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Simple Java Example

You can find a pre-made example plugin here: lukittu-java-simple.
This example demonstrates a robust implementation of the Lukittu license verification system for Java applications, specifically built as a Minecraft Bukkit/Spigot plugin.

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Features

  • Secure License Verification
    Implements a challenge-response mechanism with cryptographic signature verification using RSA/SHA256.
  • Comprehensive Error Handling
    Provides clear, user-friendly messages for various license states and error conditions.
  • Heartbeat System
    Periodically validates the license to ensure continued legitimacy.
  • Device Identification
    Generates a unique hardware-based identifier to limit installations per license.
  • Security Best Practices
    Includes documentation of proper security measures for production-level implementation.