A breach at email marketing company Brevo exposed Trezor, CoinTracking, and BitBox customers to phishing emails, but others may also be at risk.

Hardware wallet maker Trezor said a fake security alert claimed a hardware flaw could expose users’ recovery phrases.

This follows last month's security breach at shipping provider ShipMonk, which exposed the personal information of Trezor customers.

Attackers exploit legitimate mailing channels to demand crypto wallet backups