Linux? Security Toolkit
David A. Bandel · 2000
From the Publisher: Security has become a hot topic on Linux newsgroups. This book offers cutting-edge material on securing a Linux system, including coverage of users and groups, files and permissions, TCP wrappers and trip wires, firewalls and special purpose software, security auditing, and more. A CD-ROM includes the most recent Caldera OpenLinux release and security software programs.