title: Encryption & Decryption algorithm
body: <p>I am working on mobile product. We are using the data in <code>xml document</code>. In order to keep our data secure we need an <strong>encryption algorithm</strong>(but we don't want the existing algorithm to import)</p>
  
  <p>Can u give me some steps to encrypt the data.(<em>if code example is most welcome</em>). </p>