Network and Internet Security

Network & Internet security is a critical aspect of enterprise security. Here you'll find information on network architecture, VPNs, network intrusion management and wireless security.
Sub-Topics
Intrusion management is more than a tool or a person -- it is also a process. These resources arm you with the knowledge you need to implement and maintain an intrusion management life cycle. Learn how to protect, detect and analyze network vulnerabilities to mitigate the risk of a compromised environment. Includes IDS, IPS, NBAD, SEM, DOS Prevention, Monitoring traffic network and Network Forensics, and Network Scanning.
A solid network design is crucial for maintaining a secure network. From perimeter firewalls to locking down endpoint devices and controlling user access, these resources help you build a secure layered network and identify vulnerabilities to prevent attacks.
Virtual Private Network (VPN) is constructed by using public wires to connect nodes. For example, there are a number of systems that enable you to create networks using the Internet as the medium for transporting data. These systems use encryption and other security mechanisms to ensure that only authorized users can access the network and that the data cannot be intercepted.
Building and maintaining a secure wireless LAN can be a challenge. These resources provide you with tools and tactics to successfully configure, implement and manage a solid wireless network.

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Highlights
How hackers are ingeniously leveraging social networking sites and the Web 2.0 to craft new phishing attacks, posing a new threat to their users.
The 2010 World Cup in South Africa promises worldwide coverage like never before, with the BBC Sport website offering live video streaming of all matches. This presents a nightmare to IT managers are they anticipate employees accessing video coverage of the event via their desktops.
Blocking DNS cache poisoning attacks are expected to be a thing of the past with security improvements in the DNS layer.
Snort rules require extensive testing before going live. In this tip, Judy Novak illustrates how to test Snort rules with Scapy.
Virtual patching was the subject of much discussion in the RSA conference 2010. While it is a good temporary solution for minor network vulnerabilities, it should not replace proper implementation of problem fixes.