India, July 31 -- Sentiment in crypto markets turned sour as a major security breach drained Bitcoin worth about $38 million. The disappointing second quarter results published by Coinbase also added to the negative sentiment. Bank of Japan's status quo on rates, however supported sentiment.

Market sentiment was impacted after an exploit in multiple Coldcard hardware wallets made devices skip hardware randomness generator to a more predictable key generation. According to reports, the vulnerability allowed the attacker to steal 594 Bitcoin, worth about $38 million by targeting around 500 single-signature wallets, all in under 30 minutes.

Crypto market sentiment was also impacted by the disappointing second quarter results published by Coi...