According to a press release from the firm, Bitfinex had a “minor” information security breach where a hacker gained access to “partial, incomplete and stale information.” Customer service was purportedly targeted by a hacker or hackers who had “limited access to supporting tools and helpdesk tickets.”

The announcement states that user money were unaffected by the attack and that the hacker was unable to compromise any essential systems. Bitfinex claims that impacted individuals would receive notifications; nonetheless, the majority of impacted accounts were “empty or inactive.” The business adds that it intends to collaborate with law authorities to find the attacker.