Trezor says hackers breached its email provider

Trezor reports email provider breach

Trezor, a maker of hardware wallets for Bitcoin and other cryptocurrencies, announced that hackers accessed the email service used by the company. The breach was discovered on September 9, 2026.

Key points

• Trezor confirmed a breach of its email provider.
• The incident was reported on September 9, 2026.
• No details were given about what data may have been accessed.

Confirmed details

• Trezor publicly stated that the email provider was compromised.
• The announcement was made in a statement released by the company.

Unclear aspects

• It is not known which email provider was affected.
• The scope of the data exposed, if any, has not been disclosed.
• Potential impact on Trezor users remains uncertain.

Why it matters

• Hardware wallets hold private keys that let users control their crypto assets; a breach of communication channels could threaten user security.
• Users may need to monitor for phishing attempts that could arise from the compromised email information.

Sources

• Decrypt