CrossAuth – Premium & Cracked Authentication System
CrossAuth is a lightweight but powerful authentication plugin for Minecraft servers that support both premium (online mode) and cracked (offline mode) players. It offers a clean, secure, and user-friendly experience with advanced login protection, blindness lock, teleport-to-spawn, and session handling.

✨ Features
✅ Premium Player Authentication

• Auto-login for premium players
  
  
• /cpre command for first-time premium verification
  
  
• Persistent premium status with UUID tracking

✅ Cracked Player Support

• Secure registration with /register <password> <confirm>
  
  
• Login with /login <password>
  
  
• Passwords stored with BCrypt encryption
  
  
• Session handling with IP-based persistence

✅ Security Mechanics

• Blindness and teleport to spawn until login
  
  
• Inventory, movement, and command restrictions
  
  
• Configurable max login attempts and cooldowns
  
  
• Session timeout and IP lock options

✅ Configurable & Lightweight

• Fully customizable messages
  
  
• Disable or adjust any feature
  
  
• Minimal performance impact

Commands
Command Description
/register <password> <confirm> Register a cracked account
/login <password> Login to your account
/cpre Premium users verify their account once
Permissions
Permission Description
crossauth.register Access to /register
crossauth.login Access to /login
crossauth.premium Use /cpre
crossauth.admin Admin-only features
⚙️ Configuration Sample
yaml
auth:
max-login-attempts: 3
login-cooldown-minutes: 5
session-duration-hours: 24
allow-same-ip-session: true

player:
apply-blindness: true
teleport-to-spawn: true
spawn-duration-seconds: 1

messages:
login-success: "&aLogin successful!"
login-failed: "&cWrong password. %attempts% tries left."
premium-success: "&aYou are now verified as a premium user!"

✅ Requirements

• Minecraft 1.21+
  
  
• Java 21+
  
  
• Spigot/Paper

Installation

1. Download CrossAuth
   
   
2. Drop it in your /plugins folder
   
   
3. Restart your server
   
   
4. Edit /plugins/CrossAuth/config.yml as needed

️ Support

• Website: nepezimart.com
  
  
• Discord: Join for help
  
  
• Issues: GitHub

License
CrossAuth is protected software developed by RealKanxa. You may use it on your server, but redistribution or modification without permission is not allowed.