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+ - Texas Instruments Signing Keys Broken->

Submitted by
emcron
emcron writes "Texas Instruments' calculators use RSA digital signatures to authenticate any updates to their operating system. Unfortunately, their signing keys are too short: 512-bits. Earlier this month, a collaborative effort factored the moduli and published the private keys. Texas Instruments responded by threatening websites that published the keys with the DMCA, but it's too late. (via Schneier)."
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Texas Instruments Signing Keys Broken

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