSL, which describe a set of protocols that provide non-repudiation, integrity, authentication and confidentiality. As well virus detection provides transaction security by examining data files for signs of virus infection before they are transported to an internal user or before they are sent across the Internet. The following describes industry standard transaction security protocols.
Non-Repudiation – RSA Digital Signatures
Integrity – MD5 Route Authentication
Authentication – Digital Certificates
Confidentiality – IPSec/IKE/3DES
Virus Detection – McAfee/Norton Antivirus Software
Monitoring Security
Monitoring network traffic for security attacks, vulnerabilities and unusual events is essential for any security strategy. This assessment identifies what strategies and applications are being employed. The following is a list that describes some typical monitoring solutions. Intrusion detection sensors are available for monitoring real time traffic as it arrives at your perimeter. IBM Internet Security Scanner is an excellent vulnerability assessment testing tool that should be considered for your organization. Syslog server messaging is a standard Unix program found at many companies that writes security events to a log file for examination. It is important to have audit trails to record network changes and assist with isolating security issues. Big companies that utilize a lot of analog dial lines for modems sometimes employ dial scanners to determine open lines that could be exploited by security hackers. Facilities security is typical badge access to equipment and servers that host mission critical data. Badge access systems record the date time that each specific employee entered the telecom room and left. Cameras sometimes record what specific activities were conducted as well.
Intrusion Prevention Sensors (IPS)
Cisco markets intrusion prevention sensors (IPS) to enterprise clients for improving the security posture of the company network. Cisco IPS 4200 series utilize sensors at strategic locations on the inside and outside network protecting switches, routers and servers from hackers. IPS sensors will examine network traffic real time or inline, comparing packets with pre-defined signatures. If the sensor detects suspicious behavior it will send an alarm, drop the packet and take some evasive action to counter the attack. The IPS sensor can be deployed inline IPS, IDS where traffic doesn’t flow through device or a hybrid device. Most sensors inside the data center network will be designated IPS mode with its dynamic security features thwarting attacks as soon as they occur. Note that IOS intrusion prevention software is available today with routers as an option.
Vulnerability Assessment Testing (VAST)
IBM Internet Security Scanner (ISS) is a vulnerability assessment scanner focused on enterprise customers for assessing network vulnerabilities from an external and internal perspective. The software runs on agents and scans various network devices and servers for known security holes and potential vulnerabilities. The process is comprised of network discovery, data collection, analysis and reports. Data is collected from routers, switches, servers, firewalls, workstations, operating systems and network services. Potential vulnerabilities are verified through non-destructive testing and recommendations made for correcting any security problems. There is a reporting facility available with the scanner that presents the information findings to company staff.
Syslog Server Messaging
Cisco IOS has a Unix program called Syslog that reports on a variety of device activities and error conditions. Most routers and switches generate Syslog messages, which are sent to a designated Unix workstation for review. If your Network Management Console (NMS) is using the Windows platform, there are utilities that allow viewing of log files and sending Syslog files between a Unix and Windows NMS.
Network Planning and Design Guide is available at Amazon.com and eBookmall.com
Shaun Hummel is an author of various technical books and has a web site focused on information technology job search solutions and certifications.
http://www.networkjobsolutions.com
Transaction Security
Transaction security works from a dynamic perspective. It attempts to secure each session with five primary activities. They are non-repudiation, integrity, authentication, confidentiality and virus detection. Transaction security ensures that session data is secure before being transported across the enterprise or Internet. This is important when dealing with the Internet since data is vulnerable to those that would use the valuable information without permission. E-Commerce employs some industry standards such as SET and SSL, which describe a set of protocols that provide non-repudiation, integrity, authentication and confidentiality. As well virus detection provides transaction security by examining data files for signs of virus infection before they are transported to an internal user or before they are sent across the Internet. The following describes industry standard transaction security protocols.
Non-Repudiation – RSA Digital Signatures
Integrity – MD5 Route Authentication
Authentication – Digital Certificates
Confidentiality – IPSec/IKE/3DES
Virus Detection – McAfee/Norton Antivirus Software
Monitoring Security
Monitoring network traffic for security attacks, vulnerabilities and unusual events is essential for any security strategy. This assessment identifies what strategies and applications are being employed. The following is a list that describes some typical monitoring solutions. Intrusion detection sensors are available for monitoring real time traffic as it arrives at your perimeter. IBM Internet Security Scanner is an excellent vulnerability assessment testing tool that should be considered for your organization. Syslog server messaging is a standard Unix program found at many companies that writes security events to a log file for examination. It is important to have audit trails to record network changes and assist with isolating security issues. Big companies that utilize a lot of analog dial lines for modems sometimes employ dial scanners to determine open lines that could be exploited by security hackers. Facilities security is typical badge access to equipment and servers that host mission critical data. Badge access systems record the date time that each specific employee entered the telecom room and left. Cameras sometimes record what specific activities were conducted as well.
Intrusion Prevention Sensors (IPS)
Cisco markets intrusion prevention sensors (IPS) to enterprise clients for improving the security posture of the company network. Cisco IPS 4200 series utilize sensors at strategic locations on the inside and outside network protecting switches, routers and servers from hackers. IPS sensors will examine network traffic real time or inline, comparing packets with pre-defined signatures. If the sensor detects suspicious behavior it will send an alarm, drop the packet and take some evasive action to counter the attack. The IPS sensor can be deployed inline IPS, IDS where traffic doesn’t flow through device or a hybrid device. Most sensors inside the data center network will be designated IPS mode with its dynamic security features thwarting attacks as soon as they occur. Note that IOS intrusion prevention software is available today with routers as an option.
Vulnerability Assessment Testing (VAST)
IBM Internet Security Scanner (ISS) is a vulnerability assessment scanner focused on enterprise customers for assessing network vulnerabilities from an external and internal perspective. The software runs on agents and scans various network devices and servers for known security holes and potential vulnerabilities. The process is comprised of network discovery, data collection, analysis and reports. Data is collected from routers, switches, servers, firewalls, workstations, operating systems and network services. Potential vulnerabilities are verified through non-destructive testing and recommendations made for correcting any security problems. There is a reporting facility available with the scanner that presents the information findings to company staff.
Syslog Server Messaging
Cisco IOS has a Unix program called Syslog that reports on a variety of device activities and error conditions. Most routers and switches generate Syslog messages, which are sent to a designated Unix workstation for review. If your Network Management Console (NMS) is using the Windows platform, there are utilities that allow viewing of log files and sending Syslog files between a Unix and Windows NMS.
Network Planning and Design Guide is available at Amazon.com and eBookmall.com
Shaun Hummel is an author of various technical books and has a web site focused on information technology job search solutions and certifications.
http://www.networkjobsolutions.com
Top 10 Free Security Software For Your New PC
a top priority is to keep that new PC running energy efficiently, healthily and securely.
As we know, the internet is full of brilliant news, amazing software as well as danger. Although maybe your new laptop is locked in a Faraday cage with no connection to the outside world, threats like the Conficker worm can slip in via removable drives. Thus, the use of antivirus, antispyware and firewall protection is highly recommended to protect your new notebook system when you begin to surf the internet. The good news is that if you are tired of spending a lot of money for the PC security programs. In this article, we will review some good and totally free security utilities and we believe that someone of them are bound to suit your needs.
All three antivirus programs offer Windows versions. Avast is the only one of the three products that has a version for Macs.
Avira AntiVir Personal is a reliable free antivirus solution that constantly and rapidly scans your computer for malicious programs such as viruses, Trojans, backdoor programs, hoaxes, worms, dialers etc. Monitors every action executed by the user or the operating system and reacts promptly when a malicious program is detected.
Avira AntiVir Personal is a comprehensive, easy to use antivirus program, designed to offer reliable free of charge virus protection to home-users, for personal use only, and is not for business or commercial use.
Avast! Home Edition represents the best free antivirus protection currently available on the market. This edition is free of charge for non-commercial & home use only. Avast antivirus manages to provide a simple and functional user interface, while also being very customizable and feature complete. The active protection feature monitors seven different ways that a virus could enter your computer, including Web browsing, email, file sharing, and more.
Avast also features scanning on boot up if you choose to do so. That’s something you don’t want to do on every boot as it takes quite a while. However, if you suspect you have been exposed to a virus or spyware it is the best way to detect and remove active infections.
AVG Anti-Virus free edition is an anti-virus protection tool available free of charge to home users. Rapid virus database updates are available for the lifetime of the product, thereby providing the high level of detection capability.
The new 9.0 edition is faster, safer and easier to use. AVG gives you free rock solid protection for your basic security needs and it also delivers new anti-phishing detection techniques, which can quickly and accurately determine whether or not a web page is hosting a phishing attack. Additionally, version 9.0 comes with basic anti-rootkit protection to ensure protection against sophisticated hidden threats.
Spyware Doctor is an advanced adware and spyware removal utility that detects and cleans thousands of potential spyware, adware, trojans, keyloggers, spyware cookies, trackware, spybots and other malware from your PC. Protect your privacy and computing habits from prying eyes.
Wondershare Spyware Removal provides professional system protection to remove spyware, trojan virus and other various malware. Its library contains over 400,000 pieces of virus signatures, cleaning your system at ease. It is able to perform proactive defense and system monitor so as to stop threats in advance. Rootkit scan is also available for advanced users for further malware removal.
Malwarebytes’ Anti-Malware is a high performance anti-malware application that thoroughly removes even the most advanced malware and spyware. With one of the fastest, most effective quick scans and malware removal capabilities on the market, this program is the perfect addition to your PC’s defenses. The full version of the product includes a number of key features, including the ability to schedule updates and scans and most importantly, a real-time malware protection module that blocks malicious processes before they even start.
Windows Defender is software that helps protect your computer against pop-ups, slow performance, and security threats caused by spyware and other unwanted software by detecting and removing known spyware from your computer. Windows Defender features Real-Time Protection, a monitoring system that recommends actions against spyware when it’s detected, minimizes interruptions, and helps you stay productive.
Comodo’s award-winning free security suite, offers prevention-based, Default Deny Protection (DDP) technology to prevent malware in your PC. Conventional security suites ignore prevention, focusing only on the eventual detection of viruses.
PC Tools Firewall Plus is a powerful free personal firewall for Windows that protects your computer by preventing unauthorized users from gaining access to your computer through the Internet or a network. By monitoring applications that connect to the network Firewall Plus can stop Trojans, backdoors, keyloggers and other malware from damaging your computer and stealing your private information.
Outpost Firewall Free gives you solid firewall protection with standard packet and application filtering to safeguard your data against unauthorized third parties. In addition, you get advanced protection against illegal program activity that will help stymie unknown threats. All this coupled with minimum impact on your system resources makes Outpost Firewall Free a must-have instrument for an unprotected PC.
These best free security software will provide comprehensive protection for your new PC and we wish you a merry Christmas and happy New Year.
As we know, the internet is full of brilliant news, amazing software as well as danger. Although maybe your new laptop is locked in a Faraday cage with no connection to the outside world, threats like the Conficker worm can slip in via removable drives. Thus, the use of antivirus, antispyware and firewall protection is highly recommended to protect your new notebook system when you begin to surf the internet. The good news is that if you are tired of spending a lot of money for the PC security programs. In this article, we will review some good and totally free security utilities and we believe that someone of them are bound to suit your needs.
All three antivirus programs offer Windows versions. Avast is the only one of the three products that has a version for Macs.
Avira AntiVir Personal is a reliable free antivirus solution that constantly and rapidly scans your computer for malicious programs such as viruses, Trojans, backdoor programs, hoaxes, worms, dialers etc. Monitors every action executed by the user or the operating system and reacts promptly when a malicious program is detected.
Avira AntiVir Personal is a comprehensive, easy to use antivirus program, designed to offer reliable free of charge virus protection to home-users, for personal use only, and is not for business or commercial use.
Avast! Home Edition represents the best free antivirus protection currently available on the market. This edition is free of charge for non-commercial & home use only. Avast antivirus manages to provide a simple and functional user interface, while also being very customizable and feature complete. The active protection feature monitors seven different ways that a virus could enter your computer, including Web browsing, email, file sharing, and more.
Avast also features scanning on boot up if you choose to do so. That’s something you don’t want to do on every boot as it takes quite a while. However, if you suspect you have been exposed to a virus or spyware it is the best way to detect and remove active infections.
AVG Anti-Virus free edition is an anti-virus protection tool available free of charge to home users. Rapid virus database updates are available for the lifetime of the product, thereby providing the high level of detection capability.
The new 9.0 edition is faster, safer and easier to use. AVG gives you free rock solid protection for your basic security needs and it also delivers new anti-phishing detection techniques, which can quickly and accurately determine whether or not a web page is hosting a phishing attack. Additionally, version 9.0 comes with basic anti-rootkit protection to ensure protection against sophisticated hidden threats.
Spyware Doctor is an advanced adware and spyware removal utility that detects and cleans thousands of potential spyware, adware, trojans, keyloggers, spyware cookies, trackware, spybots and other malware from your PC. Protect your privacy and computing habits from prying eyes.
Wondershare Spyware Removal provides professional system protection to remove spyware, trojan virus and other various malware. Its library contains over 400,000 pieces of virus signatures, cleaning your system at ease. It is able to perform proactive defense and system monitor so as to stop threats in advance. Rootkit scan is also available for advanced users for further malware removal.
Malwarebytes’ Anti-Malware is a high performance anti-malware application that thoroughly removes even the most advanced malware and spyware. With one of the fastest, most effective quick scans and malware removal capabilities on the market, this program is the perfect addition to your PC’s defenses. The full version of the product includes a number of key features, including the ability to schedule updates and scans and most importantly, a real-time malware protection module that blocks malicious processes before they even start.
Windows Defender is software that helps protect your computer against pop-ups, slow performance, and security threats caused by spyware and other unwanted software by detecting and removing known spyware from your computer. Windows Defender features Real-Time Protection, a monitoring system that recommends actions against spyware when it’s detected, minimizes interruptions, and helps you stay productive.
Comodo’s award-winning free security suite, offers prevention-based, Default Deny Protection (DDP) technology to prevent malware in your PC. Conventional security suites ignore prevention, focusing only on the eventual detection of viruses.
PC Tools Firewall Plus is a powerful free personal firewall for Windows that protects your computer by preventing unauthorized users from gaining access to your computer through the Internet or a network. By monitoring applications that connect to the network Firewall Plus can stop Trojans, backdoors, keyloggers and other malware from damaging your computer and stealing your private information.
Outpost Firewall Free gives you solid firewall protection with standard packet and application filtering to safeguard your data against unauthorized third parties. In addition, you get advanced protection against illegal program activity that will help stymie unknown threats. All this coupled with minimum impact on your system resources makes Outpost Firewall Free a must-have instrument for an unprotected PC.
These best free security software will provide comprehensive protection for your new PC and we wish you a merry Christmas and happy New Year.
Friday, July 16, 2010
Trend Micro Enterprises: Pc-cillin Internet Security Software to Protect yourself From Malicious Software
4:10 pm
Because of the advancement in communications technology, the internet became the most popular tool for businesses. More and more people are taking advantage of the power of internet. Some use the internet to sell things, while others use it to buy things. The internet is also one of the best ways to communicate with your loved ones.
The fact that the internet is used by almost everyone in the world for communication and for financial transaction, there will always be people who will take advantage of this technology to steal from other people. They develop software and other programs that will act as a surveillance device inside your computer or it can be a software programmed to destroy files in your computer.
The thought of some stranger from anywhere in the world taking a look at your very important files that may contain personal and financial information would definitely be a scary thought. With this information, the stranger will be able to steal from you or commit a very serious crime called identity theft or fraud.
This is why you need another kind of software to protect yourself from malicious software that may enter your computer when you download some files in the internet.
One kind of software is called Pc-cillin Internet Security. Pc-cillin Internet Security is developed by Trend Micro Enterprises and is known to be one of the most effective software to combat viruses, spyware, adware and other malicious software popping out in the internet today.
Trend Micro Enterprises is a company that develops security software for computers. It is a company that is widely recognized throughout the world as one of the leading security software developers in the market today.
Pc-cillin Internet Security is one of the most successful software developed by Trend Micro Enterprises. If you want the best protection for your computer from viruses and other malicious software, you should consider getting the Pc-cillin Internet Security.
Pc-cillin Internet Security contains enough features to ward off threats to your computer. Here are the different features that you can find inside the Pc-cillin Internet Security and the reason why you should purchase this particular software:
Information Security Software : E-Signatures
The definition
A digital signature is an electronic (code) signature that can be used to authenticate the identity of the sender of a message or the signer of a document and to ensure that the original content of the message or document that has been sent is unchanged. Digital signatures are easily transportable, cannot be imitated by someone else, and can be automatically time-stamped. The ability to ensure that the original signed message arrived means that the sender cannot easily repudiate it later.
A digital signature can be used with any kind of message, whether it is encrypted or not, simply so that the receiver can be sure of the sender’s identity and that the message arrived intact. A digital certificate contains the digital signature of the certificate-issuing authority so that anyone can verify that the certificate is real.
A more formal definition: “(I) A value computed with a cryptographic algorithm and appended to a data object in such a way that any recipient of the data can use the signature to verify the data’s origin and integrity.
(II) Data appended to, or a cryptographic transformation of, a data unit that allows a recipient of the data unit to prove the source and integrity of the data unit and protect against forgery, e.g. by the recipient.”
Source: IETF (http://www.ietf.org/rfc/rfc2828.txt).
E-signature
A digital signature is an electronic (code) signature that can be used to authenticate the identity of the sender of a message or the signer of a document and to ensure that the original content of the message or document that has been sent is unchanged. Digital signatures are easily transportable, cannot be imitated by someone else, and can be automatically time-stamped. The ability to ensure that the original signed message arrived means that the sender cannot easily repudiate it later.
A digital signature can be used with any kind of message, whether it is encrypted or not, simply so that the receiver can be sure of the sender’s identity and that the message arrived intact. A digital certificate contains the digital signature of the certificate-issuing authority so that anyone can verify that the certificate is real.
A more formal definition: “(I) A value computed with a cryptographic algorithm and appended to a data object in such a way that any recipient of the data can use the signature to verify the data’s origin and integrity.
(II) Data appended to, or a cryptographic transformation of, a data unit that allows a recipient of the data unit to prove the source and integrity of the data unit and protect against forgery, e.g. by the recipient.”
Source: IETF (http://www.ietf.org/rfc/rfc2828.txt).
E-signature
MicroWorld releases new version of MailScan Ver. 4.5 the antivirus and content security software for mail servers.
4:44 pm
Michigan – May 20, 2005 – MicroWorld Technologies, Inc. the
leading solutions provider in the area of Anti-virus and Content
security, has announced the launch of its new version of
MailScan Ver. 4.5, the antivirus and content security software
for mail servers.
The new version of MailScan provides additional security
features to allow users to monitor the TCP connections on their
systems, and use enhanced Anti-SPAM control to fight SPAM.
The new security feature interface displays all the active TCP
connections to your computer. It lists information about the
processes, protocols, local addresses, remote addresses and
Process Status on the computer. It allows you to identify any
unauthorized access to your mail server and take effective
counter measures to safeguard your system.
MailScan 4.5 provides the user with real time access to Relay
Blackhole List at for IPs of known
Spammers. The site maintains active real-time Blackhole list
that you can use to verify if any IP that connects to your
MailServer is listed as that of a known Spammer, and take
appropriate action.
MailScan 4.5 is the next step in the continuing process to
provide added security to mail servers against virus attacks,
SPAM and other forms of security threats to networks via e-mail.
Mr Govind Rammurthy, CEO, MicroWorld Technologies, Inc. says
“MicroWorld’s MailScan 4.5 with its new features, is a step
forward in strengthening our products to ensure that corporate
gateways are well-protected from ever increasing and smart
Internet intruders. Continuous development has made MailScan one
of the most popular mail gateway security products available in
the markets today.”
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