000 00332nam a2200145Ia 4500
020 _a978-93-325-8522-5
082 _a00 5.82
_bSTA
100 _aSTALLINGS WILLIAM
245 0 _aCRYPTOGRAPHY AND NETWORK SECURITY : PRINCIPLES AND PRACTICE
250 _a7
260 _bPEARSON
260 _c2022
300 _a766
942 _cBK
999 _c180320
_d180320