2-Factor Authentication
Secure One-Time Password

clickSUMO offers 2-factor Authentication (2FA) by SMS

PIN Verification & OTP

Our 2-Factor Authentication allows you to secure your application or service by relying on the user's mobile phone to receive an additional login credential, a one-time password (OTP) or PIN number, delivered via SMS.

Deliver your authentication PINs to your users regardless of their location. With clickSUMO's global coverage for SMS in 200 countries, robust infrastructure and direct connections, our clients inclduing App developers, and financial institutions, can deliver one-time PINs worldwide, at the most competitive pricing available on the market.

SMS for 2-factor authentication (2FA)

Using SMS for 2-factor authentication (2FA) effectively turns the user's mobile devices into an extra layer of security. It doesn't require extra equipment and works on every mobile phone, anywhere in the world.

Start safeguarding your services and your users' accounts with the clickSUMO 2FA service.

clickSUMO offers 2-factor Authentication (2FA) by SMS