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Coldcard Bitcoin Exploit Explained: Entropy, How Keys Are Generated, and Why Bits Matter

Coldcard hardware wallets suffered a flaw that caused Bitcoin holders to lose more than $100 million. The incident has reignited debate over the reliability of dice as a source of randomness for key generation. The vulnerability underscores the importance of robust entropy sources in hardware wallets and highlights potential risks for users relying on these devices for secure storage.

Decrypt · Aug 4, 2026
NewsNeutral

Solana Proposal Would Increase Daily SOL Burns More Than 10-Fold

A proposal on the Solana network aims to significantly increase the daily burn rate of SOL tokens, potentially by more than tenfold. This change would also reduce the rate at which new SOL tokens are issued, leading to a decrease in the overall supply of the cryptocurrency over time.

Decrypt · Aug 4, 2026
NewsNeutral

Open USD rattled Circle's stock, but its key backers still support USDC

Open USD has caused a decline in Circle's stock price, according to the report. However, executives at Coinbase, Visa, and Mastercard have stated they plan to support multiple stablecoins, indicating Open USD is viewed as an additional payments rail rather than a direct replacement for USDC.

CoinDesk · Aug 4, 2026
NewsPositive

BNY to offer institutional crypto staking through Galaxy partnership

BNY is expanding its service offerings by introducing institutional crypto staking through a partnership with Galaxy. This move transitions the custody provider beyond traditional safekeeping services. Through this collaboration, eligible institutional clients will be able to earn yield on proof-of-stake assets.

Cointelegraph · Aug 4, 2026
NewsNegative

Hashdex to Shut Down Bitcoin ETF After Struggling to Gain Assets

Hashdex, a Brazil-based crypto asset manager, announced it will liquidate its U.S. spot Bitcoin ETF later this month, marking the end of a fund that launched in 2024. The decision comes after the ETF struggled to attract significant assets under management. The source of this information is Decrypt, and the story was published on August 4, 2026. No specific reasons for the liquidation beyond the struggle to gain assets are provided in the summary.

Decrypt · Aug 4, 2026
NewsNeutral

Clarity Act sits idle over Trump ethics question as Warren asks SEC to investigate him

Senators Elizabeth Warren and Richard Blumenthal have asked the U.S. Securities and Exchange Commission to investigate former President Donald Trump's memecoin, according to a report by CoinDesk. The request centers on potential ethics concerns related to the digital asset, though specific details of the investigation were not provided in the summary.

CoinDesk · Aug 4, 2026
NewsPositive

Bitdeer expands AI infrastructure with long-term $4.7B data center lease

Bitdeer has secured a 16-year lease for 121 megawatts of AI computing capacity in Norway as part of a $4.7 billion data center expansion. The move reflects crypto mining firms diversifying into AI infrastructure to capitalize on growing demand for computational resources.

Cointelegraph · Aug 4, 2026
NewsNegative

At least 15 attackers exploited Coldcard vulnerability: Galaxy

Galaxy reported that at least 15 different attackers have exploited a vulnerability in the Coldcard hardware wallet. According to Dragonfly's managing partner, the issue could potentially have been prevented with approximately $2 worth of AI-based hardening measures.

Cointelegraph · Aug 4, 2026
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