Email OTP / 2FA by Dexatel Verify
Verify users safely with Email OTP fallback
# Customer Service AssistantWhat is Email OTP / 2FA by Dexatel Verify?
Dexatel Verify now supports Email OTP / 2FA working seamlessly with SMS, WhatsApp, Viber, and Telegram as a smart fallback option. Ensure secure user verification and easy API integration, even when mobile delivery fails.
Problem
Users rely on SMS, WhatsApp, Viber, or Telegram for user verification but face delivery failures due to network issues or lack of app integration, leading to incomplete verification and potential security risks.
Solution
A verification API tool that enables Email OTP / 2FA as a smart fallback option to SMS and messaging apps, ensuring secure user authentication even when mobile delivery fails. Example: Developers integrate Dexatel Verify’s API to automatically switch to email-based OTP if SMS/chat apps aren’t accessible.
Customers
Developers, SaaS platforms, e-commerce businesses, and fintech companies requiring reliable multi-channel user verification.
Unique Features
Seamless fallback from mobile channels (SMS, WhatsApp, etc.) to Email OTP within a single API, real-time delivery status tracking, and global carrier integrations.
User Comments
Reliable fallback mechanism improved verification rates
Easy API integration with clear docs
Reduced user drop-offs during sign-up
Enhanced security with 2FA flexibility
Scalable for global user bases
Traction
Launched Email OTP fallback in 2024; API supports 190+ countries, used by 500+ businesses; founder has 1.2K+ followers on LinkedIn.
Market Size
The global two-factor authentication (2FA) market is projected to grow from $15.6 billion in 2023 to $44.3 billion by 2030 (CAGR of 16.1%).
