Ledger Spy Implant Found in Additional Hardware Wallets, Karpelès Claims
Former Mt. Gox CEO Mark Karpelès reports discovering a surveillance implant in Ledger devices from two more authorized resellers.
Former Mt. Gox CEO Mark Karpelès reports discovering a surveillance implant in Ledger devices from two more authorized resellers. This is an original Token Times brief synthesising 2 outlets (Unchained, Cointelegraph), plus live market data, as of Fri, 16 Oct 2026 19:00:01 UTC.
This development raises serious concerns about the security of hardware wallets, a crucial tool for crypto asset protection, and questions the supply chain integrity of a leading hardware wallet provider.
- Karpelès found spy implants in Ledger Flex and Nano X devices.
- Implants appear designed for mass production, suggesting broader risk.
- Ledger disputes claims, citing no tampering in inspected German stock.
Multiple outlets report that Mark Karpelès, through his Karpelès Lab, discovered a surveillance implant in additional Ledger hardware wallets, including the Flex and Nano X models. Cointelegraph adds that Ledger was alerted to potential hardware tampering risks months before this discovery. However, Ledger maintains that their investigation of German store stock showed no signs of tampering, suggesting potential discrepancies in the scope of the issue.
- Ledger Discloses Hardware Implant Attack on Crypto Wallets
- Ledger Spy Implant Found in Additional Hardware Wallets, Karpelès Claims — this brief
Mark Karpelès, the former CEO of Mt. Gox and current CEO of Karpelès Lab, has reported finding a surveillance implant in Ledger hardware wallets from two additional authorized resellers. The affected devices include a Ledger Flex and a Nano X, according to Unchained.
The latest version of the implant appears to be designed for mass production, indicating a potential widespread risk. This discovery comes after Ledger recently faced a significant security breach involving the leak of customer data.
Cointelegraph adds that Ledger was contacted about the risks of tampered hardware wallets months before this incident, raising questions about the company's response and the effectiveness of its security measures.
Ledger has disputed these claims, stating that their inspection of stock in German stores showed no evidence of tampering. This discrepancy suggests that the issue may be more localized or that the tampering is difficult to detect.
The broader crypto market remains in a state of cautious optimism, with a total market cap of $2.8 trillion and a Fear & Greed index at 63, indicating 'Greed.' However, 
Bitcoin has experienced a 24-hour decline of 1.26%, reflecting the market's sensitivity to security concerns.
Ledger Spy Implant Found in Additional Hardware Wallets, Kar — questions & answers
What devices were found to have the spy implant?
The affected devices are a Ledger Flex and a Nano X.
How did Ledger respond to the allegations?
Ledger claims their inspection of German store stock showed no tampering.
What is the significance of the implant being designed for mass production?
It suggests the potential for widespread compromise of Ledger devices.
Which outlets reported this story?
This is an original Token Times brief that synthesises reporting from Unchained, Cointelegraph, with the key figures cross-checked for agreement across them. It is not a copy of any one article — follow the source links above for the original reporting.
Original summary — not financial advice. This is an original Token Times brief that summarises a development reported elsewhere and adds live market data for context; it is not the original article and reproduces no part of it. Follow the source link above for full details. Crypto is volatile and high-risk — always do your own research.