University of Massachusetts Amherst

United States of America

University of Massachusetts Amherst is an organisation in Massachusetts. It appears on the Massachusetts Attorney General breach-notification register with 4 confirmed incidents; the most recent notice was filed on July 23, 2026.

Data as of August 31, 2026.

Sources

Confirmed incident

US-MA

Disclosed: July 23, 2026

Timeline

July 23, 2026
Reported to regulator Regulator
MA AG breach notification: 1 Massachusetts residents affected
^source

What a Massachusetts notice means

Required under M.G.L. c. 93H. Notice to the Attorney General is required for a breach affecting any number of Massachusetts residents' personal information -- the statute sets no minimum count.

Note: the count is Massachusetts residents only, not a total.

Massachusetts breach-notification register ↗

Confirmed incident

US-MA

Disclosed: January 27, 2026

Timeline

January 27, 2026
Reported to regulator Regulator
MA AG breach notification: 1 Massachusetts residents affected
^source

Confirmed incident

US-MA

Disclosed: February 18, 2025

Timeline

February 18, 2025
Reported to regulator Regulator
MA AG breach notification: 5 Massachusetts residents affected
^source

Confirmed incident

US-MA

Disclosed: March 23, 2023

Timeline

March 23, 2023
Reported to regulator Regulator
MA AG breach notification: 47 Massachusetts residents affected
^source

Sources

Timeline

Timeline

Timeline

Timeline

Related

Disclosed around the same time