An Interview with Brian McConnell (Popularity: )

O'Reilly interview with the author of "Beyond Contact: A Guide to SETI and Communicating with ...
Category: Science\Astronomy\Extraterrestrial Life\SETI

Web Security, Privacy & Commerce, 2nd Edition (Popularity: )

Covers cryptography, SSL, PKI, privacy threats, hostile mobile code and web publishing.
Category: Science\Math\Applications\Communication Theory

Practical UNIX & Internet Security, 3rd Edition (Popularity: )

Focusing on the four most popular Unix variants today--Solaris, Mac OS X, Linux, and FreeBSD.
Category: Science\Math\Applications\Communication Theory