Resource Article

Resources / Mobile & Telecom

Carrier Security Baseline for SIM-Swap Resistance

Phone number takeover remains a practical route to account recovery abuse and fraud.

Mobile & Telecom Practical guidance Action-oriented next steps

Resource Article

Resources / Mobile & Telecom

Carrier accounts are frequently overlooked despite their role in recovery and SMS-based authentication.

Baseline controls:

  • Set an account PIN and enable port-out lock.
  • Harden voicemail with non-default credentials.
  • Reduce critical account reliance on one public number.
  • Validate recovery methods on major services.

A focused carrier hardening session can close off several common compromise paths.