Choosing between Ledger vs Trezor vs Coldcard in 2026 is no longer simply a question of which hardware wallet keeps private keys offline. Ledger vs Trezor vs Coldcard SecurityAll three wallets attempt to solve the same basic problem: keeping away from an internet-connected computer. Ledger Security IncidentsLedger's most infamous security incident occurred in 2020, but it did not involve attackers extracting private keys from Ledger hardware wallets. Trezor Security IncidentsOlder Trezor devices have faced several physical-security attacks. Ledger has the broadest multi-chain ecosystem of the three and supports thousands of assets through Ledger Wallet and compatible applications.