Some of the more comprehensive lists of known data breaches include:

• USA Today list of largest data breaches and hacks
• CNN.com – biggest data breaches in history
• Bloomberg.com – worst corporate hacks list
• Krebs on Security – data breaches
• Wikipedia data breach list
• State of California data breaches list

Identity theft victims can receive advice from these websites:

• Federal Trade Commission (FTC) – Identity Theft Help
• FTC – Additional resources for identity theft victims
• FTC – Report fraud
• FTC – Guidance on how to avoid fraud
• FTC Complaint Assistant
• Internal Revenue Service (IRS) – report tax fraud activity
• Internal Revenue Service (IRS) – Identity Protection PIN (IP PIN)
• IRS Form 14039 – Identity Theft Affidavit
• U.S. State Dept. – Report a lost or stolen passport
• Better Business Bureau (BBB) – identity theft scams
• FBI Internet Crime Complaint Center (IC3) – report a crime