00547nam a22001457a 4500 0 0 0 0 LCC LCC 2019-09-25 Purchased: Multiline Books 310.06 0 005.8 GUP 56974 2019-09-25 00:00:00 1 2019-09-25 BK 0 0 0 0 MLK MLK 2020-01-21 Purchased: Multi-Line Books 316.80 0 005.8 GUP 61997 2020-01-21 00:00:00 2 BK 26677 26677 9788190691970 (pbk) 005.8 GUP Gupta, Sunil Introduction to cryptography and network security New Delhi S.K. Kataria & Sons 2013 xii, 209 p. : ill. ; 24 cm. Includes index. Computer science Cryptography Security attacks Network security Security mechanism Caesar cipher Web security Computer networks Security measures RC2 RC5 FC BK