Vladimir-Urik

### 1: Drop invalid packets ### 
/sbin/iptables -t mangle -A PREROUTING -m conntrack --ctstate INVALID -j DROP  

### 2: Drop TCP packets that are new and are not SYN ### 
/sbin/iptables -t mangle -A PREROUTING -p tcp ! --syn -m conntrack --ctstate NEW -j DROP 
 
### 3: Drop SYN packets with suspicious MSS value ### 
/sbin/iptables -t mangle -A PREROUTING -p tcp -m conntrack --ctstate NEW -m tcpmss ! --mss 536:65535 -j DROP  

### 4: Block packets with bogus TCP flags ### 

Vladimir-Urik

package cz.pvpcraft.gggedr.stats.common.utils;

public class ValidatorUtils {

    public static boolean isInteger(String s) {
        try {
            Integer.parseInt(s);
        } catch (NumberFormatException e) {
            return false;
        }

Vladimir-Urik

    /**
     * Converts the player inventory to a String array of Base64 strings. First string is the content and second string is the armor.
     * 
     * @param playerInventory to turn into an array of strings.
     * @return Array of strings: [ main content, armor content ]
     * @throws IllegalStateException
     */
    public static String[] playerInventoryToBase64(PlayerInventory playerInventory) throws IllegalStateException {
    	//get the main content part, this doesn't return the armor
    	String content = toBase64(playerInventory);

Vladimir-Urik

ScoreboardSign

---

Vladimir-Urik

package xyz.gggedr.xseries.apix.logs;

import lombok.Getter;


import java.util.List;

public enum Ascii {
    A("    ",
            " /\\ ",