North Korea’s $1.5 Billion Heist Puts the Crypto World on Notice Hackers drained Ether, other tokens from “cold” crypto wallet Exchanges must step up spending on security, experts say As news started spreading about a massive hack on crypto exchange Bybit last Friday, cybersecurity researchers quickly concluded that the era of giant digital-asset heists had entered a new and potentially ruinous phase. It wasn’t just the size of the exploit, although at close to $1.5 billion, it was the biggest ever by a wide margin. Within hours, it was clear that the attack — which the Federal Bureau of Investigation attributed to North Korea’s Lazarus Group — was far more ambitious, and difficult to prevent, than any that preceded it.
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