Delfs, Hans Introduction to cryptography : principles and applications / Hans Delfs, Helmut Knebl. - xiv, 310 p. ; 24 cm. - Information security and cryptography. . ISBN: 3540422781 (hd.bd.) LCCN: 2002283605 Subjects--Topical Terms: Computer securityCryptographyComputer networks--Security measures LC Class. No.: QA76.9.A25 / D447 2002