Skip to main content
Cactus
  • Home
  • Start Here
  • Tools
    • All tools

    • Links & messages
    • Check a Link
    • Check a QR Code
    • Check an Email
    • Scam Text Checker
    • Batch Check

    • Site & domain security
    • SSL/TLS Check
    • Email Auth
    • Security Headers
    • Look-alike Domains
    • Certificate Search
    • IP Reputation

    • Your accounts
    • Password Check
  • Resources
    • I've Been Scammed
    • Scam of the Week
    • Learn
    • Security Glossary
    • Our Mission
    • How it works
    • Comparisons
  • Safe Software
Buy me a coffee
EN | FR

← Back to the glossary

SIM swapping

A scam where a criminal convinces your mobile carrier to move your number to their SIM, letting them intercept your texts and 2FA codes. Prefer an authenticator app over SMS where you can.

Related terms

  • Smishing (SMS phishing)
  • Social engineering
  • Spoofing
  • Spyware
  • Two-factor authentication (2FA)
  • Vishing (voice phishing)
Cactus

Free, bilingual security tools to help you spot scams and stay safe online.

☕ Buy me a coffee

About

  • Our Mission
  • How it works
  • Comparisons
  • Trust & Security
  • Status
  • API

Resources

  • All tools
  • Start Here
  • Learn
  • Security Glossary
  • Scam of the Week
  • Safe Software
  • I've Been Scammed
  • Link checker widget
  • Newsletter

Legal

  • Privacy
  • Terms
  • Acceptable Use
© 2026 - Cactus Security