Marriott Data Hack Compromised 5.2M Guest Records

December 26, 2022


Marriott International announced that approximately 5.2 million guests could be affected by a recent data breach. Upon discovery, the company disabled the compromised login credentials, immediately began an investigation, implemented heightened monitoring, and arranged resources to inform and assist guests. Marriott also notified relevant authorities and is supporting their investigations.

Incident Date

January 15, 2020

Estimated Cost

5.2 million guests records compromised


Type of Malware

No Malware identified

Threat Source

No threat source identified