00537 a2200193 4500 1565922697 DLC DLC Garfinkel, Simson Web security and commerce Simson Garfinkel with Gene Spafford 1. ed. Cambridge : O'Reilly, 1997 xx, 483 s. : ill. World wide web Computersicherheit World wide web Internet Spafford, Gene web security and commerce BK 005.8 GAR ddc 6643 6643 0 0 0 0 NFIC CL CL AI 2006-09-02 Donation 0.00 1 005.8 GAR SEECS007516 2023-10-04 2020-10-15 2017-01-05 BK