Chainalysis security incident history
Hacking, data breaches and other security incidents involving Chainalysis, with related coverage.
Incidents: 1 · Most recent
Chainalysis breach exposes all users’ credentials
Impact: Exposure of all users’ credentials and active tokens
An external attacker accessed Chainalysis’s internal systems and tools, exposing customer names, email addresses, user IDs, and other information. The company disclosed the incident on October 30, notified customers, and launched an investigation with external experts, initially stating that it had found no evidence of unauthorized access to credentials or session tokens. It later confirmed that all users’ credentials and active tokens had been exposed, along with password hashes and some customers’ passwords. Major services were disrupted, and service restoration began on November 6.
Related reports: 28 · last report →