Books

Hack Proofing Linux Hack Proofing Linux
2001
E-Mail Virus Protection Handbook E-Mail Virus Protection Handbook
2000
Configuring Symantec™ AntiVirus Configuring Symantec™ AntiVirus
2003
LPI Linux Certification in a Nutshell LPI Linux Certification in a Nutshell
2006
How to Cheat at Securing Linux (Enhanced Edition) How to Cheat at Securing Linux (Enhanced Edition)
2011
LPI Linux Certification in a Nutshell LPI Linux Certification in a Nutshell
2010