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.
I had to learn Linux as fast as I could for a promotion for work, this book told me everything. I knew linux in a short time and alot of Linux short cuts too, Many things about the OS that even the interviewing candidates did not know. This book is easy to read, well organized and interesting.
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