2FA-SSH-Shell

Two-Factor Authentication with Telegram Bot for SSH / Shell Login

Setup

Create Your Own Bot:

Chat @BotFather with /newbot

Setup Bot for OTP Sender

• Open your API: https://api.telegram.org/bot[HTTP_API_KEY]/getUpdates
• Chat your Telegram Bot
• Copy your Chat ID
• Download shell2FA source
• Change configuration API KEY & Chat ID on "shell2FA" source
• Move shell2FA to /bin/ (mv shell2FA /bin/)
• chmod +x /bin/shell2FA
• Change shell in /etc/passwd => Example /bin/bash to /bin/shell2FA