Every public data breach

Disclosed this week44On record26,355

44 disclosed this week · 26,355 on record

Marymount Manhattan College

2 breaches292K affected in allEducationmmm.edu

2021 breach hit nearly 100,000 students and alumni; USD 3.5M security investmentHacking exposed names, education records and Social Security numbers.Hacking100K affectedEducationUSSep 21, 2023Ransomware breachRansomware exposed names, government IDs, health records, insurance details and credentials and tokens. Reported to the California AG.192K affectedEducationUSAug 3, 2022
About

Every breach here links to its sources and official notices. Across Glyph: lawsuits, incidents and outages.

records2026-09-25
Marymount Manhattan College, 2022-08-03191752
Added2026-09-25
Marymount Manhattan College, 2023-09-21
domain2026-09-25
Marymount Manhattan Collegemmm.edu
data_types2026-09-25
Marymount Manhattan College, 2022-08-03["names","government-id","health","insurance","credentials"]
records_basis2026-09-25
Marymount Manhattan College, 2022-08-03organization
records2026-09-25
Marymount Manhattan College, 2022-08-03191581
attack2026-09-25
Marymount Manhattan College, 2022-08-03ransomware
discovered2026-09-25
Marymount Manhattan College, 2022-08-032021-11-12
Added2026-09-25
Marymount Manhattan College, 2022-08-03
Added2026-09-25
Marymount Manhattan College