Data Breach Database

81,039 breaches indexed. Browse by name or use the alphabet filter below.

• Qualys Data Breach (2025)Qualys
  2025
• Qantas Data Breach (2025)Qantas
  2025
• QakbotQakbot
  6.4M2023
• QUEENS UNIVERSITY OF CHARLOTTE Data Breach (2023)QUEENS UNIVERSITY OF CHARLOTTE
  2023
• QUINCY COLLEGE Data Breach (2023)QUINCY COLLEGE
  2023
• QUINNIPIAC UNIVERSITY Data Breach (2023)QUINNIPIAC UNIVERSITY
  2023
• QuestionProQuestionPro
  22.2M2022
• QravedQraved
  985K2021
• Qraved Data Breach (2021)Qraved
  986K2021
• Q Link Wireless Data Breach (2020)Q Link Wireless
  2020
• Quantum Imaging and Therapeutic Associates Data Breach (2020)Quantum Imaging and Therapeutic Associates
  12020
• Queer Chart Data Breach (2019)Queer Chart
  2019
• QuickBit Data Breach (2019)QuickBit
  3.0M2019
• QuiddQuidd
  3.8M2019
• Quidd Data Breach (2019)Quidd
  3.8M2019
• Queen Elizabeth Hospital Data Breach (2019)Queen Elizabeth Hospital
  2019
• Quantum Vision Centers and Eye Surgery Center LLC, Data Breach (2019)Quantum Vision Centers and Eye Surgery Center LLC,
  2019
• Quest Diagnostics Data Breach (2019)Quest Diagnostics
  11.9M2019
• Quidd Data Breach (2019)Quidd
  4.0M2019
• QinetiQ Data Breach (2018)QinetiQ
  2018
• QuikTrip Data Breach (2018)QuikTrip
  302018
• Quora Data Breach (2018)Quora
  100.0M2018
• Queen Elizabeth Hospital Data Breach (2017)Queen Elizabeth Hospital
  32017
• Quest Diagnostics Data Breach (2016)Quest Diagnostics
  34K2016
• Queen Mary Hospital Data Breach (2016)Queen Mary Hospital
  4K2016
• QuickChek Data Breach (2016)QuickChek
  2016
• Quebec Liberals Data Breach (2016)Quebec Liberals
  2016
• Qihoo 360 Technology Co Ltd Data Breach (2016)Qihoo 360 Technology Co Ltd
  2016
• QIP.ru Data Breach (2016)QIP.ru
  33.4M2016
• Quattro Global Services Private Limited Data Breach (2016)Quattro Global Services Private Limited
  2016
• QuinStreetQuinStreet
  4.9M2015
• Quincy Credit Union Data Breach (2015)Quincy Credit Union
  6702015
• Quest Diagnostics Inc Data Breach (2015)Quest Diagnostics Inc
  2015
• Qatar National BankQatar National Bank
  89K2015
• QatarNationalBank Data Breach (2015)Qatar National Bank
  84K2015
• Qatar National Bank Data Breach (2015)Qatar National Bank
  1.0M2015
• Quaid-i-Azam Hospital Data Breach (2015)Quaid-i-Azam Hospital
  2015
• Quest Diagnostics Data Breach (2015)Quest Diagnostics
  2015
• Quest Records LLC Data Breach (2015)Quest Records LLC
  2015
• Queen Elizabeth II Sciences Centre Data Breach (2014)Queen Elizabeth II Sciences Centre
  2014
• Quincy MA Veterans Services Department Data Breach (2014)Quincy MA Veterans Services Department
  2014
• Quantum BooterQuantum Booter
  49K2014
• QuantumBooter Data Breach (2014)Quantum Booter
  49K2014
• Queensland Police department Data Breach (2014)Queensland Police department
  22014
• Queen Elizabeth Hospital Data Breach (2014)Queen Elizabeth Hospital
  922014
• QCA Health Plan, Inc. Data Breach (2014)QCA Health Plan, Inc.
  2014
• Quebec Institute of Public Health Data Breach (2013)Quebec Institute of Public Health
  2013
• Qatar Domains Registry Data Breach (2013)Qatar Domains Registry
  2013
• Quayside Publishing Group Data Breach (2013)Quayside Publishing Group
  2013
• QVC, Inc. Data Breach (2013)QVC, Inc.
  2013