react-native-otplib

A React Native library for handling OTP (One-Time Password) functionality, supporting both TOTP (Time-based One-Time Password) and HOTP (HMAC-based One-Time Password).

Installation

npm install react-native-otplib
# or
yarn add react-native-otplib

Usage

import { generateTOTP, verifyTOTP } from 'react-native-otplib';

// Generate a TOTP token
const token = generateTOTP('your-secret-key');

// Verify a TOTP token
const isValid = verifyTOTP('your-secret-key', 'user-input-token');

Features

• TOTP (Time-based One-Time Password) generation and verification
• HOTP (HMAC-based One-Time Password) generation and verification
• Customizable token length and time window
• TypeScript support
• React Native compatible

License

MIT