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X-WR-CALDESC:23 November 1976: The Data Encryption Standard (DES) was appro
 ved as the federal standard for all unclassified government communications
 .
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DESCRIPTION:23 November 1976: The Data Encryption Standard (DES) was approv
 ed as the federal standard for all unclassified government communications.
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SUMMARY:1976: Data Encryption Standard Approved
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