Breach Notice Tracker Updated October 22, 2026

What to do if your username or password was exposed in a data breach

Change the password everywhere you reused it and turn on two-step verification.

Free steps

  1. Change the password for that account and anywhere you reused it, and turn on two-step verification. Expect phishing emails that mention this breach.

More detail: our full what-to-do guide and the FTC’s IdentityTheft.gov.

Social Security number (282)Medical information (157)Health insurance information (113)Driver's license / state ID (121)Bank or financial account (100)Payment card (68)Passport number (53)Tax ID / tax documents (30)Date of birth (206)Username / password (18)

18 notices whose sample letter lists usernames and passwords

From the “What information was involved” section of each sample letter filed with the California AG, read automatically. Letters we couldn’t read aren’t counted, and your own letter is what applies to you.