Home › Data types › Social Security numberSocial Security number A US Social Security number.
4,213 confirmed incidents on file list Social Security number among the data involved.
If your Social Security number was included A Social Security number cannot be changed in most circumstances, so a credit freeze and ongoing monitoring (see above) are the main practical defences rather than replacement. Watch for an unexpected IRS notice about a tax return you did not file — this can be a sign of tax-related identity theft. The IRS offers an Identity Protection PIN you can opt into for extra protection. Be alert to mail or benefits notices for accounts or claims you did not open. Top sectors Sector Confirmed incidents Unclassified 3,882 Healthcare 216 Technology 28 Manufacturing 16 Retail 12 Professional Services 11 Finance 9 Pharma 8 Insurance 7 Hospitality 6 Real Estate 6 Energy 5 Telecoms 4 Media 2 Education 1
Most recent incidents Organization Disclosed Jurisdiction Records affected zizzl llc October 13, 2026 US-TX 6,447 CenterPoint Energy, Inc. October 13, 2026 US-TX 1,611,625 Mercadien PC Certified Public Accountants October 13, 2026 US-TX — EnTrans Holding, Inc. October 13, 2026 US-TX 3,311 Arkansas Hospice Inc. dba LifeTouch Health October 13, 2026 US-TX 38,629 JM Bozeman Enterprises October 12, 2026 US-TX 3,211 Squire Patton Boggs (US) LLP October 12, 2026 US-TX 3,824 Austin Independent School District October 12, 2026 US-TX 44,652 Terrell Independent School District October 12, 2026 US-TX 1,672 Wayne-Finger Lakes BOCES October 10, 2026 US-VT — Martin, Magnuson, McCarthy & Kenney October 9, 2026 US-VT — zizzl llc October 9, 2026 US-VT — Mobileum Inc. October 9, 2026 US-MA — The Meadows School October 9, 2026 US-MA — Squire Patton Boggs (US) LLP October 9, 2026 US-MA — National Insurance Company October 9, 2026 US-MA — BBC International LLC October 9, 2026 US-MA — Sawyer Savings Bank October 9, 2026 US-VT — The Legal Aid Society October 8, 2026 US-MA — Spoonful of Comfort, LLC October 8, 2026 US-MA — Squire Patton Boggs (US) LLP October 8, 2026 US-VT — Allied Physicians Group, PLLC October 8, 2026 US-VT — Ant Farm II, LLC October 8, 2026 US-VT — Home, Hope and Healing, Inc. October 8, 2026 US-VT — National Life Insurance Company October 8, 2026 US-VT — Winona County October 8, 2026 US-VT — Holland & Knight, LLP October 8, 2026 US-VT — Kenover Marketing Corp. October 7, 2026 US-MA — Hasbro Inc. October 7, 2026 US-VT — Secure Healthcare Information Management, LLC October 7, 2026 US-VT — Community Teamwork, Inc. October 6, 2026 US-MA — Morgan Services, Inc. October 6, 2026 US-MA — Penquis CAP October 6, 2026 US-VT — Arthur J. Jerry October 6, 2026 US-VT — Healthcare Highways, LLC October 6, 2026 US-TX 30,017 Flowco Holdings Inc. October 6, 2026 US-TX 2,477 Edgewood ISD October 6, 2026 US-TX 3,000 Cleburne Independent School District October 6, 2026 US-TX 3,187 Harman Fitness October 6, 2026 US-TX 4,714 The Faith and Politics Institute October 5, 2026 US-MA — Department of Revenue October 5, 2026 US-MA — The Winn-Dixie Company, LLC October 5, 2026 US-MA — North Slope Borough School District October 5, 2026 US-VT — Cerner Corporation October 5, 2026 US-VT — Access Residential Management October 5, 2026 US-VT — Advantest America, Inc. October 5, 2026 US-CA — The Hudson River Museum of Westchester, Inc. October 4, 2026 US-VT — Marana Health Center October 3, 2026 US-MA — City of Leavenworth, KS October 2, 2026 US-MA — Carney Badley Spellman PS October 2, 2026 US-NH —
Questions and answers How many confirmed incidents involve Social Security number? 4,213 confirmed incidents on Breach Census list Social Security number among the data involved.
What is this data type? A US Social Security number.
What should I do if my Social Security number was involved in a breach? General next steps for this data type are listed above, on this page.