00393nam a2200145Ia 4500008004100000020002200041041000800063082001400071100002200085245006400107250001400171260002900185300000800214650002500222230711s9999||||xx |||||||||||||| ||und||  a978-93-325-1877-3  aENG  a4.6bST-C  aStallings,William 0aCryptography and network security : principles and practice  a6th . Ed.  c2014aNew DelhibPearson  a743  aComputer Engineering