With the following code the input string is* different from output*
*
*
I'm sorry for the mistake.
On Monday, November 19, 2012 6:45:47 PM UTC+1, Antonino wrote:
>
> Hi all,
> I am trying a very simple function to encrypt and decrypt a string.
> With the following code the input string is different.
> Someone could help me?
> The code is not secure but it is not very important at the moment.
>
> String stringKey = "74dc6b9ec2bc29a5490744716e4a7a27";
> String message = "FC:A1:3E:2A:79:B2";
>
> SecretKeySpec sks;
>
> Cipher c,d;
> try {
> sks = new SecretKeySpec(stringKey.getBytes("UTF-8"),"AES");
> c = Cipher.getInstance("AES/ECB/ZeroBytePadding");
> c.init(Cipher.ENCRYPT_MODE, sks);
> c.update(message.getBytes("UTF-8"));
> byte[] ciphertext = c.doFinal();
> Log.i("CE","crypted text: "+ Base64.encodeToString(ciphertext,
> Base64.DEFAULT));
> //Decrypt block
> d = Cipher.getInstance("AES/ECB/ZeroBytePadding");
> d.init(Cipher.DECRYPT_MODE, sks);
> d.update(ciphertext);
> byte[] deCiphertext =d.doFinal();
>
> Log.i("CE","decrypted text: "+ new String(deCiphertext,"UTF-8"));
> } catch ....
>
> Thanks a lot
>
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