000 00322nam a2200133Ia 4500
008 241226s9999 xx 000 0 und d
020 _a0
082 _a6
_bBLA
100 _aBlack Uyless
245 0 _aInternet security protocol
260 _aNew Delhi :
_bAddison Wesley,
_c2021.
350 _a295
650 _aManagement
999 _c166165
_d166165