By Dennie Van Tassel
Communications of the ACM,
December 1969,
Vol. 12 No. 12, Pages 664-665
10.1145/363626.363632
Comments
Cryptographic techniques which can be used to maintain the confidentiality of information processed by computers are dealt with. Special emphasis is paid to the unique characteristics of computer files that make many cryptographic methods of little use. Relative security, costs, and preferred methods are included in this paper.
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