000 00304nam a2200133Ia 4500
008 241124s9999 xx 000 0 und d
100 _aStallings, W.
245 0 _aCryptography and Network Security: Principles and Practice
250 _a4
260 _b-
260 _c0
300 _a680
942 _cBK
999 _c9122
_d9122