Myclass.java

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.security.InvalidKeyException;
import java.security.Key;
import javax.crypto.KeyGenerator;
import javax.crypto.NoSuchPaddingException;
import java.security.NoSuchAlgorithmException;
import javax.crypto.Cipher;  
import javax.crypto.CipherInputStream;

public class Myclass {

public static void encryption()
throws NoSuchAlgorithmException, NoSuchPaddingException, InvalidKeyException
{

try
{
Cipher cipher=Cipher.getInstance("DES");
KeyGenerator keyg=KeyGenerator.getInstance("DES");
Key key=keyg.generateKey();
 
cipher.init(Cipher.ENCRYPT_MODE, key); 

CipherInputStream cipt=new CipherInputStream(new FileInputStream(new File("/Users/saishmirajkar/Downloads/Orange and Pink Trendy Gradient Student Part-Time Product Marketing Manager Resume Presentation/1.jpg")), cipher);
 
FileOutputStream fileip=new FileOutputStream(new File("/Users/saishmirajkar/Downloads/Orange and Pink Trendy Gradient Student Part-Time Product Marketing Manager Resume Presentation/decrypt/encrypt.jpg"));

int i;
while((i=cipt.read())!=-1)
{
fileip.write(i);

}



cipher.init(Cipher.DECRYPT_MODE, key);
  
CipherInputStream ciptt=new CipherInputStream(new FileInputStream(new File("/Users/saishmirajkar/Downloads/Orange and Pink Trendy Gradient Student Part-Time Product Marketing Manager Resume Presentation/decrypt/encrypt.jpg")), cipher);

FileOutputStream fileop=new FileOutputStream(new File("/Users/saishmirajkar/Downloads/Orange and Pink Trendy Gradient Student Part-Time Product Marketing Manager Resume Presentation/decrypt/decrypt.jpg"));

int j;
while((j=ciptt.read())!=-1)
{
fileop.write(j);
}




}
catch(Exception e)
{
e.printStackTrace();
}


}





public static void main(String[] args)
{
try
{
Myclass.encryption(); 

}catch(Exception e)
{
e.printStackTrace();
}

}
}