Terpstra, John Hardening linux Bulletproof your system before you hacked. [Book] John Terpstra, Paul Love, Ronald P. Reck, and Timothy Scanlon - New York : McGraw-Hill, c2004. - xxxii, 404 Pages : 23 cm. Includes Index. All. ISBN: 0072254971 Subjects--Topical Terms: Linux (Operating systems)Computer science Dewey Class. No.: 005.43