# Every Number on Your Credit Card Has a Job – Guard the Security Code

- Source: Money Crashers
- Published: 2026-10-20T15:00:00+00:00
- Category: Markets
- Original: https://www.moneycrashers.com/credit-card-numbers-security-code/
- Canonical: https://groundlevelnews.com/story/every-number-on-your-credit-card-has-a-job-guard-the-security-code-32eb96/

That matters because online, you type the printed numbers instead of handing over the card, and so can anyone who steals them. The chip and the contactless symbol, four curved lines, only come into play when you pay in person.... Source

_Ground Level News shows a short summary only; the full article and all rights belong to Money Crashers._