Charles Guillemet
@P3b7_
CTO at @ledger. Busy securing the blockchain revolution. Cryptography, (Hw) Security, Tech, Blockchain.
Previously built the Donjon (@DonjonLedger)
Joined September 2018
310 Following 46.3K Followers
Huge presentations from the Calif team at Hexacon! Live demo of an untethered jailbreak on iPhone 18 Pro running iOS 27.0.1 that survives reboot with root access, plus Signal 1-click and iMessage attacks.
Recreating the security balance we used to have is going to be difficult
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Demos we presented at Hexacon in Paris today. Everything will be released in due time.
1/ Signal 1-click
