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2010 predictions: What's the worst network security threat this year?
Hear enterprise network security expert Michael Gregg speak about the worst computer networking threats facing businesses in this 2010 predictions podcast. Slideshow
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Integrating NAC with network security tools
Integrating network access control solutions with other network security tools and network inventory applications can produce a more complete user and machine identity to strengthen every policy across the network. Book Chapter
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How does a firewall work?
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. An enterprise with an intranet that allows its workers access to the wider Internet install... Crash Course
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Securing Wireless Systems -- 'Build Your Own Security Lab: A Field Guide for Network Testing,' Chapt
In order to secure your wireless network you must learn some wireless basics and know how to attack your system. In Securing Wireless Systems, Chapter 9 of 'Build Your Own Security Lab: A Field Guide for Network Testing,' author Michael Gregg discuss... Chapter Download
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Securing the new network architecture
In modern networks, security is less about locking down a perimeter and more about controlling access and behavior and ensuring data safety in a dynamic and mobile environment. E-Book
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Creating Remote Access and Site-to-Site VPNs with ISA Firewalls: from 'The Best Damn Firewall Book P
This chapter gives an excellent overview of ISA firewall VPN networking as well as solutions to create everything from remote access PPTP VPN servers to L2TP/IPSec site-to-site VPNs. Learn how to support outbound VPN connections through the ISA firew... Chapter Download
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How to choose the best firewall for your enterprise
Learn how to choose the best firewall for your enterprise. This guide gives you purchasing advice, tells you which IT team is responsible for the perimeter security solution and offers a checklist of risks you must assess before making deciding which... Learning Guide
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Firewall implementation: Perimeter security placement and management
For your enterprise firewall implementation, understand where your perimeter security goes, how many you need, what precautions to be aware of and know how to manage and maintain your firewall. Learning Guide
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Introduction to firewalls: Types of firewalls
To keep your network data secure, read this introduction to firewalls. You'll understand what they are, how they work, which types exist, which ones to buy and how to audit network traffic through this guide. Learning Guide
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OSI -- Securing the stack
Secure your network with our OSI model reference that links to all the tips in our "OSI -- securing the stack" series by security expert and author Michael Gregg. The series is based on his book, "Hack the Stack." Tip series
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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 traffic capture systems offer broader security visibility
Network traffic capture systems offer network security appliances better visibility into network activity. News | 28 Oct 2011
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Seven questions for Cisco's CCIE security track manager
CCIE security track version 4 is approaching and will include new Cisco ASA firewall features and troubleshooting information. Cisco's CCIE security track manager explains. Fast Packet | 26 Oct 2011
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Are your physical security breach policies enough?
You've done a great job with firewalling, intrusion prevention and encryption, but your physical data breach policies are probably not enough to protect you. Fast Packet | 14 Sep 2011
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Wireless LAN security: NSA Suite B cryptography is government strength
Aruba's support of NSA Suite B cryptography opens up wireless LAN mobility options for classified government networks and highly secure enterprises. News | 27 Jul 2011
- See More: News on Network Security Best Practices and Products
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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
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Configuring LAN edge switches for network access authentication
Intelligent edge switches can play a role in network access authentication, but these functions are often overlooked. Tip
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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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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
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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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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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packet filtering
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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. Word
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HELLO packet
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anti-replay protocol
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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. Word
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rule base
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dynamic packet filter
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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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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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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
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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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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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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
-
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
-
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
-
Network traffic capture systems offer broader security visibility
Network traffic capture systems offer network security appliances better visibility into network activity. News
-
Seven questions for Cisco's CCIE security track manager
CCIE security track version 4 is approaching and will include new Cisco ASA firewall features and troubleshooting information. Cisco's CCIE security track manager explains. Fast Packet
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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.