About 523M NEM (XEM, roughly $530M at the time) was drained from the hot wallet of the Japanese exchange Coincheck. Attributed to weak hot-wallet key management, it was among the largest crypto thefts in the world at the time.
No verified attacker addresses are listed for this incident. We only publish addresses confirmed against an authoritative source.
Figures are approximate, compiled from public reporting. Attacker addresses are included only where verified against an authoritative source. Attribution (e.g. Lazarus Group) is shown only when publicly stated by an official body.
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