Coldcard: 594 BTC Drained from Mk3 Wallets
Coldcard Mk3 wallets lose 594 BTC ($38M) to entropy bug in 2021 firmware; single-sig users without dice rolls or multisig urged to move funds now.
SourceAnalysis
Coldcard single-sig wallets generated on Mk3 devices between 2021 and 2023 have lost roughly 594 BTC worth $38M to an entropy flaw introduced in the 2021 firmware rewrite, with only dormant setups lacking dice rolls, passphrases or multisig affected.
Price action on the 4h chart shows BTC trading at $64418.73 inside the Bollinger Bands, testing upper resistance at $65082 while the 50-EMA at $64465.11 caps upside and the 200-EMA at $63959.22 offers deeper support; the MACD golden cross at 28.82 supplies bullish momentum against a neutral RSI of 50.49, pointing to a probable retracement toward the 50-EMA before any sustained continuation.
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