Security
COLDCARD’s Official X Account Compromised in Fake Firmware Alert
TokenPost·October 11, 2026·1 min read
COLDCARD's official X account was compromised in a fake firmware alert. The deleted post falsely warned of vulnerabilities in Mk4, Mk5, and Q devices, directing users to a phishing website. Users are advised to ignore such messages and verify firmware updates only through official channels.
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