Best Multi-Factor Authentication (MFA) Software with Voice-Based Telephony Capabilities

Duo stops identity-based threats and boosts workforce productivity. Our Continuous Identity Security solution provides the best access management experience across users, devices, and applications whi

Two-Factor Authentication smartphone app for consumers, simplest 2fa Rest API for developers and a strong authentication platform for the enterprise.

Ping Identity delivers intelligent identity solutions for the enterprise. We enable companies to achieve Zero Trust identity-defined security and more personalized, streamlined user experiences. The P

OneLogin simplifies identity management with secure, one-click access, for employees, customers and partners, through all device types, to all enterprise cloud and on-premises applications. OneLogin e

More security shouldn’t mean more obstacles. Since 2005, SecureAuth has helped leading companies simplify identity and access management for customers and employees—creating experiences that are as we

RingCaptcha offers phone 2FA, OTP, SMS, voice API to help companies verify, engage, and retain end-users - 'Real Users, Real Contact'. With RingCaptcha, you integrate once with us and gain access to t