Account Takeover (ATO)

A form of fraud where criminals gain unauthorized access to user accounts, typically through stolen credentials, social engineering, or session hijacking.

Category: fraud prevention. Part of the Identity Technologist Glossary — more than 200 practitioner-grade definitions covering identity verification, KYC/AML, biometrics, fraud prevention, and compliance. See all terms at https://identitytechnologist.com/glossary.