About

A comprehensive Minecraft authentication plugin for Purpur *.21.* with multi-stage login flow: client brand detection (blocks modded/cheat clients), IP limiting with auto-ban, SektaGuard bot-check color mini-game, and chat-dialog based registration & login. Features Argon2-compatible PBKDF2 password hashing, HikariCP async SQLite/MySQL storage, Caffeine caching, session auto-login, static permanent player ***, display names, recovery codes, and full pre-auth protection blocking all player interactions.