According to Cointelegraph, Ledger received concerns about tampered hardware‑wallet risks several months prior to its most recent security incident. Mark Karpelès, the former Mt. Gox chief executive, said the company’s response did not go far enough and called for more decisive action at that earlier stage. The remarks highlight a gap between the timing of Ledger’s initial warning receipt and the scale of the later security crisis reported by the firm.
