# Karpelès Finds Spy Implant in Ledger Nano X

> Karpelès says MediaMarkt's Ledger Nano X contains spy implant.
- Title: Karpelès Finds Spy Implant in Ledger Nano X · TokenPost
- Summary: Karpelès says MediaMarkt's Ledger Nano X contains spy implant. Mark Karpelès discovered a spy implant in a Ledger Nano X purchased at a MediaMarkt store in…
- Keywords: ledger nano x, media markt, karpelès lab, spy implant, ledger flex, cellular module, e sim, crypto, finance, Karpelès, Finds, Spy
- Source: TokenPost — https://tokenpost.com/news/technology/33769
- Published: 2026-10-17T05:38:15+00:00
- Read time: 1 min
- Topics: ledger nano x, media markt, karpelès lab, spy implant, ledger flex, cellular module, e sim, crypto, finance
## Karpelès Reports Spy Implant
Mark Karpelès, CEO of Tokyo-based Karpelès Lab, found a spy implant inside a Ledger Nano X purchased at MediaMarkt in Germany.
## Ledger Nano X Implant Details
The implant uses a three-chip process: one chip reads the screen, another acts as a cellular modem, and an eSIM sends data.
## Ledger Response to Reports
Ledger said its inspection of German retail inventory found no evidence of tampering but paused sales in seven Asian markets.
## Key takeaway

Mark Karpelès discovered a spy implant in a Ledger Nano X purchased at a MediaMarkt store in Germany.