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Charles Guillemet

@P3b7_

CTO at @ledger. Busy securing the blockchain revolution. Cryptography, (Hw) Security, Tech, Blockchain.
Previously built the Donjon (@DonjonLedger)

calendar_today16-09-2018 10:44:51

3,3K Tweets

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Impressive attack chains exploiting 4 zero-days spotted in the wild!

The most concerning part is the undocumented HW feature 'Our guess is that this unknown hardware feature was most likely intended to be used for debugging or testing purposes by Apple engineers or the factory,…

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