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Trezor, BitBox warn users about fake hardware wallet security alerts

Phishing emails sent to Trezor and BitBox users falsely warned of critical security flaws and attempted to lure recipients into clicking malicious links.

Trezor, BitBox warn users about fake hardware wallet security alerts

Trezor, BitBox warn users about fake hardware wallet security alerts

Latest NewsPublishedSep 10, 2026
BitBox said multiple Bitcoin companies appeared to have been targeted through a shared newsletter provider, while Trezor confirmed a breach at its email service.
Hardware wallet makers Trezor and BitBox warned users about phishing emails disguised as urgent security notices after suspected compromises involving third-party email services.

On Wednesday, Trezor its email provider had been breached and warned that a message titled “Critical Security Alert: STM32 Entropy Vulnerability” was fraudulent. The company urged recipients not to click any links.

On the same day, Bitbox users about a phishing email pretending to come from the company. The company its preliminary review indicated that its newsletter provider was likely compromised, adding that multiple Bitcoin companies appeared to have been targeted through a shared provider.

The warnings come after several recent security disclosures across the hardware-wallet sector. On Aug. 13, a breach at Trezor shipping provider ShipMonk 14,000 customers. On Sept. 4, Trezor disclosed that .

In July, BitBox its devices were unaffected by a vulnerability involving Coldcard’s random-number generation. In August, it an update fixing two severe firmware vulnerabilities, with no known exploitation or stolen funds reported.

Cointelegraph reached out to Trezor and BitBox for more information but did not receive responses before publication.

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Reported by https://cointelegraph.com/authors/ezra-reguerra · Syndicated via official news feed

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