01084nam0-2200349li-450 99000024805020331620180312154716.00-444-70484-10024805USA010024805(ALEPH)000024805USA01002480520001109d1988----km-y0itay0103----baengNECrypto users'handbooka guide for implementors of cryptographic protection in computer systemsPer Christoffersson ... [et al.]Amsterdam [etc.]North-Holland1988VII, 93 p.ill.23 cmcrittografia00582Cifraggio dei datiChristoffersson,PerSistema bibliotecario di Ateneo dell' Università di SalernoRICA990000248050203316005.82 CRY0013719BKSCI1992041420001110USA01171520020403USA011633PATRY9020040406USA011618Crypto users'handbook1491115UNISA