Unclassified
Autovon
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Unclassified
Autovon
Former internal U.S. military telephone system
uncommon · Q4827043
Related cards · telecommunications network
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Unclassified
Computer network
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Unclassified
Public switched telephone network
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0copies owned
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Organizations
EncroChat
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0copies owned
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Unclassified
ACARS
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Organizations
Shutdown of Sky Global
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Organizations
Freenode
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