Archive for February, 2008

Free 2-factor authentication with RADIUS and HOTP

HOTP is an internet standard that can be used for 2-factor authentication (i.e., something you know and something you have). This is an event-based One-Time Password protocol (i.e., the passwords are generated based on a counter i.o. the current time). This article is a description of how I used free tools to setup a complete [...]

February 12, 2008 • Posted in: security • No Comments