Why OTP
Why does your business need multi-channel OTP verification?
One OTP channel is a single point of failure. See why multi-channel OTP with fallback improves sign-ups and security, and what to watch for.
Why OTPWhat is an OTP and what is it used for?
An OTP is a short code valid for one use that proves a person controls a phone or inbox at a specific moment.
Why OTPOTP for betting apps: sign-up, login and withdrawals across Africa
How betting apps use SMS, WhatsApp, voice and M-PESA OTPs for sign-up, login and withdrawals in Africa, with automatic fallback when a code does not arrive.
Why OTPWhy verify a phone number at signup?
Phone verification at signup confirms the number is real and reachable, which cuts junk accounts and gives you a working contact channel.
Why OTPWhat is an OTP? A developer's guide
A developer's guide to one-time passwords: how an OTP works, the right length, expiry and attempt limits, delivery channels, and building a safe flow.