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Trezor warned customers who bought wallets through CryptoBilis since March 2026 to move their funds to a new wallet after a buyer reported a cellular-enabled implant inside a Safe 5. The company has not examined the device but said it considers the report credible.
Trezor has warned customers who bought wallets through former reseller CryptoBilis since March to move their funds after a reported Safe 5 device contained a suspected implant capable of capturing recovery phrases. The company is investigating and says no related losses have been reported.
Hardware wallets keep crypto private keys offline, but 2026 exploits involving Coldcard firmware and tampered Ledger devices show that cold storage is not risk-free. Manufacturers are now broadening devices for AI agents and preparing for possible quantum threats.
Trezor will remove certain resellers from its authorized network after reports that a Ledger wallet sold through a Southeast Asian reseller contained a malicious implant. Trezor says there is no evidence its devices were compromised, while investigators estimate Ledger-related losses at $72 million to $86 million.
Trezor will end authorization for some resellers on January 1, 2027, after Ledger found a hidden implant in wallets sold by Southeast Asian retailer CryptoBilis. The component captured recovery phrases and transmitted them over LTE, while Trezor says its devices show no evidence of compromise.
Trezor is reducing and reviewing its reseller network after Ledger linked lost funds to devices sold by Malaysia-based CryptoBilis. Trezor said the move is precautionary and that there is no evidence its own hardware has been compromised.
Ledger says LTE-enabled implants in wallets sold through CryptoBilis captured customers’ recovery phrases and transmitted them over cellular networks. CryptoBilis halted sales, while Trezor and OneKey removed the reseller from their authorized networks.
ARK Invest is standing by its five-year Bitcoin outlook despite a flat-to-down year. Lorenzo Valente discussed the firm’s 2030 thesis, Bitcoin as digital gold and permissionless money, stablecoins, tokenization and the factors keeping some institutions cautious.
Trezor’s Safe 7 combines open-source firmware, a 20-word Shamir backup system and a modern metal design with Bluetooth and wireless charging. The review highlights improved usability alongside trade-offs involving air-gapped security, battery reliability, delivery privacy and entropy management.
A Brevo login flaw allowed a phishing email to reach 347,000 Trezor subscribers, Cointelegraph reported. Trezor said it considers every affected address known to the attacker and potentially reusable for future phishing attempts.
Trezor disclosed another data breach involving a marketing platform, with bitcoin hardware-wallet users targeted by phishing attacks, Bitcoin Magazine reported. Details on affected data and user numbers were not provided.
Trezor said hackers breached its email provider and sent a fake alert claiming a hardware flaw could expose users’ recovery phrases. The company did not indicate that its hardware or customer funds were affected.
