This datasheet describes Telesign’s Phone ID API, which delivers global phone number intelligence to strengthen authentication, assess fraud risks, and enhance user experiences. It provides real-time data on contact details, SIM swaps, porting history, subscriber status, and breached data. The API helps validate user identities, detect fraud, and eliminate costly knowledge-based checks. With coverage in over 230 countries, it boosts decision accuracy and reduces verification time. The workflow verifies users during registration, blocking or flagging suspicious numbers, ensuring safer and smarter digital interactions for enterprises.

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