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... FreeRADIUS Technical Guides
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... FreeRADIUS Technical Guides
Common FreeRADIUS debug messages If you’re just getting started with FreeRADIUS, it can sometimes seem overwhelming when you run into problems. To the beginner, FreeRADIUS looks complex, but the debug troubleshooting information help... FreeRADIUS Technical Guides
How one-time passwords work One-time passwords (OTP) and multi-factor authentication (MFA) are important mechanisms used to improve security. Both these strategies can combine the username and password credentials with a one-tim... Network Security Protocols
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... Enterprises 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... FreeRADIUS Technical Guides
RADIUS for Universities University environments present challenges for RADIUS system design. Every hour, on the hour, thousands of students close their laptops, move to a different location, and open them again. This unique ... Education
How to connect FreeRADIUS to Active Directory for authentication Active Directory is widely used in the enterprise and university systems. This article describes how to connect FreeRADIUS with Active Directory, allowing you toauthenticate users against your existin... Enterprises FreeRADIUS Technical Guides
Preventing fraudulent logins with a session database In today's enterprise computer networks, credential sharing is a big problem for ISPs and companies with multiple locations. When an ISP runs RADIUS servers across different sites , new attack vectors... Internet Service Providers Network Architecture
How to set up a wireless RADIUS server for secure Wi-Fi authentication When setting up a Wi-Fi network at home, you typically set up an SSID and password, accept the defaults for any other options, and be done with it. (In some cases, these are done for you by your servi... Enterprises FreeRADIUS Technical Guides
DHCP enhancements in FreeRADIUS 3 for high performance As part of our contributions to the FreeRADIUS community, InkBridge Networkstook on the task of overhauling its DHCP support. The result is the same highly flexible and configurable DHCP server, but n... FreeRADIUS Technical Guides Internet Service Providers