this post was submitted on 02 Feb 2026
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112
Defeating a 40-year-old copy protection dongle – Dmitry Brant (dmitrybrant.com)
submitted 6 days ago by exu@feditown.com to c/technology@lemmy.world
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[–] Multiplexer@discuss.tchncs.de 7 points 5 days ago (1 children)

I owned one of the nice Microsoft cable free Keyboards in the early 00s.
That is, until I threw it to the garbage, after some tinkerer had a look at the RF protocol and discovered that the entire encryption just consisted of XORing each keystroke with a fixed 8 bit value...

[–] davidgro@lemmy.world 4 points 5 days ago

That somehow doesn't surprise me