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
Creating server certificates for FreeRADIUS Once the initial EAP testing has been performed, it's time to create the production-grade server certificates for your FreeRADIUS environment. These certificates form the foundation of secure communic... 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
Common EAP configuration problems and how to fix them If you have followed the steps for configuring EAP and are encountering problems, there are only a few things that go wrong. This article goes through the most common issues and how to fix them. Serve... Network Security Best Practices
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 Best Practices 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... Network Security Best Practices Network Security Protocols Security Threats and Vulnerabilities
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
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
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
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
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