Brief introduction to the presence of keyloggers buried within spyware. Link.

How can a system administrator monitor a large number of machines and services to proactively address problems before anyone else suffers from them? The answer is Nagios. Part I and II of a review of Nagios.

In the 1970s, Martin Hellman and Whitfield Diffie wrote the recipe for one of today's most widely used security algorithms in a paper called "New Directions in Cryptography. The paper mapped out the Diffie-Hellman key exchange, a major advancement in Public Key Infrastructure (PKI) technology that allows for secure online transactions and is used in such popular protocols as the Secure Sockets Layer (SSL) and Secure Shell (SSH). In 2000, they received the prestigious Marconi Foundation award for