American financial identity is unusually dependent on a single number. Treat your Social Security number as a credential, not an identifier.
Lock the front door
A credit freeze is free at each major bureau and prevents new accounts being opened in your name. You can lift it temporarily when you need to apply for something.
- Freeze files at all three major credit bureaus
- Enable app-based two-factor authentication everywhere
- Use unique passwords stored in a manager
- Review statements and credit reports regularly
Recognise the common scams
Government agencies do not demand payment by gift card or cryptocurrency, and they do not threaten immediate arrest by phone. Unsolicited urgency is the reliable warning sign.