Question 1

What happened in the Columbia University data breach?

Accepted Answer

Columbia University experienced a third party breach that occurred on May 16, 2025. The breach was discovered on June 24, 2025 and publicly disclosed on May 16, 2025.

Question 2

What data was exposed in the Columbia University breach?

Accepted Answer

The following types of data were exposed: Social Security Numbers, Names, Dates of Birth, Addresses, Email Addresses, Phone Numbers, medical, Financial Records.

Question 3

What should I do if I was affected by the Columbia University breach?

Accepted Answer

If you were affected, you should: monitor your accounts for suspicious activity, consider placing a fraud alert or credit freeze with the major credit bureaus, watch for official notification letters from Columbia University, and be cautious of phishing attempts that may reference this breach.

Columbia University Data Breach

Data Exposed

Timeline

Sources