Researcher Says Ledger Received Hardware Implant Reports Months Ago

PANews, October 17 - According to Cointelegraph, former Mt.Gox CEO Mark Karpelès said at least two people reported device tampering to Ledger as early as December 2025. Security researcher Joe Grand also stated that he reported a malicious hardware implant in a Nano X to Ledger on March 4, 2026, and Ledger confirmed his findings and said it was conducting an internal investigation. Both questioned why Ledger had not issued timely warnings to customers. Ledger declined to comment further on its handling of Grand's report and directed media to its public statement on X.