$MANTRA
Heating UpSnapshot Window: 2026-07-31 09:10 UTC ยท โ Back to Crypto Overview
Social Momentum Summary
Total Engagement - Comments: 1, Retweets: 0, Likes: 1, Impressions: 1848
Verbatim Community Citations & Social Evidence 1 source posts analyzed
UPDATE: Block's Max Guise says the team traced the Coldcard wallet drains to a random-number-generation flaw affecting Mk2 through Mk5 devices. Affected users are urged to move funds to a new, unaffected wallet as soon as safely possible.
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AI visual note: The image is a tweet thread from Max Guise (@max_guise) at Block, dated July 31, 2026, reporting that Block's Bitcoin engineering and security teams investigated non-BitKey wallet drains and found that initially only single-sig wallets were affected, then discovered two additional vulnerabilities affecting non-Block products including Coldcard Mk2, Mk3, Mk4, Mk5, and M5 at varying levels.