SIM Verify checks in real time the last activation date of a SIM card over the network. It verifies if an individual mobile phone number (MSISDN) has been ported to another SIM card.

Depending on how recent thatactivation is, SIM Verify will return a “true” or “false” answer, which canthen be integrated into a service anti-fraud measures.

SIM Verify aims at improving thesecurity of services which rely on SIM-based services to secure themselves,such as transactions validated via an SMS One Time Password (OTP).