Stallings, William. Cryptography and network security : principles and practice / William Stallings. - 8th ed. - Upper Saddle River, N.J. : Pearson, c2006. - xvi, 680 p. : ill. ; 24 cm. Includes bibliographical references (p. 663-672) and index. ISBN: 9789357059718 (pbk.) Subjects--Topical Terms: Computer networks--Security measures.Data encryption (Computer science)Coding theory.Computer security. Dewey Class. No.: 005.8 / STA/C