Third-Party Analytics Vendor Amplitude Suffers Security Incident, Leaking Contact Info for a Small Subset of Coinbase Users SlowMist CISO 23pds posted that a data leak involving Coinbase has been confirmed, though it remains unconfirmed whether passwords or funds were compromised. The hacker obtained contact information for more than 70,000 users. Subsequently, Coinbase Support clarified that Coinbase itself did not experience a data breach. The incident originated from a security breach at third-party data analytics vendor Amplitude, which affected several of its clients, including Coinbase, leading to the leak of contact details for a small subset of Coinbase users. Coinbase stated that it found no evidence of unauthorized access to its internal systems, that customer funds remain entirely unaffected, and that it is notifying affected users and relevant regulatory authorities in accordance with legal requirements.