Network security: private communication in a public world Kaufman, Charlie creator Perlman, Radia Speciner, Mike text xx New Delhi Dorling Kindersley 2007 9999 2nd ed. monographic eng
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729p. Charlie Kaufman, Radia Perlman and Mike Speciner Computer networks-Security measures Computer security Computers-Access control Electronic data processing departments-Security measures 681.327:65.012.8 KAU 81-7758-415-4 211028