000 00270nam a2200109Ia 4500
008 230907s9999||||xx |||||||||||||| ||und||
082 _a5.82
_bSTA
245 0 _aCryptography and network security :
260 _aPearson,
_bNoida :
_c2019
300 _a766 p.
942 _cBK
999 _c601328
_d601328