Cybersecurity incident — 2015-12-25 00:00:00
Affected organization: Steam
Affected country: United States of America
Industry: Information
Event type: Disruptive
Event subtype: External Denial of Service
Motive: Undetermined
Actor: Undetermined
Actor type: Criminal
Actor country: Undetermined

A DDoS attack against Steam causes the company to deploy a new caching configuration in production, which leads to the inadvertent exposure of 34,000 users.