Ledger Chief Security Officer Charles Guillemet gave a shocking presentation at the MIT Bitcoin Expo this week in which he presented alleged vulnerabilities with the hardware cryptocurrency wallet produced by Trezor – perhaps its top competitor. Trezor argues in a new blog post that all of the attack vectors mentioned are not exploitable remotely. Ledger Spills the Beans on Alleged Chip Vulnerability Trezor particularly took umbrage to the disclosure of an existing chip vulnerability, saying: “e were surprised by Ledger’s announcement of this issue, especially after being explicitly asked by Ledger not to publicize the issue, due to possible implications
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