Japanese exchange DMM Bitcoin hacked, losing $300M in bitcoins. The breach involved stolen private keys from the main wallet, highlighting cybersecurity vulnerabilities.
Match Systems investigates the hack, speculating on potential causes such as compromised keys through internal or external means, social engineering, or malware use.
Insider threat is considered in the investigation, where someone with legitimate access may have assisted hackers by providing data or initiating the attack.
Hackers used cryptocurrency mixer JoinMarket to launder stolen funds. Match Systems tracks the movement of over 2,000 BTC through JoinMarket, emphasizing the complexity and timeline of money laundering cases.
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