Ledger Says Covert Chip in CryptoBilis Devices Could Steal Wallet Keys
Ledger says a hidden component in devices sold by CryptoBilis could extract wallet master keys and send them over a mobile network without altering its software.
Ledger has publicly outlined how a hidden chip in hardware wallets sold by CryptoBilis could compromise users’ wallet master keys, according to CoinDesk.
The wallet maker said the covert component could obtain the keys and transmit them through a mobile network. Its account described a hardware-based method of theft.
Ledger said the mechanism did not require changes to its software. The disclosure was the company’s first public explanation of how the concealed component could steal the keys.
Source: CoinDesk
