How to encrypt & decrypt the password in JAVA for Selenium Web Driver

package org.processmining.plugins.security;

import java.io.BufferedReader;

import java.io.BufferedWriter;

import java.io.DataInputStream;

import java.io.File;

import java.io.FileInputStream;

import java.io.FileWriter;

import java.io.InputStreamReader;

import java.security.Key;

import javax.crypto.Cipher;

import javax.crypto.spec.SecretKeySpec;

import sun.misc.BASE64Decoder;

import sun.misc.BASE64Encoder;

public class AESencrp {

      

  private static final String ALGO = "AES";

  private static final byte[] keyValue =  new byte[] { 'T', 'h', 'e', 'B', 'e', 's', 't','S', 'e', 'c', 'r','e', 't', 'K', 'e', 'y' };

public static String encrypt(String Data) throws Exception {

        Key key = generateKey();

        Cipher c = Cipher.getInstance(ALGO);

        c.init(Cipher.ENCRYPT_MODE, key);

        byte[] encVal = c.doFinal(Data.getBytes());

        String encryptedValue = new BASE64Encoder().encode(encVal);

        return encryptedValue;

    }

    public static String decrypt(String encryptedData) throws Exception {

        Key key = generateKey();

        Cipher c = Cipher.getInstance(ALGO);

        c.init(Cipher.DECRYPT_MODE, key);

        byte[] decordedValue = new BASE64Decoder().decodeBuffer(encryptedData);

        byte[] decValue = c.doFinal(decordedValue);

        String decryptedValue = new String(decValue);

        return decryptedValue;

    }

    private static Key generateKey() throws Exception {

        Key key = new SecretKeySpec(keyValue, ALGO);

        return key;

    }

  

    public static void encodeFile() {

        // writer

        File selectedFileWrite = new File("C:\\testSecEnc.txt");

        // reader

        File selectedFileRead = new File("C:\\testSec.txt");

                FileInputStream fstream = null;

            try {

                // writer

                BufferedWriter bw = new BufferedWriter(new FileWriter(selectedFileWrite, true));

                // reader

                fstream = new FileInputStream(selectedFileRead);

                        DataInputStream in = new DataInputStream(fstream);

                        BufferedReader br = new BufferedReader(new InputStreamReader(in));

                        String strLine;

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

                        String strLineEnc = AESencrp.encrypt(strLine);

                        System.out.println("Plain Text : " + strLine);

                        System.out.println("Encrypted Text : " + strLineEnc);

                        // write

                        bw.write(strLineEnc);

                        bw.newLine();

                    }

                    bw.close();

                    br.close();

                    System.out.println("done!");

            }

            catch (Exception e) {

                e.printStackTrace();

            }

    }

  

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

        AESencrp.encodeFile();

//        String password = "mypassword";

//        String passwordEnc = AESencrp.encrypt(password);

//        String passwordDec = AESencrp.decrypt(passwordEnc);

//

//        System.out.println("Plain Text : " + password);

//        System.out.println("Encrypted Text : " + passwordEnc);

//        System.out.println("Decrypted Text : " + passwordDec);

    }

}