@ton-org/asafe2fa-js

Small TOTP (RFC 6238) helper compatible with Google Authenticator / Authy.

Install

``bash
npm i @ton-org/asafe2fa-js
`

Usage

`ts
import { Asafe2FA } from "@ton-org/asafe2fa-js";

const a2fa = new Asafe2FA();

const secret = a2fa.generateSecret(); // base32
const url = a2fa.getOtpAuthUrl("alice@example.com", "MyCompany", secret);

const otp = a2fa.getCurrentOtp(secret);
const ok = a2fa.verifyKey(secret, otp, 1);
`

API

- Asafe2FA.generateSecret(length?: number): string
- Asafe2FA.getOtpAuthUrl(account: string, issuer: string, secret: string): string
- Asafe2FA.getCurrentOtp(secret: string, options?: TotpOptions): string
- Asafe2FA.verifyKey(secret: string, token: string, window?: number, options?: TotpOptions): boolean`

License

MIT