Did a hacker steal $600 million from a cryptocurrency heist?

Have recent events indicated a significant security breach in the cryptocurrency world? Specifically, are there credible reports of a hacker successfully stealing an astonishing $600 million from a cryptocurrency exchange or platform? If so, what are the details surrounding this alleged heist? How did the hacker gain access to such a vast amount of digital assets? And what measures are being taken to ensure such a breach doesn't happen again, both by the affected entity and the wider cryptocurrency community? These questions are paramount in understanding the severity of this potential security incident and its implications for the future of digital currencies.