EWzmem4w

1import java.awt.event.*;
2import java.awt.*;
3import javax.swing.*;
4import java.security.*;
5import javax.crypto.*;
6import javax.crypto.spec.*;
7import java.io.*;
8
9public class Main extends JPanel {
10
11    public static void main(String[] args) {
12        JFrame frame = new JFrame("MotionObf • String-Obfuscator");
13        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
14        frame.setPreferredSize(new Dimension(500,250));
15
16        frame.setLocationRelativeTo(null);
17        frame.setResizable(false);
18
19        Main p = new Main();
20
21        frame.getContentPane().add(p);
22        frame.pack();
23        frame.setVisible(true);
24    }
25
26    private JTextField in;
27    private JTextArea out;
28
29    public Main() {
30        JLabel info = new JLabel("String :");
31        in = new JTextField(20);
32        JButton encrypt = new JButton("Obfuscate");
33        out = new JTextArea(10,40);
34
35        out.setEditable(false);
36
37        encrypt.addActionListener(new encryptListener());
38        in.addActionListener(new encryptListener());
39
40        add(info);
41        add(in);
42        add(encrypt);
43        add(out);
44        add(new JScrollPane(out));
45    }
46
47    private class encryptListener implements ActionListener {
48        public void actionPerformed(ActionEvent e) {
49            String data = in.getText();
50            
51            if (data.length() == 0) { }
52            else
53                try {
54                    String en = encrypt(data);
55                    out.append("Unobf • String: " + decrypt(en) + "\n");
56                    out.append("Obf • String: " + en + "\n");
57                } catch(Exception ex) { }
58        }
59    }
60
61    public String asHex(byte[] buf) {
62        StringBuffer strbuf = new StringBuffer(buf.length * 2);
63        int i;
64        for (i = 0; i < buf.length; i++) {
65            if (((int) buf[i] & 0xff) < 0x10)
66                strbuf.append("0");
67            strbuf.append(Long.toString((int) buf[i] & 0xff, 16));
68        }
69        return strbuf.toString();
70    }
71
72    private SecretKeySpec skeySpec;
73    private Cipher cipher;
74    private byte[] encrypted;
75
76    public String encrypt(String str) throws Exception {
77        // Get the KeyGenerator
78        KeyGenerator kgen = KeyGenerator.getInstance("AES");
79        kgen.init(128); // 192 and 256 bits may not be available
80
81        // Generate the secret key specs.
82        SecretKey skey = kgen.generateKey();
83        byte[] raw = skey.getEncoded();
84        skeySpec = new SecretKeySpec(raw, "AES");
85
86        // Instantiate the cipher
87        cipher = Cipher.getInstance("AES");
88
89        cipher.init(Cipher.ENCRYPT_MODE, skeySpec);
90
91        encrypted = cipher.doFinal(str.getBytes());
92        return asHex(encrypted);
93    }
94
95    public String decrypt(String str) throws Exception {
96        cipher.init(Cipher.DECRYPT_MODE, skeySpec);
97        byte[] original = cipher.doFinal(encrypted);
98        String originalString = new String(original);
99        return originalString;
100    }
101
102}