Someone Has My Phone Number — What Can They Do? How to Protect Yourself
2026-03-26 · scam.wiki · SPUNK13 LLC
Your phone number is more powerful than you think.
What They Can Do
- SIM swap attacks (steal your crypto, bank accounts)
- Phishing texts pretending to be your bank
- Sign you up for spam calls
- Social engineering against your contacts
How to Protect Yourself
- Enable SIM lock with your carrier
- Use 2FA apps (not SMS) for important accounts
- Monitor your accounts for unauthorized access
- Use a hardware wallet for crypto (can't be SIM-swapped)
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