Ledger Finds Popular Smartphone Chip Vulnerable to Unpatchable Attacks – Decrypt
In brief Ledger’s Donjon lab gained full control of a Mediatek smartphone chip using electromagnetic faults. The flaw sits in the chip’s boot ROM, which cannot be patched once manufactured. Ledger says the findings reinforce why hardware wallets rely on secure, tamper-resistant chips, although the company did not recommend against using software wallets. An unpatchable...
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