🔐 NVDA Add-on: 2FA Generator

Overview

2FA Generator is a powerful and accessible NVDA add-on that enables users to generate secure Time-based One-Time Passwords (TOTP) for two-factor authentication (2FA). This tool is especially designed for screen reader users to effortlessly handle OTP generation, copy to clipboard, save as text, and reset input.

This add-on utilizes the pyotp library and integrates seamlessly into NVDA's Tools menu.

✨ Features

• 🔐 Generate TOTP (Time-based One-Time Passwords) from a shared secret
• 📋 Copy OTP to clipboard with one click
• 💾 Save OTP to a text file
• 🔁 Reset form input fields
• 🔑 Keyboard shortcut to open: NVDA + Alt + G
• 📂 Integrated into NVDA's Tools menu
• 🧑‍💻 Fully accessible and screen reader-friendly

🧠 Usage Instructions

After installation:

Option 1: From Tools Menu

1. Press NVDA + N to open the NVDA menu.
2. Go to Tools → 2FA Generator....

Option 2: Keyboard Shortcut

Press NVDA + Alt + G to launch the 2FA dialog directly.

Inside the Dialog:

• Enter Secret Code: Input your Base32 encoded shared secret.
• Generate TOTP: Click the button or press Enter to generate OTP.
• Generated OTP: View the TOTP displayed in a read-only box.
• Copy OTP: Copies OTP to clipboard.
• Save OTP: Saves the OTP in a .txt file.
• Reset: Clears input and output fields.
• Close: Closes the dialog.

🛠️ Dependencies

• pyotp