OTP Verification
Secure one-time passwords for authentication. Protect your users' accounts with SMS verification.
Key Features
Reliable verification for your users
Instant Delivery
OTP codes are delivered in 3-5 seconds, ensuring fast verification.
High Security
Encrypted connection and secure code generation to protect your users.
Auto Expiry
Codes have configurable expiry (30 sec - 10 min) for additional security.
Simple API
REST API integration into your application in minutes. Detailed documentation.
How Does OTP Work?
Secure verification flow
Request
User requests verification in your application.
Code Generation
GoSMS generates a unique one-time code.
SMS Delivery
The code is sent to the user's phone in seconds.
Verification
User enters the code and the system confirms validity.
Use Cases
OTP verification for all types of businesses
Account Creation
Phone number verification via SMS code during new user registration.
Two-Factor Authentication
Additional security layer requiring SMS code along with password during login.
Transaction Confirmation
Financial operation confirmation with one-time code for fraud prevention.
Password Recovery
Forgotten password recovery via SMS verification securely and quickly.
Payment Verification
Online payment confirmation with one-time password for additional protection.
Delivery Confirmation
Courier or recipient identification with one-time code during package handover.
Protect Your Users
Start using OTP verification and increase your platform's security.