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SIMs, RCS and Verified Senders: The Protocol Loopholes Powering Global Smishing

  • SMS phishing (smishing) is on the rise globally, exploiting the vulnerabilities in mobile communication systems that remain loosely protected compared to email phishing.
  • India faces an increase in link-based cyber frauds, with Bharti Airtel leading by implementing an AI-powered fraud detection system for user protection.
  • The shift to Rich Communication Services (RCS) has unintended consequences, as encryption meant to enhance privacy also shields attackers, creating loopholes for exploitation.
  • Experts emphasize the need for a multi-faceted approach including structural fixes, user education, identity verification, and policy reform to combat smishing effectively.

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