00389nam a2200145Ia 4500008004100000020001800041041000800059082001600067100001800083245004800101250000600149260003400155300001300189650004100202210716s2016    xx            000 0 und d  a9789385880568  aeng  a005.82 BOSR  aBose, Ranjan.  aInformation theory coding and cryptography.  a3  aNew DelhibMc Graw Hillc2016  axxvi,463  aCryptography-Data encryption(005.82)