How a wireless keyboard lets hackers take full control of connected computers

Found on Ars Technica on Saturday, 16 March 2019
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While the keyboard and mouse send input that’s protected with the time-tested Advanced Encryption Standard, the USB dongle that accepts the input accepts unencrypted packets as well, as long as they’re in the proper format.

Matthias Deeg, a SySS researcher, said there is no reliable way keyboard users can protect themselves against the vulnerabilities other than to ensure they are completely isolated from all other radio-based devices.

That wouldn't happen if people would not want everything to be wireless.