Breach Archive

Showing 1,0961,110 of 1,843 breaches

OGUsers (2019 breach)

Compromised Data: 161

2018-12 marked when OGUsers (2019 breach) acknowledged an intrusion that reached nearly 161.1 thousand records. In May 2019, the account hijacking and SIM swapping forum OGusers suffered a security incident. The inciden…

  • Breach date: 2018-12-01
  • Email addresses
  • IP addresses
  • Passwords
  • Private messages
  • Usernames

OGUsers (2020 breach)

Compromised Data: 263

Security reports tie the OGUsers (2020 breach) incident to 2020-04, impacting close to 263.2 thousand records overall. In April 2020, the account hijacking and SIM swapping forum OGUsers suffered their second security i…

  • Breach date: 2020-04-01
  • Email addresses
  • IP addresses
  • Passwords
  • Private messages
  • Usernames

OGUsers (2021 breach)

Compromised Data: 348

For OGUsers (2021 breach), the timeline centers on 2021-04 with approximately 348.3 thousand records discovered in the cache. In April 2021, the account hijacking and SIM swapping forum OGusers suffered a security incid…

  • Breach date: 2021-04-01
  • Email addresses
  • IP addresses
  • Passwords
  • Usernames

OGUsers (2022 breach)

Compromised Data: 529

OGUsers (2022 breach) traced the breach to 2022-07, estimating that about 529 thousand records were affected. In July 2022, the account hijacking and SIM swapping forum OGusers suffered a security incident, the fifth si…

  • Breach date: 2022-07-01
  • Email addresses
  • IP addresses
  • Passwords
  • Usernames

OMGPOP

Compromised Data: 7

Around 2013-01, investigators concluded that OMGPOP had exposed roughly 7.1 million records. In approximately 2013, the maker of the Draw Something game OMGPOP suffered a security incident. Formerly known as i'minlikewi…

  • Breach date: 2013-01-01
  • Email addresses
  • Passwords

OMGPop.com

Compromised Data: 7.1 million

On 2019-01-01, OMGPop.com acknowledged a compromise that affected roughly 7,071,862 entries in its systems. In 2019, a security incident involving the multiplayer gaming website OMGPop, formerly known as 'iminlikewithyo…

  • Breach date: 2019-01-01
  • email
  • password

OSF Healthcare

Compromised Data: 520.2 thousand

The OSF Healthcare data breach, attributed to the Cl0p ransomware group's exploitation of Progress Software’s MOVEit Transfer platform, exposed a significant amount of sensitive data managed through Welltok’s systems. T…

  • Breach date: 2023-05-31
  • Social Security Number
  • Email
  • Phone Number
  • Name
  • Doctor Name
  • Home Address
  • Medical Records
  • Insurance Provider

OVH

Compromised Data: 919.0 thousand

In May 2015, OVH, a prominent European cloud service provider, experienced a data breach that compromised sensitive information of its users. The breach was officially acknowledged by OVH. The compromised data included…

  • Breach date: 2015-05-01
  • IP Address
  • Username
  • Email

OVH

Compromised Data: 452

OVH traced the breach to 2015-05, estimating that about 452.9 thousand records were affected. In mid-2015, the forum for the hosting provider known as OVH suffered a security incident. The vBulletin forum contained 453k…

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

OVH & Kimsufi Database

Compromised Data: 969.1 thousand

2015 brought confirmation that OVH & Kimsufi Database had compromised about 969,084 records. In mid-2015, the forum for the hosting provider known as OVH suffered a security incident. The vBulletin forum contained 453k…

  • Breach date: 2026-02-09
  • Email addresses
  • IP addresses
  • Passwords
  • Usernames

Ohio Voter Database

Compromised Data: 7.5 million

Ohio Voter Database reported a breach tied to 2015, exposing roughly 7,509,310 records. In December 2015 the voters database for many states were spilled online and shared with a lot of private citizen information, the…

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

Ohio Voter Database

Compromised Data: 8.0 million

Ohio Voter Database reported a breach tied to 2018, exposing roughly 8,020,668 records. In September 2018 certain voter databases for United States were refreshed from their versions in 2015, We have uploaded these data…

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

Oklahoma Voter Database

Compromised Data: 2.2 million

Oklahoma Voter Database traced the leak to 2015, with intruders viewing approximately 2,158,410 records. In December 2015 the voters database for many states were spilled online and shared with a lot of private citizen…

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

Oklahoma Voter Database

Compromised Data: 2.1 million

Oklahoma Voter Database traced the leak to 2018, with intruders viewing approximately 2,092,413 records. This database contains 2 million records. In October 2018 I decided I would require every database I could with Vo…

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

Omnicuris

Compromised Data: 215

For Omnicuris, the timeline centers on 2025-06 with approximately 215.3 thousand records discovered in the cache. In June 2025, the Indian CME platform Omnicuris suffered a security incident that revealed approximately…

  • Breach date: 2025-06-01
  • Email addresses
  • Geographic locations
  • Names
  • Phone numbers
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