It’s Finally Time to Replace NTLM With Microsoft deprecating MS-CHAP and NTLM, it’s time for enterprise networks to switch to a more secure authentication method: TTLS. Microsoft is finally deprecating its 30-year-old MS-CHAP and NTLM... Network Security Protocols
Command line testing for EAP with FreeRADIUS As part of the process of configuring EAP for FreeRADIUS , you will need to test whether or not it works. If you prefer to use a command line tool rather than clicking through windows, this article wa... Network Security Best Practices
My FreeRADIUS server is slow. What's wrong? If you are encountering performance issues with FreeRADIUS, the first thought is usually to blame FreeRADIUS. In fact, it’s always the database which is the source of a system slowdown . Well, maybe n... Network Security Best Practices
Making RADIUS More Secure As we’ve previously discussed, there are several insecure elements in RADIUS. We are currently working in the IETF (Internet Engineering Task Force) to close those gaps and improve security for everyo... Network Security Protocols
Exposed: National Public Data breach makes a nation’s secrets public The hacking of 270 million social security numbers from National Public Data reinforces the best practice for personal data: always encrypt PII. The cat is out of the bag for National Public Data. In ... Network Security Best Practices
Three Reasons to Protect Your Network Against BlastRADIUS There are mixed feelings in the security community about the urgency to protect networks from the BlastRADIUS vulnerability. Why fix a 30-year-old design flaw that can only be exploited by someone alr... Security Threats and Vulnerabilities
How to customize an OEM instance of FreeRADIUS As the most popular RADIUS server in the world, FreeRADIUS is used by many hardware vendors. They ship their products with FreeRADIUS as an embedded or “OEM” product. It is common for them to need som... Network Security Protocols
RADIUS protocol and password compatibility In order for RADIUS authentication to work, user passwords need to be stored in a format that is understood by the authentication protocol used by the client. Unfortunately, not all protocols work wit... Network Security Best Practices Network Security Protocols
How authentication protocols work Choosing an authentication protocol is one of the most important decisions when designing a RADIUS ecosystem. There are a variety of authentication protocols to choose from, each with their own set of... Network Security Protocols
PAP vs CHAP. Is PAP less secure? One of the most common questions about RADIUS security asks “Is PAP secure?” The usual answer is “no”, which is (in our opinion) seriously misleading. A better answer is “Here’s a comparison of PAP an... Network Security Best Practices Network Security Protocols
Is PAP secure? A common misconception is that PAP is less secure than other authentication protocols such as CHAP, MS-CHAP, or EAP-MSCHAP(v2). This perception arises because of a misunderstanding of how PAP is actua... Network Security Best Practices Network Security Protocols
MS-CHAP is dead While MS-CHAP has been used since 1998, it uses DES encryption which was deprecated in 2002. Attacks on MS-CHAP itself have been known since 2006, and those attacks have only gotten better over time. ... Network Security Best Practices Network Security Protocols