Documentation
Number Verification

Number Verification

The Number Verification API is Vonage’s standalone Silent Authentication product built using CAMARA standards. Number Verification authenticates your end-users using a mobile data session and without the need for one-time passcodes (OTP) through SMS, Voice, or Email.

Reduce the end-user friction in the 2FA experience

No need for one-time passwords (OTP)

Remove the risk of international revenue sharing fraud (IRSF)

Built using the CAMARA standard

Number Verification
Get More Information about SDKs
SDKs
Get More Information about API Reference
API Reference
Related products
SIM Swap

Vonage's standalone product to determine whether and when a SIM swap was last performed on an individual mobile phone number, built using CAMARA standards.