HOTP Google Authenticator Cli

Command line tool for HOTP google authenticator in node.js with AES256 encryption protecting your secret keys.

Usage

npm install -g htoken

then run

htoken

You will be asked to provide following information:

• The oauth link. It should be something like:

otpauth://hotp/LABEL?secret=<secret key>&counter=<init counter>

• Passcode length is by defaul 6.

• Then setup a password to protect your secret key. You can leave the password empty so the configuration file will not be encrypted.

Once you get setup successfully, run again

htoken

You will get your dynamic passcode. (If you have password setup, you need type your password first.)

You can find your configuration file at $HOME/.htoken.json

Sync

You need to sync with server for first time use. If the tool is out of sync for some reason, you have to sync with server again.

Reset

To reset everything, just simply remove $HOME/.htoken.json file (or $USERPROFILE\.htoken.json file for Windows).

Use As Node.JS Lib

npm install htoken

and in project files:

var htoken=require("htoken");
htoken.hotp(secretKey,counter,passCodeLength);
//code will be returned.