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Network Authentication

The End of SMS OTP: Instantly Verify Phone Numbers with a Faster, More Secure, Network-Based Experience.

Our SIM-based Network Authentication API offers a robust and user-friendly alternative to traditional multi-factor authentication methods like OTP. Network Authentication APIs are designed to resist phishing and social engineering for a more secure experience. Experience the future of secure authentication by applying to our SIM-based APIs today.

Features

OTP-Free Device Authentication

Eliminates the need for OTPs, reducing the risk of phishing attacks while enhancing user convenience.

Versatile Connectivity

Works seamlessly whether device is on-network (mobile) or connected via Wi-Fi, providing consistent user-friendly security across all environments.

Secure

Reuse native SIM capabilities (cryptography, algorithms, and challenge/response mechanisms) core to Mobile Network Operations.

A Smarter Way to Authenticate

Discover how T-Mobile's SIM-based Network Authentication API can replace SMS OTPs to deliver seamless, secure, and frictionless identity verification.

This demo video walks you through the end-to-end authentication flow, giving you control over your app’s UI and UX so you can enhance security while minimizing user friction.

Connect with our API experts today to learn how you can start building a next-generation authentication experience for your users.

Android Authentication Flow

Up Next:

Android Authentication Flow

Android Authentication Flow


Replace OTP with a seamless authentication experience powered by T-Mobile Network APIs.

Network Authentication Use Cases

Fraud Prevention - Step-up Authentication

Strengthen digital trust and protect against fraud or unauthorized access by triggering additional verification when risk signals are detected—all while minimizing friction for the end user.

User Onboarding

Safeguard account creation by verifying phone numbers directly at the network level, reducing reliance on OTPs and mitigating risks like SIM-swap or social engineering attacks.

Account Security - Login & Access Control

Enhance login security with seamless network-based phone verification. Reduce fake accounts, protect users from account takeovers, and eliminate drop-offs caused by OTP fatigue.


How to get started

Submit your interest through the program access lead form.
A member of our Business Development team will review your information and reach out to discuss your goals and next steps.
If there's mutual interest in moving forward, you'll receive an NDA to formalize the engagement.
Once the NDA is signed, you will be granted access to the relevant materials or prompts to proceed.

Get started with DevEdge
Contact us for specific questions, pricing information or for support in getting started.