@retrocomps.bsky.social on Bluesky

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Retro Computers

retrocomps.bsky.social

did:plc:y3bat4xb5srtsrknt7twpvy5

The BBC Micro was a multi-core computer. They just didn't tell anyone! A test mode accidentally triggered in 2020 revealed the existance of this second core, with its own instruction set and ROM, the ability to bypass the firmware, and may have revealed some 50-year-old corporate espionage... https://scarybeastsecurity.blogspot.com/2020/11/reverse-engineering-forgotten-1970s.html

2024-11-02T00:05:09.585Z