01024nam0-2200349li-450 99000026689020331620180312154753.00026689USA010026689(ALEPH)000026689USA01002668920001109d1990----km-y0itay0103----baengUSSecurity in IBM systemsSead MufticNew YorkComputer Technology Researchcopyr. 1990137 p.: ill.28 cmarchivi di daticontrolloibm (microelaboratore)0058Sicurezza dei datiMuftic,Sead753384Sistema bibliotecario di Ateneo dell' Università di SalernoRICA990000266890203316005.8 MUF0013659BKSCI1992051820001110USA01171620020403USA011635PATRY9020040406USA011619Security in IBM systems1515520UNISA