United States Cryptologic History, Space Surveillance SIGINT Program, Originally Drafted in 1968 - The Black Vault

United States Cryptologic History, Space Surveillance SIGINT Program, Originally Drafted in 1968 - The Black Vault: Background The Space Surveillance Sigint Program came into existence in the early 1960s when both the United States and the Soviet Union were racing to get satellites launched and were preparing for unmanned and manned exploration ...

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