Ledger’s Early Hardware Wallet Implant Reports Draw Scrutiny

Ledger’s Early Hardware Wallet Implant Reports Draw Scrutiny

French hardware wallet maker Ledger received multiple reports of malicious hardware implants months before its latest security crisis, according to Mark Karpelès, former CEO of the collapsed Bitcoin exchange Mt. Gox. Karpelès told Cointelegraph he was aware of at least two people who contacted Ledger about tampered devices dating back to December 2025. Karpelès said he hasn’t encountered any public warning Ledger issued in response. Joe Grand, a…

‘I trusted you to do better’ – Ex Mt. Gox CEO slams Ledger for inadequate response

Ledger is under scrutiny for allegedly failing to take proper precaution despite having reports of spy implants as early as late 2025.

Ledger Faces Backlash Over Hardware Wallet Implant Warnings

TLDR: Mark Karpelès says Ledger knew about advanced hardware wallet implants by March 2026. Karpelès claims stronger public warnings could have prevented more than $90 million in losses. Ledger CEO Pascal Gauthier responded by referencing Karpelès’ history leading Mt. Gox. The dispute raises questions about hardware wallet security disclosures and customer communication. Former Mt. Gox [...]

Ledger Faces Fresh Scrutiny After Researcher Says Hardware Wallet Warning Came Months Earlier

TL;DR: Security researcher Joe Grand says he warned Ledger about signs of physically modified devices months before a wider hardware-wallet supply-chain attack came to light. The dispute concerns communications and product distribution, not proof that Ledger’s core cryptography was defeated. Ledger is facing questions about how it handled earlier warnings after reports of cryptocurrency thefts […]