-
Network access control
No network security topic is hotter these days than network access control (NAC). The general concept behind NAC is to secure the network by giving it the power to decide which endpoint devices to let in, namely those that are compliant with all rele... Crash Course
-
Identity and Access Management Security School
This Security School explores critical topics related to helping security practitioners establish and maintain an effective identity and access management plan. Security School
-
IPsec VPNs for secure remote access
To address the remote access needs of teleworkers, day extenders, and mobile workers more effectively, many companies are now adopting SSL VPNs. Advice
-
Admission control: Security checkpoints at every endpoint
The new security paradigm emphasizes organic, unified defenses and distributed detection and response technologies that enable the network to actively defend itself at every connection. As an integral part of this more sophisticated approach, admissi... Tech Article
-
Trusting identity management, part 1
Identity is a critical element of an organization's IT infrastructure. Learn about the difference between identity for access and identity for security reasons. TechColumn
-
Choose the best SSL product for remote access
Learn what to look for when evaluating SSL-based products to secure remote access for road warriors or teleworkers. TechColumn
-
The promise of application-aware SSL VPNs
Application-aware SSL VPNs mitigate the risks of SSL VPNs while harnessing the benefits. TechColumn
-
Configuring Cisco VPN 3000 for remote access using preshared keys
This chapter of the CCSP Cisco Secure VPN Exam Certification Guide discusses the process of implementing Internet Protocol Security using preshared keys. Reprint
- See More: Essential Knowledge on Network Access Control
-
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
-
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
-
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
-
Zero day protection with network access control, intrusion prevention
A global executive relocation service provider improved its zero-day protection capabilities with a combination of network access control and an intrusion prevention system. Article | 23 Nov 2010
-
Cisco network security strategy: Where is it going?
The Cisco network security strategy goes under the microscope as we attempt to move past the FUD and help dubious networking pros understand the future of Cisco security products in a rapidly changing technology world. Article | 26 Aug 2010
-
Nonprofit secures guest access with network access control
Like many nonprofit organizations, the Georgia Legal Services Program (GLSP) has many volunteers who access the network with their own computers. GLSP secured these PCs with a network access control product from InfoExpress. Article | 30 Mar 2010
-
NAC appliance combats unwitting insider threats from infected devices
Burned once by an unwitting employee whose personal laptop infected the network, a northern California credit union is using a network access control (NAC) appliance to thwart insider threats before they wreak havoc. Article | 17 Mar 2010
-
Two colleges switch to Enterasys in order to escape ACL programming
ACL programming in command line interface can be time consuming, which is why two colleges recently switched to Enterasys Networks, whose switches have policy and security capabilities baked in, making it easier for small networking teams to configur... Article | 16 Feb 2010
-
Using NAC endpoint fingerprinting to inventory dumb devices
Many enterprises fail to inventory and monitor IP-enabled dumb client devices like badge readers, HVAC systems and printers. Endpoint fingerprinting in network access control (NAC) can solve this problem. Article | 12 Jan 2010
-
Using NAC for smartphone security on wireless LAN
As unmanaged, Wi-Fi-enabled smartphones proliferate on corporate networks, network managers should use wireless network access control (NAC) to give them an idea of what's on the network and how they can secure those devices. Article | 02 Dec 2009
- See More: News on Network Access Control
-
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
-
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
-
Network access control technology: Over-hyped or underused?
Thinking of deploying network access control (NAC) technology in your enterprise, but aren't sure if its capabilities have finally caught up to its hype? In this expert tip, Mike Chapple offers an update on NAC and whether it might be right for your ... Tip
-
Shifting defenses and dynamic perimeters challenge network security
Network security faces challenges from de-perimeterization and other IT trends. Fine-grained controls are needed closer to information resources and will increasingly be built into both simple and complex systems. Tip
-
Compliance in a virtualized world: Server virtualization and NAC security
Network security, especially NAC, is the Achilles' heel of server virtualization. With virtual servers moving around the data center, traditional access control is difficult to apply. This can be particularly challenging when organizations need to me... Tip
-
Securing the new network architecture: Security for distributed, dynamic networks
In years past, companies relied on network edge security to establish a perimeter separating trusted insiders from everyone else. However, the distributed and dynamic nature of modern networks, combined with targeted threats against applications and ... Tip
-
Network Access Quarantine Control vs. Network Access Protection
With the number of mobile devices and remote workers growing, network quarantining has been a popular topic lately. Contributor and NAQC expert Jonathan Hassell compares the features of NAQC with the forthcoming NAP program and advises on if and when... Tip
-
IPsec and SSL VPNs: Solving remote access problems
In this presentation from Information Security Decisions, Joel Snyder, senior partner with consultancy Opus One offers insight on how to solve remote access problems. Tip
-
In the know with intranets
Small and midsized businesses can benefit most from intranets, which offer better productivity, knowledge sharing and money-saving resources. Tip
-
A five-point strategy for secure remote access
Systems with remote access pose a greater risk than those that sit behind the corporate firewall. Here are best practices for securing remote access endpoints. Tip
- See More: Tips on Network Access Control
-
How does Active Directory for Cisco ACS work?
Ask the Expert
-
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
-
How to set passwords on folders in Windows 2003 servers
Learn how to configure file and folder security on a Windows 2003 server in this expert advice from Puneet Mehta, our network security expert. Ask the Expert
-
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. Ask the Expert
-
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. Ask the Expert
-
NAC solution authentication fix for your wireless network
Learn how to fix authentication issues when testing your NAC solutions with 802.11a/g wireless APs, in this Ask the Expert response. Ask the Expert
-
Where is a cheap wireless access solution requiring no administration/support?
Learn what wireless access solutions are available to provide guest and student access, for little money and almost no administration or support in this expert response. Ask the Expert
-
Will 802.11n WAPs we purchase today be compatible with NAC?
Find out how to tell whether the new 802.11n WAPs that you purchase today will be compatible with NAC, from our wireless expert, Lisa Phifer. Ask the Expert
-
What are TCP Wrappers? How do they work?
Network security expert, Puneet Mehta, explains TCP Wrappers and how they work in this Ask the Expert. Ask the Expert
-
How to block some users from the Internet while allowing others
Learn how to block certain users from the Internet while allowing others on the same LAN in this expert response with enterprise security expert Michael Gregg. Ask the Expert
- See More: Expert Advice on Network Access Control
-
darknet
A darknet is a routed allocation of IP address space that is not discoverable by any usual means. Definition
-
network access control (NAC)
Network access control (NAC), also called network admission control, is a method of bolstering the security of a proprietary network by restricting the availability of network resources to endpoint devices that comply with a defined security policy..... Word
-
Mobile network management applications offer monitoring on the go
As smartphone and tablet devices in the enterprise grow, vendors are developing mobile network management apps for iOS and Android, offering accessible views into the network. Photo Story
-
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
-
Mobile network management applications offer monitoring on the go
As smartphone and tablet devices in the enterprise grow, vendors are developing mobile network management apps for iOS and Android, offering accessible views into the network. Photo Story
-
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
-
darknet
A darknet is a routed allocation of IP address space that is not discoverable by any usual means. Definition
-
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
-
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
-
Managed intrusion prevention services handle sophisticated attacks
Adopting managed intrusion prevention services can help avert increasingly sophisticated network attacks. Feature
-
Zero day protection with network access control, intrusion prevention
A global executive relocation service provider improved its zero-day protection capabilities with a combination of network access control and an intrusion prevention system. Article
-
Cisco network security strategy: Where is it going?
The Cisco network security strategy goes under the microscope as we attempt to move past the FUD and help dubious networking pros understand the future of Cisco security products in a rapidly changing technology world. Article
-
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: All on Network Access Control
About Network Access Control
Network access control (NAC) and network access protection (NAP) ensure endpoint security through policies that grant only specified network access. Use these resources to determine what method of network access control provides the right security solution for your enterprise network. You'll also find information about creating access control lists (ACLs) to secure your routers and network systems.