KSD-64
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What links here
STU-III
KOV-14
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Secure Communications Interoperability Protocol
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Electronic Key Management System
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NSA encryption systems
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Secure Terminal Equipment
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Fortezza
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Cryptography standards
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SIGSALY
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National Cryptologic Museum
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Defense Switched Network
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Index of cryptography articles
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Xenix
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Communications security
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List of telecommunications encryption terms
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Vocoder
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Communication during the September 11 attacks
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National Security Agency
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