Minecraft Bot Attack Free !new! Jun 2026

: A lightweight, multi-layered defense plugin designed to block sophisticated bot attacks without hurting the experience for real players.

Here are some top free tools to help protect your Minecraft server from bot attacks:

: Use tools like UFW (Linux) or Windows Firewall to block all ports except the one used by your server (usually 25565). 2. Free Anti-Bot Plugins (Server-Side Filtering)

Mass sending of Handshake and LoginStart packets. This forces the server to process encryption and authentication for thousands of non-existent accounts.

Before installing any plugins, use what Mojang gives you for free. Your server.properties file contains powerful anti-bot settings that most beginners ignore.

The good news? You don't need to empty your wallet. A solution exists, combining smart configuration, community plugins, and basic networking knowledge. This article will walk you through everything you need to know to stop bot attacks at zero cost.

If using an anti-bot plugin, trigger its emergency lock command (e.g., /uab lockdown for UltimateAntiBot) to block all new connections for a set duration.

A drop-in replacement for BungeeCord/Trapeze proxies designed specifically to mitigate bot exploits and patch performance vulnerabilities.

: If you use Linux, set up UFW (Uncomplicated Firewall) to rate-limit new connections. Use sudo ufw limit 25565/tcp to drop connections from IPs that attempt to connect too frequently.

A one-time setup isn't enough. Follow these free practices:

Enable whitelist ( /whitelist on ). Then /kickall (or restart server). Bots are now locked out. Real players message you on Discord for whitelist add.

: While primarily an anti-cheat, it is free, open-source, and has high-quality movement checks that can help identify automated bots.