FOR'P15 PG/2181 PG/2182 PG/2183 UG/5305 UG/8475 UG/8476 Forouzan, Behrouz A Cryptography and network security / Behrouz A Forouzan, Debdeep Mukhopadhyay. – 3rd ed. – Chennai : McGraw Hill education (India), c2015 (4th reprint). xxiv, 674p. : ill. ISBN9789339220945 : ISBN9393220943 : Rs.679/- . Telecommunication – Security measures – Congresses. . Data encryption (Computer science) – Congresses. . Cryptography – Congresses. . Mukhopadhyay, Debdeep |