Network Management Strategies for the CIOEmail Alerts
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Mobile device security best practices for BYOD
BYOD policies require a new set of mobile device security best practices. Instead of thinking, “Block access,” network managers must now think, “Enable access safely." Feature
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Network auditing tools for war driving: Video and quiz
Test your knowledge of network auditing tools by viewing this video and taking the quiz that follows. Know how to best tackle network access points and get a chance to be rewarded. Quiz
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Managed intrusion prevention services handle sophisticated attacks
Adopting managed intrusion prevention services can help avert increasingly sophisticated network attacks. Feature
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Cisco Live London: Uncle John promises to fix Cisco security strategy
Fast Packet blogger Greg Ferro reports from Cisco Live London where (after a marketing exec was stripped down by orphans!) Uncle John promised a stronger focus on Cisco security strategies as well as network automation and management. Strangely, Cham... Fast Packet
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Cisco ASA and BGP peering problems: Command line tips
If you run into BGP peering problems because of a Cisco ASA or PIX firewallin the middle, there are a few simple command line fixes that will quickly solve the problem. Fast Packet blogger Brandon Carroll explains. Fast Packet
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Creating a firewall policy fault model with automatic correction
Firewall policy problems may be at the heart of firewalls that mistakenly block legitimate traffic or allow in troubled traffic. At LISA 2010, researchers propose creating a firewall policy fault model that can be used to implement automated correcti... Research Report
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Wireshark network analyzer: The open source network monitoring tool
Wireshark, an open source network monitoring tool, can help networking pros in a variety of ways. This chapter excerpt from Wireshark expert Laura Chappell includes a checklist of what Wireshark can do for your network, as well as a free chapter down... Chapter Excerpt
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Top 10 reasons to learn Wireshark, the open source network analyzer
All network analysts should learn Wireshark, the open source network analyzer. This top 10 list of reasons includes what it could mean for your career and your network. Top 10
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Using LAN edge switch security features for network defense-in-depth
Enterprises are turning their focus to the largely unused LAN edge switch security features that can enable the use of ACLs and VLANs for port management and traffic monitoring. LAN edge switches also support network access authentication and can be ... Guide
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SSL VPN tutorial
Some companies see SSL VPNs as a simpler, cheaper way to provide remote access to corporate data. Find out about SSL VPN usage, compare IPsec vs. SSL and decide what's right for your network in this SSL VPN tutorial. Tutorial
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One bank's mobile device management software and remote desktop combo
Needham Bank IT director James Gordon couldn't turn away personal devices, so he combined mobile device management software and remote desktop for secure access. News | 10 Apr 2012
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Dell-SonicWall deal: Next-generation firewall boosts data center play
The Dell-SonicWall acquisition broadens Dell’s increasingly formidable data center infrastructure and services strategy with a next-generation firewall product. News | 14 Mar 2012
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Cisco SecureX strategy gets boost with application-aware firewall
Under new leadership, the networking giant's security group relaunched Cisco SecureX with several new products, including an application-aware firewall. News | 28 Feb 2012
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Network Access Control solutions for mobility: Vendor comparison
New NAC solutions have emerged to handle the influx of personal devices on the enterprise network, but each vendor takes a different approach to granting access. Feature | 23 Feb 2012
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Wireless intrusion prevention system smartens school district Wi-Fi
With AirMagnet’s wireless intrusion prevention system and RF spectrum analysis, a large school district improved wireless LAN security and solved Wi-Fi interference problems. News | 09 Feb 2012
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Network security test: Crossbeam secures 1 million simultaneous users
Crossbeam performed a network security test that emulated one million simultaneous mobile users on its network security hardware. News | 19 Jan 2012
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Online sports site uses super-scalable network security hardware
In this Q&A, Australia’s online betting site Sportsbet reveals how it scales network security with network hardware security specialist Crossbeam. Q&A | 19 Jan 2012
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Magic Quadrant: Next-generation firewalls are mainstream
Next-generation firewalls have enjoyed a lot of hype in recent years, but now they are also dominating the market, according to Gartner’s latest firewall Magic Quadrant. News | 12 Jan 2012
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Network technology trends for 2012: Network security
Looking at network security technology trends for 2012, Gartner’s Greg Young predicts better security of virtualization and emerging data center fabrics. News | 22 Dec 2011
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Zappos cloud security strategy: Distributed management
Zappos might be owned by cloud king Amazon, but the organization is still grappling with creating a measured cloud security strategy. The answer? Distributed management. News | 21 Dec 2011
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Network access security challenges: Mobility requires new strategies
With employees accessing core applications on personal devices, engineers are facing new network access security challenges that require intelligence on all components. Tip
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How to find a VPN firewall solution for your enterprise
Choosing a VPN firewall solution is no easy task as the market is saturated with options. Use these tips to learn how to find a VPN firewall solution for your enterprise. Tip
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Can your security strategy handle networked facilities management?
Linking building and power management systems to converged Ethernet networks brings new security concerns. Tip
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How to connect virtual environments to DMZ network architecture
Connecting virtualized environments to DMZ network architecture creates new challenges. Network managers must learn new design methodologies to protect virtual traffic in the DMZ. Tip
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Best practices for connecting virtualization hosts to DMZ networks
DMZ networks can be used to protect virtualization hosts, but best practices must be considered, including combing virtual and physical firewalls and locking down virtual switches. Tip
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Planning a virtualization firewall strategy
Creating a virtualization firewall strategy entails determining exactly how you want to protect your virtual environments and then implementing firewall segmentation for security. Tip
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Firewall change management and automation can curb human error
Firewall change management can enable firewall management automation so that human errors will be less likely to destroy performance and network admins will know the status of their firewall configuration. Tip
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Do Web application firewalls complicate enterprise security strategy?
Using Web application firewalls should only be one slice of your overall enterprise network security strategy. Even then, users must be aware that application firewalls can leave behind vulnerabilities. Tip
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Application-layer firewalls defend against attacks up the stack
Application-layer firewalls must be combined with lower-level network security firewalls in order to implement a network firewall strategy that defends against low-level attacks as well as application-aware attacks. Tip
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Integrating LAN edge switch security and network access control
The best form of network edge security is to integrate LAN edge switch security features with network access control devices so that networking teams can use VLANs, ACLs and health checks at the switch alongside NAC's behavior analysis. Tip
- See More: Tips on Network Security Best Practices and Products
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Disadvantages to a layered approach
Security expert Michael Gregg discusses the disadvantages to a layered approach to enterprise security. Ask the Expert
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What are two common devices that control outbound network access?
Read here to discover devices that will control outbound network access and enable and allow network access. Ask the Expert
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How do I change my security setting to allow ActiveX?
Learn how to change your security settings to allow ActiveX in Internet Explorer 6 or later, from our enterprise security expert Michael Gregg. Ask the Expert
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Is there a way to trace my stolen laptop computer?
Learn some useful preliminary techniques on how to safeguard your computer should it get stolen and make it recoverable using certain trace software, from our expert Michael Gregg. Ask the Expert
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Should organizations separate technical from administrative security?
Learn from our expert how to organize technical security control in your business without hindering network and inter-departmental communication. Ask the Expert
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What network equipment is needed to secure a small business LAN?
Learn how to effectively manage and secure a relatively small LAN that connects to the internet without compromising security. Ask the Expert
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Are you on a domain name system (DNS) blacklist database?
Many domain name system (DNS) blacklist databases exist. If your mail server or IP address has been misused you may be on them. Our networking enterprise security expert explains. Ask the Expert
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Where can I find Puneet Mehta's most recent network security advice?
To view network security expert Puneet Mehta's latest advice, see his Public Profile on the IT Knowledge Exchange: http://itknowledgeexchange.techtarget.com/profile/Puneet/ Ask the Expert
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Why are TCP/IP networks considered unsecured?
Learn why TCP/IP networks are considered unsecured from our networking security expert, Michael Gregg. Ask the Expert
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Troubleshooting networks: Can vendor software self-install firewalls?
Can firewalls block the use of a shared folder after the installation of a router? Our network security expert troubleshoots this wireless connection problem using these steps. Ask the Expert
- See More: Expert Advice on Network Security Best Practices and Products
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Metasploit Project - Metasploit Framework
The Metasploit Project is an open source computer security project that provides a public resource for researching and developing exploit code. Definition
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MIEL e-Security
MIEL e-Security is a Mumbai-based organization that provides information security services and solutions to organizations worldwide. Definition
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National eGovernance Service Delivery Gateway (NSDG)
National eGovernance Service Delivery Gateway (NSDG) is a mission mode project (MMP) under the National e-Governance Plan (NeGP) that acts as a central repository for government data. It facilitates interoperability and exchange of data throughout th... Definition
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stateful inspection
Stateful inspection is a firewall technology that monitors the state of active connections and uses this information to determine which network packets to allow through the firewall. Stateful inspection is also known as dynamic packet filtering. Definition
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firewall
A firewall is a set of related programs, located at a network gateway server, that protects the resources of a private network from users from other networks. Definition
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dynamic packet filter
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rule base
Definition
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packet filtering
On the Internet, packet filtering is the process of passing or blocking packets at a network interface based on source and destination addresses, ports, or protocols. Definition
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HELLO packet
Definition
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anti-replay protocol
The anti-replay protocol is part of the Internet Engineering Task Force (IETF) Internet Protocol Security (IPSec) standard. Definition
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Choosing the right unified network security strategy
Network security threats are constantly evolving, and your network security strategy must evolve with them. Learn about new security best practices, including application-aware firewalls and unified threat management, in this video with Josh Corman a... Video
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Cloud computing security risks: Private and public clouds
Cloud computing security risks are a major threat to your cloud network. Learn about cloud computing security risks in the private and public clouds and how cloud providers are handling these cloud security issues. Video
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Tips to secure your network against data theft
If you're looking for a new take on network security, listen to our three-part podcast series on preventing data theft and leakage with Christopher Burgess, author of the recent book, "Secrets Stolen, Fortunes Lost: Preventing Intellectual Property T... Podcast
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Embedded network security
The line between networking and security products keeps getting fainter, but is there an end in sight? This podcast explores what to expect in the next 12 to 18 months and how IT professionals specializing in networking or security should prepare the... Podcast
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One bank's mobile device management software and remote desktop combo
Needham Bank IT director James Gordon couldn't turn away personal devices, so he combined mobile device management software and remote desktop for secure access. News
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Network access security challenges: Mobility requires new strategies
With employees accessing core applications on personal devices, engineers are facing new network access security challenges that require intelligence on all components. Tip
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Dell-SonicWall deal: Next-generation firewall boosts data center play
The Dell-SonicWall acquisition broadens Dell’s increasingly formidable data center infrastructure and services strategy with a next-generation firewall product. News
-
Cisco SecureX strategy gets boost with application-aware firewall
Under new leadership, the networking giant's security group relaunched Cisco SecureX with several new products, including an application-aware firewall. News
-
Network Access Control solutions for mobility: Vendor comparison
New NAC solutions have emerged to handle the influx of personal devices on the enterprise network, but each vendor takes a different approach to granting access. Feature
-
Mobile device security best practices for BYOD
BYOD policies require a new set of mobile device security best practices. Instead of thinking, “Block access,” network managers must now think, “Enable access safely." Feature
-
Wireless intrusion prevention system smartens school district Wi-Fi
With AirMagnet’s wireless intrusion prevention system and RF spectrum analysis, a large school district improved wireless LAN security and solved Wi-Fi interference problems. News
-
How to find a VPN firewall solution for your enterprise
Choosing a VPN firewall solution is no easy task as the market is saturated with options. Use these tips to learn how to find a VPN firewall solution for your enterprise. Tip
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Network security test: Crossbeam secures 1 million simultaneous users
Crossbeam performed a network security test that emulated one million simultaneous mobile users on its network security hardware. News
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Online sports site uses super-scalable network security hardware
In this Q&A, Australia’s online betting site Sportsbet reveals how it scales network security with network hardware security specialist Crossbeam. Q&A
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About Network Security Best Practices and Products
Network security products abound, but how do you select the best devices, applications and strategies? This section provides product information on next-generation firewalls, intrusion detection and prevention systems (IPS), unified threat management (UM) systems, network access control (NAC) and packet and application-layer monitoring tools. Also learn about new strategies for defense-in-depth, including firewall and IPS placement, DMZ configuration and application-layer security.