PAP vs CHAP: A complete security comparison PAP and CHAP are both RADIUS authentication protocols, but they trade off security in opposite places. PAP transmits passwords between the customer and the NAS in the clear, while allowing passwords t... Network Security Protocols
Is PAP secure? A complete analysis of PAP authentication security PAP is secure when used correctly. Despite the common claim that PAP sends passwords in clear text, in practice PAP passwords are encrypted by the RADIUS shared secret before transmission, and can be ... Network Security Protocols
Accounting: Keeping track of it all We have already looked at authentication and authorization. In this third article, we’ll take a look at the accounting process, the process of monitoring and recording a client’s use of the network, a... Network Security Protocols
Network authentication protocols: compatibility between systems and methods In many network configurations, there will be some transactions for which the RADIUS server will not perform the authentication itself, but simply pass credentials to a third-party system and rely on ... Network Security Protocols
Authorization: Authorized personnel only The first article in our series described the authentication process, whereby the RADIUS server prevents unauthorized users from accessing the system. In today’s article, we’ll examine the second link...
Authentication: Is it really you? RADIUS security is composed of three components: authentication, authorization, and accounting. These three links in the RADIUS security chain are often referred to by their acronym, “AAA”. The first ... Network Security Protocols
802.1X FreeRADIUS setup Undertaking 802.1X setup is a daunting experience for many organizations. There are detailed requirements on end-user PCs, switches, servers, certificates, and more. If any of these requirements are n... Enterprises FreeRADIUS Technical Guides
FreeRADIUS v3.0.x packages now available Release packages are available for Debian, Ubuntu and CentOS 7. These packages are from the official “3.0.19” release, and will track all new versions of FreeRADIUS. The release packages are also inte... FreeRADIUS Technical Guides
RADIUS standards compliance: from RFC to WiFi Alliance We believe that standards compliance is critical for customer satisfaction and vendor interoperability. Systems that follow standards have known, documented behaviour, so there are few surprises. Our ... IETF and RADIUS Standards
How to configure a RADIUS server: A practical guide Here’s how to configure a RADIUS server on any platform, without the mistakes that cost you a weekend. Alan DeKok, CEO and Founder, InkBridge Networks Most guides on how to configure a RADIUS server a... FreeRADIUS Technical Guides
How a RADIUS server works A RADIUS server utilizes a central database to authenticate remote users. RADIUS functions as a client-server protocol, authenticating each user with a unique encryption key when access is granted. Ho... Network Security Protocols
What is a RADIUS proxy? A RADIUS proxy is a RADIUS server configured to forward authentication requests to one or more other RADIUS servers rather than authenticating users directly. The proxy sits between the network access... Internet Service Providers Network Architecture