August 23, 2009
TI-83+ signing key brute forced
Big news for high school hacker nerds everywhere who want to give their graphing calculator’s Z80 processor a better workout than just crunching algebra problems. Also a very good reminder that yesterday’s strong encryption now takes only a small bit of time to crack (in this case, one user with a dual-core Athlon about 75 days to break RSA-512). No, you can’t hide secrets from the future.
Back when I was a young’un, we didn’t have to get around signing keys to run Z80 assembly, just needed to build a serial port interface and a copy of ZShell…
(Also via Make)