The unique challenges of campus networks By Terry Burton, Director of Security Table of contents What is a campus area network? 7characteristics of campus networks Universities function as their own ISPs Massive user community with constant ... Network Security Best Practices Network Security Protocols
How does RADIUS Accounting work? RADIUS accounting is a critical component of the RADIUS protocol that collects data for statistical purposes, network monitoring, and accurate billing of users. This process works alongside RADIUS aut... Network Security Protocols
Why your RADIUS server should run in a VM Your network can go down for really simple reasons. A junior system admin might inadvertently type the wrong thing into a command line, or a minor upgrade can break some obscure dependency between lib...
WiFi spoofing for fun and profit You can spend as much time as you want securing your RADIUS server infrastructure and the rest of your network. But are you really secureagainst WiFi spoofing attacks? In this article, we show just ho... Network Security Best Practices Security Threats and Vulnerabilities
Virtual servers with FreeRADIUS Virtual servers provide a powerful way to define unique policies for different traffic sources . When policy rules for each traffic source are defined in their own separate configuration file, it’s a ...
Configuring FreeRADIUS authentication with PAP (Password Authentication Protocol) Introduction to PAP authentication Password Authentication Protocol (PAP) is one of the most fundamental authentication methods used in Remote Authentication Dial-In User Service (RADIUS). Despite bei... Network Security Best Practices Network Security Protocols
The FreeRADIUS Auth-Type attribute The FreeRADIUS Auth-Type attribute is often misunderstood and misused. There are actually very few situations where this attribute should be manipulated at all. Rule 1: Don’t use the Auth-Type attribu... Network Security Best Practices
Is NTLM secure? While Active Directory is widely used, it has still uses insecure protocols such as NTLM. The important question many people ask is “Does turning off NTLM increase security”? The answer is “maybe”, or... Network Security Best Practices Network Security Protocols Security Threats and Vulnerabilities
FreeRADIUS hardware requirements A common question for people installing the server is “what are the hardware requirements for FreeRADIUS?” The answer is both simpler, and more complex than you would think. The performance of a RADIU... Network Security Best Practices
IETF Bangkok 122 recap: What we're doing to advance RADIUS standards I've recently returned from IETF Bangkok, the Internet Engineering Task Force (IETF) 122 meeting, where I spent a week working with implementers, operators, and standards authors who are defining the ... Network Security Protocols
Disaster-proof your network critical infrastructure If you live in an earthquake zone, it’s important to engineer buildings to survive an earthquake. You don’t know when an earthquake will happen, or where exactly, or how big it’s going to be, but you ... Network Security Best Practices
Separating Authentication from your RADIUS Accounting server Many ISP networks and enterprise environments handle both Authentication and Accounting functions through the same RADIUS servers anddatabases. While this configuration works well for small and low-lo... Network Security Best Practices Network Security Protocols