package com.example;
import java.security.Key;
import javax.crypto.Cipher;
import javax.crypto.spec.SecretKeySpec;
public class StrongAES
{
public void run()
{
try
{
String text = "Hello World";
String key = "Bar12345Bar12345"; // 128 bit key
// Create key and cipher
Key aesKey = new SecretKeySpec(key.getBytes(), "AES");
Cipher cipher = Cipher.getInstance("AES");
// encrypt the text
cipher.init(Cipher.ENCRYPT_MODE, aesKey);
byte[] encrypted = cipher.doFinal(text.getBytes());
System.err.println(new String(encrypted));
// decrypt the text
cipher.init(Cipher.DECRYPT_MODE, aesKey);
String decrypted = new String(cipher.doFinal(encrypted));
System.err.println(decrypted);
}
catch(Exception e)
{
e.printStackTrace();
}
}
public static void main(String[] args)
{
StrongAES app = new StrongAES();
app.run();
}
}