Following the discovery of spy components in several Ledger devices, users need to know how to verify that their hardware wallet has not been tampered with. According to Bitquery, approximately 93.2 million dollars were reportedly stolen from 315 wallets in the CryptoBilis case. Several verification methods exist: checking provenance and packaging, performing the Genuine Check, weighing the device, and inspecting internal components. However, none of these checks provides absolute certainty, as the Genuine Check does not necessarily detect physical modifications. In case of serious doubt, Ledger recommends not setting up the device and transferring funds to a new, trusted hardware wallet.
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