Site Locker Website Block

Site Locker - Chrome Extension

🔒 A powerful Chrome extension that blocks specified websites until the user enters a configured password.

🌟 Key Features

🛡️ Website Blocking — Restrict access to specific websites/domains

🔐 Secure Authentication — Password protected with SHA-256 hashing

⏰ Session Management — Configurable session timeouts with auto-expiry

🎯 Smart Blocking — Automatically blocks all subpaths & subdomains

🌍 Multi-language Support — English & 中文简体 with instant switching

⚡ Real-time Updates — Changes apply instantly across the extension

📱 Modern UI — Clean, responsive, with smooth animations

🚀 How It Works

Detects navigation to blocked sites

Matches against configured domains

Displays password lock screen

Grants temporary access after authentication

Expires sessions automatically based on your settings

🔐 Security Highlights

Passwords hashed locally with Web Crypto API (no plaintext storage)

Domain-specific sessions (no cross-domain sharing)

Optional re-authentication after browser restart

All data stored locally only, no tracking or external requests

⚙️ Configuration

Enable/Disable site locking

Set session timeout (minutes before re-authentication)

Clear sessions on restart for extra security

Add blocked websites by domain, subdomain, or full URL path

🎨 User Interface

🗂️ Popup — Quick status and controls

⚙️ Options Page — Full configuration panel

🔒 Lock Screen — Secure, minimal password prompt

🌐 Language Selector — Real-time language switching