Mann, Scott, 1958- Linux system security : an administrator's guide to open source security tools / Scott Mann and Ellen L. Mitchell. - xxxvii, 564 p. : ill. ; 24 cm. - Prentice Hall series in computer networking and distributed systems . ISBN: 0130158070 LCCN: 99059100 Subjects--Uniform Titles: Linux. Subjects--Topical Terms: Computer securityOperating systems (Computers) LC Class. No.: QA76.76.O63 / M3515 2000