Search for 'su:"Data encryption Computer science" and au:Stallings, William'

Cryptography and network security : principles and practices

By Stallings, William. New Delhi: Prentice Hall, 2006 . xvi, 680 p.; 24 cm.. 8177587749

By Stallings, William. Delhi: Pearson Education, 2003 . 681 p.; 24 cm.. 8178089025

By Stallings, William. Upper Saddle River: Prentice Hall, 2011 . xxiii, 719 p.; 24 cm.. 9780136097044

By Stallings, William. Noida: Pearson Education, 2014 . 660 p.; 25 cm.. 9789332518773