TeleSign

100% Protection from SMS pumping fraud with Verify. Verify is a fully managed API for multichannel user verification. And it now includes guaranteed protection from SMS pumping fraud with Fraud Guard. Terms apply. A multi-channel user verification solution in one turnkey API. Add seamless two-factor authentication to your onboarding and login flow with a single API that does the work of a full one-time password (OTP) delivery solution. Fraud Guard has already saved customers over $46 million by blocking over 398 million* fraud attempts. With first-to-market innovation, Fraud Guard offers 100% protection against SMS pumping fraud. Quickly integrate a ready-use solution that handles all your connectivity, channels, code generation, fraud monitoring, and more using native software—so you don’t have to. Reduce fraud across your multi-channel user experience with phone number verification that uses one API endpoint to validate users and detect fraud with minimal friction.

Create a scalable voice experience with the API that connects millions globally. With Twilio Voice, you can build unique phone call experiences with one API, to create, receive, control and monitor calls with just a few lines of code. Create an engaging voice experience that you can quickly scale and modify with a wide array of customization options and resources, like our Voice SDK. Then, add on features like Interactive Voice Response (IVR), recording transcriptions, and speech recognition to create an experience that your customers will appreciate. Whether you're looking to set up global conferencing or alerts & notifications, Twilio has the support you need for building with Voice. Find docs, code samples, helper libraries, and developer tools such as Twilio Runtime and our visual workflow builder, Studio.