title: How can I make a file hard to read like the bellow attached file ( image )
body: <p>I have some <strong>.sh file</strong>s, this file contains my <strong>ssh and scp</strong> details.
  I would <strong>like to encrypt</strong> the ssh files, <strong>upon encryption</strong> It should be able to <strong>execute/run</strong>.</p>
  <p>like the background.js ( attachment ) file is encrypted but still executing in the browser</p>
  <p><a href="https://i.stack.imgur.com/iv14g.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/iv14g.jpg" alt="enter image description here" /></a></p>