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 ...
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
Configuring EAP for FreeRADIUS Once FreeRADIUS has been configured to use PAP , it is straightforward to configure the server to use EAP for authentication. This article will walk through all the necessary steps. Step 1: Install Op... 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
What are TLS session tickets? In many environments, the same group of users will authenticate to the Wi-Finetwork multiple times a day. TLS session tickets help to streamline this process by doing a full authentication only once a... Network Security Best Practices
Enterprise ransomware prevention starts with network authentication When properly implemented, network authentication can serve as a powerful barrier against ransomware attacks, stopping bad actors before they gain the initial foothold they need. In 2024, the number o... Network Security Best Practices Security Threats and Vulnerabilities
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... Network Security Best Practices Network Security Protocols
Database design principles for RADIUS systems Database design is often overlooked as a critical element of a RADIUS ecosystem. In practice, when we work with our clients, we usually spend the bulk of our time optimizing the database architecture.... Network Security Best Practices
Using FreeRADIUS with FIPS mode on compliant systems In order to create more secure systems, standards such as Federal Information Processing Standard 140-2 ( FIPS-140) are being more widely used. The FIPS standard provides for limits on which cryptogra... Network Security Protocols
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... Network Security Best Practices
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... Network Security Protocols