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Network Security Best Practices and Products

• What are the best methods for handling rogue access points?

  Our network security expert, Michael Gregg, explains how to enforce network policy and handle rogue access points (APs) in this expert response. Continue Reading

• Is my firewall setting preventing wireless network guest access?

  In a wireless guest network, find out why some vendors can connect without authentication while others cannot get an IP in this ask the expert response. Continue Reading

• How to configure Windows Server 2008 advanced firewall MMC snap-in

  Find out new features of the Windows Server 2008 Advanced Firewall -- and how to configure this powerful host-based firewall using the new MMC snap-in -- in this tip. Continue Reading

• How to retrieve passwords from locked laptops

  How can I retrieve passwords from locked laptops? Our networking fundamentals expert answers this question. Continue Reading

• How to interpret test scan results to assess network vulnerability

  Once you've run some test scans with a network tool, how do you interpret the results to assess network vulnerability? Find out in this Ask the Expert response with our enterprise network security expert. Continue Reading

• What commands allow network traffic to pass through PIX firewalls?

  The PIX firewall can secure networks but you need to allow access to the right people. Learn which commands get network traffic flowing, from security expert Puneet Mehta.Continue Reading

• For an SMB firewall, what features should I look at?

  Which features should you look at when choosing a SMB firewall? Find out in this expert response with our network security expert.Continue Reading

• Governance, compliance, security: How are these network problems?

  Issues of governance, compliance and security are becoming the responsibility of network operations staff because increasingly complex, componentized services are carried on the network. Network staff must cooperate with other teams to ensure good ...Continue Reading

• What should I know before implementing a packet sniffer?

  Before implementing a packet sniffer learn what you need to know before putting one into your network and where it should go.Continue Reading

• Will WPA2-PSK keep wireless networks safe from war drivers?

  Will WPA2-PSK keep wireless networks safe from war drivers? Find out from network security expert Michael Gregg.Continue Reading

• How to train intrusion detection systems (IDS)

  Learn how to train your intrusion detection systems (IDS) from network security expert Michael Gregg.Continue Reading

• Prevent unauthorized USB devices with software restriction policies, third-party apps

  In the conclusion of his series on preventing unauthorized USB device use on your network, Brien Posey discusses the pros and cons of using software restriction policies such as certificate rules, hash rules, Internet zone rules, and path rules to ...Continue Reading

• Can users on my LAN view my computer from other machines?

  Learn how users on your LAN can view your machines from other computers in this response from network security expert Puneet Mehta.Continue Reading

• Using Windows Vista group policy to prevent unauthorized USB device use

  One of the largest internal threats to network security, and a major source of worry for network administrators, is the use of USB storage devices. USB storage devices can be used to steal large quantities of data from your network. Anything a user ...Continue Reading

• Without an application-layer firewall, do I run network security risks?

  Are you leaving yourself wide open by not using an application-layer firewall? Find out in this expert response with network security expert Puneet Mehta.Continue Reading