Attackers Jav |verified| May 2026

public class PortScanner { public static void main(String[] args) { String host = "127.0.0.1"; // Localhost for (int port = 1; port <= 65535; port++) { try { Socket socket = new Socket(host, port); System.out.println("Port " + port + " is open"); socket.close(); } catch (UnknownHostException e) { System.out.println("Unknown host"); break; } catch (IOException e) { // Port is likely closed } } } } A basic web crawler can be used to map out a website.

import java.net.*; import java.io.*;

import org.jsoup.Jsoup; import org.jsoup.nodes.Document; import org.jsoup.nodes.Element; import org.jsoup.select.Elements; attackers jav

public class WebCrawler { public static void main(String[] args) { String url = "http://example.com"; crawl(url); } public class PortScanner { public static void main(String[]

import java.io.IOException; import java.util.ArrayList; import java.util.List; } import java.io.IOException