Breach Archive

Showing 646660 of 1,265 breaches

Medstar Health

Compromised Data: 4.6 million

On or about October 4, 2025 , the ransomware group Rhysida added MedStar Health to its leak/auction site, signaling an extortion event. Third-party monitors recorded the listing the same day. At the time of writing, Med…

  • Breach date: 2025-10-04
  • Social Security Number
  • Email
  • Phone Number
  • Name
  • Home Address

MeetMindful

Compromised Data: 1

For MeetMindful, the timeline centers on 2020-01 with approximately 1.4 million records discovered in the cache. In early 2020, the online dating service MeetMindful suffered a security incident that revealed 1.4 millio…

  • Breach date: 2020-01-01
  • Dates of birth
  • Drinking habits
  • Drug habits
  • Email addresses
  • Genders
  • Geographic locations
  • IP addresses
  • Marital statuses
  • Names
  • Passwords
  • Physical attributes
  • Religions
  • Sexual orientations
  • Smoking habits
  • Social media profiles
  • Usernames

MemeChat

Compromised Data: 4

2022-06 marked when MemeChat acknowledged an intrusion that reached nearly 4.3 million records. In mid-2022, "the ultimate hub of memes" MemeChat suffered a security incident that revealed 7.4M records. Alleged to be du…

  • Breach date: 2022-06-01
  • Email addresses
  • Usernames

MetLife

Compromised Data: 585.0 thousand

In November 13 2024 , insurance giant MetLife found itself named in a sprawling multi-company leak when the self-styled “data vigilante” Nam3L3ss dumped 25 CSV files on BreachForums-one labeled “met-life-2024” containin…

  • Breach date: 2024-11-13
  • Email
  • Phone Number
  • Name
  • Home Address
  • Employer
  • Job Summary

Miami-Dade County

Compromised Data: 61.8 thousand

NULL

  • Breach date: 2023-05-31
  • Social Security Number
  • Email
  • Phone Number
  • Name
  • Home Address

Michigan Voter Database

Compromised Data: 7.4 million

Michigan Voter Database reported a breach tied to 2015, exposing roughly 7,408,330 records. In December 2015 the voters database for many states were spilled online and shared with a lot of private citizen information,…

  • Breach date: 2026-02-09
  • Voter IDs
  • Full Names
  • Physical Addresses
  • Previous Addresses
  • Date of Birth
  • Genders
  • Phone Numbers
  • Citizen Status

Miljödata

Compromised Data: 863.4 thousand

A sophisticated ransomware attack in August 2025 on Swedish IT supplier Miljödata has resulted in one of the most significant data breaches in the nation's history, exposing the personal details of over 1.5 million peop…

  • Breach date: 2025-09-13
  • Email
  • Phone Number

MindJolt

Compromised Data: 116.3 million

In March 2019, the online gaming website MindJolt experienced a data breach that exposed user information, including email addresses, names, and dates of birth.

  • Breach date: 2019-03-18
  • Email
  • Name

Mindjolt

Compromised Data: 28

2019-03 marked when Mindjolt acknowledged an intrusion that reached nearly 28.4 million records. In March 2019, the online gaming website MindJolt suffered a security incident that revealed 28M unique email addresses. A…

  • Breach date: 2019-03-01
  • Dates of birth
  • Email addresses
  • Names

Minecraft Pocket Edition Forum

Compromised Data: 16

For Minecraft Pocket Edition Forum, the timeline centers on 2015-05 with approximately 16 thousand records discovered in the cache. In May 2015, the Minecraft Pocket Edition forum was hacked and over 16k accounts were d…

  • Breach date: 2015-05-01
  • Email addresses
  • IP addresses
  • Passwords
  • Usernames

Minecraft World Map

Compromised Data: 71

Around 2016-01, investigators concluded that Minecraft World Map had exposed roughly 71.1 thousand records. In approximately January 2016, the Minecraft World Map site designed for sharing maps created for the game was…

  • Breach date: 2016-01-01
  • Email addresses
  • IP addresses
  • Passwords
  • Usernames

Minefield

Compromised Data: 183.3 thousand

In June 2015, Minefield, a French online gaming platform, experienced a significant data breach that compromised sensitive user information. The breach exposed usernames, email addresses, IP addresses and passwords.

  • Breach date: 2015-06-28
  • IP Address
  • Username
  • Password
  • Email

Minehut

Compromised Data: 396

Security reports tie the Minehut incident to 2019-05, impacting close to 396.5 thousand records overall. In May 2019, the Minecraft server website Minehut suffered a security incident. The company advised a database bac…

  • Breach date: 2019-05-01
  • Email addresses
  • Passwords

Minted

Compromised Data: 4

For Minted, the timeline centers on 2020-05 with approximately 4.4 million records discovered in the cache. In May 2020, the online marketplace for independent artists Minted suffered a security incident that revealed 4…

  • Breach date: 2020-05-01
  • Email addresses
  • Names
  • Passwords
  • Phone numbers
  • Physical addresses

Misattributed Flipkart

Compromised Data: 552

Misattributed Flipkart traced the breach to 2022-09, estimating that about 552.1 thousand records were affected. In September 2022, over 500k customer records alleged to have been sourced from the Indian e-commerce serv…

  • Breach date: 2022-09-01
  • Email addresses
  • Geographic locations
  • Names
  • Phone numbers
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