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- import java.util.Map;
- import java.util.HashMap;
- import java.util.Base64;
- import java.util.Map.Entry;
- import javax.crypto.Cipher;
- import javax.crypto.SecretKey;
- import java.io.FileInputStream;
- import java.io.ObjectInputStream;
- import javax.crypto.spec.PBEKeySpec;
- import javax.crypto.SecretKeyFactory;
- import javax.crypto.spec.PBEParameterSpec;
- public class WenzVPNDecrypt {
- public static String decrypt(String data) throws Exception {
- char[] key = "FH238924HCKWEHC3R239RCH47RY7RYCQ8X82X91298XYFH74R".toCharArray();
- Cipher cipher = Cipher.getInstance("PBEWithMD5AndDES");
- SecretKey secret = SecretKeyFactory.getInstance("PBEWithMD5AndDES").generateSecret(new PBEKeySpec(key));
- cipher.init(2, secret, new PBEParameterSpec("WENZ VPN".getBytes(), 20));
- return new String(cipher.doFinal(Base64.getDecoder().decode(data)), "utf-8");
- }
- public static void main(String[] args) throws Exception {
- if (args.length < 1) {
- System.err.println("ERROR: Missing file...");
- System.exit(0);
- return;
- }
- FileInputStream fis = new FileInputStream(args[0]);
- ObjectInputStream ois = new ObjectInputStream(fis);
- Map<String, String> cfg = (HashMap) ois.readObject();
- if (cfg.containsKey("303")) {
- cfg.remove("303");
- }
- for (Entry<String, String> entry: cfg.entrySet()) {
- System.out.println(decrypt(entry.getKey()) + " = " + decrypt(entry.getValue()));
- }
- }
- }
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