问如何设置用户输入的密码，对java中用户输入的字符串进行加密？

EN

avax.crypto.BadPaddingException: Given final block not properly padded. Such issues can arise if a bad key is used during decryption.
    at com.sun.crypto.provider.CipherCore.doFinal(CipherCore.java:991)
    at com.sun.crypto.provider.CipherCore.doFinal(CipherCore.java:847)
    at com.sun.crypto.provider.DESCipher.engineDoFinal(DESCipher.java:314)
    at javax.crypto.Cipher.doFinal(Cipher.java:2164)
    at Main.main(Main.java:50)

import javax.crypto.*;
import javax.crypto.spec.DESKeySpec;
import java.io.UnsupportedEncodingException;
import java.security.InvalidKeyException;
import java.security.NoSuchAlgorithmException;
import java.security.spec.InvalidKeySpecException;
import java.util.Arrays;
import java.util.Scanner;


public class Main {

    public static void main(String[] args) throws NoSuchAlgorithmException, UnsupportedEncodingException, InvalidKeyException, InvalidKeySpecException, IllegalBlockSizeException, BadPaddingException, NoSuchPaddingException {
        Scanner scan = new Scanner(System.in);

        System.out.println("Please Input A String Of Characters:");
        String myString = scan.nextLine();

        System.out.println("Please Input a Password:");

        String passw = scan.nextLine();

        SecretKeyFactory MyKeyFactory = SecretKeyFactory.getInstance("DES");
        byte[]           mybytes      = myString.getBytes("UTF8");
        DESKeySpec       myMaterial   = new DESKeySpec(mybytes);
        SecretKey        myDESkey     = MyKeyFactory.generateSecret(myMaterial);

        Cipher desCipher = Cipher.getInstance("DES");
        desCipher.init(Cipher.ENCRYPT_MODE, myDESkey);
        byte[] myEncryptedBytes = desCipher.doFinal(mybytes);
        System.out.println(Arrays.toString(myEncryptedBytes));

        desCipher.init(Cipher.DECRYPT_MODE, myDESkey);
        byte[] myDecryptedBytes = desCipher.doFinal(mybytes);
        System.out.println(Arrays.toString(myDecryptedBytes));
    }
}