node-tfa

Installation

npm i node-tfa

Usage

Hotp

import Secret, { hotpGenerate, hotpVerify } from 'node-tfa';

const secret = new Secret({ label: 'USER_NAME', issuer: 'APP_NAME' })

const token = hotpGenerate({ secret: secret.base32, counter: 1 })

hotpVerify({ secret: secret.base32, counter: 1, token })

Totp

import Secret, { totpGenerate, totpVerify } from 'node-tfa';

const secret = new Secret({ label: 'USER_NAME', issuer: 'APP_NAME' })

const token = totpGenerate({ secret: secret.base32 })

totpVerify({ secret: secret.base32, token })

Google Authenticator

import Secret, { totpVerify } from 'node-tfa';

const secret = new Secret({ label: 'USER_NAME', issuer: 'APP_NAME', qr_code: true, type: 'totp' })

secret.qr_code

totpVerify({ secret: secret.base32, token: 'TOKEN_FROM_GOOGLE_AUTHENTICATOR' })