Ledger users warned of potential implant in Malaysian devices

A hardware wallet is supposed to be the vault. According to Mark Karpelès, at least one Ledger bought in Malaysia came with a stowaway built into the vault door. On October 9, 2026, the former Mt. Gox CEO posted photos of a Ledger device he said contained a hidden physical implant tucked into the screen padding. The same day, Ledger said it had opened an investigation into reported user losses tied to a Southeast Asian reseller called CryptoBilis. What Karpelès says he found The alleged implant was not a crude add-on. Karpelès claimed the device held LTE components, an antenna, an eSIM, and a microcontroller, all concealed in the buffer pad area behind the screen. That microcontroller was reportedly wired to the Ledger’s SPI bus. Think of the SPI bus as the internal hallway that chips use to pass messages to each other, including what gets sent to the display. According to the research findings, this setup allegedly lets the device watch the display and transmit sensitive data, such as seed phrases, over cellular networks. A seed phrase is the master key to a crypto wallet. Whoever has it can move the funds, and the original owner has no customer support line to call. Ledger pauses...