Every public data breach

44 disclosed this week · 26,355 on record

DMM Bitcoin

Disclosed May 31, 2024Unverified

Hackers steal 4,502.9 bitcoin (about $305 million) from DMM Bitcoin

Japanese exchange DMM Bitcoin said it detected an unauthorized outflow of 4,502.9 BTC, worth about $305 million, from its wallet and pledged to fully guarantee customer deposits with support from group companies.

What is known

People affectedNot stated in the sources we have
DisclosedMay 31, 2024
DiscoveredMay 31, 2024
AttackHacking
Data exposedOther
SectorCrypto · JP
StatusUnverified: not yet confirmed by an official notice, a filing or the organization

Sources

Notices filed

History of this record
Added2026-09-25
First recordedby seedSource

First seen 2026-09-25 (Research). Record counts are as reported. Not legal advice.

Everything about DMM Bitcoin