TeleSign - a global leader in phone-based authentication and verification services with coverage in more than 200 countries and 50 languages.
With over one billion transactions processed, TeleSign is the most respected name in the field of telephone verification and authentication, protecting the largest online companies in the world. TeleSign serves some of the world’s largest and most prominent web businesses in social media, lead generation, classifieds, financial services, eCommerce and cloud-based services. TeleSign guarantees enterprise-level uptime and provides industry-leading global deliverability rates.
In 2004 TeleSign started with the vision that the phone would become the best way to verify and authenticate users online. Over one billion transactions later, TeleSign is the largest service provider in the rapidly growing phone-based verification and authentication security segment.
TeleSign develops innovative telephone-based fraud prevention solutions. The core technology delivers an automated voice call or SMS with a one-time PIN code to any phone. This platform powers the Telephone Verification and Two-Factor Authentication products. TeleSign's patented PhoneID determines several characteristics about a phone number, including the type of phone.
