Enable the lock feature immediately if you misplace your card or notice suspicious activity. For confirmed theft, still report the card as lost/stolen to fully close the account and get a new number.
1. Executive Summary The “lock your credit card” feature (also known as a card freeze or toggle) is a digital security tool offered by most major issuers (e.g., Chase, Capital One, American Express). It allows a cardholder to temporarily disable their credit card instantly via a mobile app or website, preventing new purchases while keeping the account open.
| Feature | Lock Card | Report Lost/Stolen | | --- | --- | --- | | Blocks new purchases | ✅ Yes | ✅ Yes | | Requires new card number | ❌ No | ✅ Yes | | Affects credit score | ❌ No | ❌ No | | Cancels recurring bills | Depends on issuer | ✅ Yes (requires re-setup) | | Best for | Temporary uncertainty | Card confirmed lost or stolen |