(ARSTECHNICA) Five years ago, a CBS 60 Minutes report publicized a bit of technology trivia many in the defense community were aware of: the fact that eight-inch floppy disks were still used to store data critical to operating the Air Force's intercontinental ballistic missile command, control, and communications network. The system, once called the Strategic Air Command Digital Network (SACDIN), relied on IBM Series/1 computers installed by the Air Force at Minuteman II missile sites in the 1960s and 1970s.
Those floppy disks have now been retired. Despite the contention by the Air Force at the time of the 60 Minutes report that the archaic hardware offered a cybersecurity advantage, the service has completed an upgrade to what is now known as the Strategic Automated Command and Control System (SACCS), as Defense News reports.
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