SecureBit Chat Browser Extension

Browser extension for SecureBit Chat — P2P messenger with military-grade cryptography.

Features

• 🔐 Military-grade cryptography: ECDH + DTLS + SAS
• 🌐 P2P communication: Direct connection without servers
• 📱 QR codes: Quick connection via QR scanning
• ⚡ High performance: Optimized for speed
• 🎯 Non-intrusive: Widget appears only on demand

Installation

1. Download or clone this repository
2. Open Microsoft Edge browser
3. Navigate to edge://extensions/
4. Enable "Developer mode" toggle
5. Click "Load unpacked" button
6. Select the extension-build folder

Usage

Main Interface

• Click the extension icon in the toolbar
• Use all chat features as in the web version

Widget on Web Pages

The widget does NOT appear automatically on all pages.

Ways to activate the widget:

1. Keyboard shortcut: Ctrl + Shift + S on any web page
2. From popup: "Show widget" button (if added)

Widget controls:

• Ctrl + Shift + S - show/hide widget
• "−" button - minimize widget
• "×" button - close widget

Building

To build the extension, use the PowerShell script:

powershell -ExecutionPolicy Bypass -File build-extension.ps1
Project Structure
bash
Copy code
├── extension-build/          # Built extension
├── extension-manifest.json   # Extension manifest
├── extension-background.js   # Background script
├── extension-content.js      # Content script
├── extension-popup.html      # Popup HTML
├── extension-popup.js        # Popup script
├── build-extension.ps1       # Build script
└── README.md                 # This file
Security Features
ECDH Key Exchange: Elliptic Curve Diffie-Hellman for secure key generation

DTLS Encryption: Datagram Transport Layer Security for data protection

SAS Verification: Short Authentication String for identity verification

P2P Architecture: No central servers, direct peer-to-peer communication

Military-grade: Enterprise-level security standards

Version
Current version: 1.2.14

License
MIT License

Support
For questions or issues, create an issue in the repository.

Documentation
Installation Guide - Detailed installation instructions