you can keep your content secure from visitors to copy and paste.

Disable Copy and Paste contents or Keys

<script type="text/javascript">
$(document).ready(function () {
    //to disable the entire page 
    $('body').bind('cut copy paste', function (e) {
        e.preventDefault();
    });
    
    //to disable a section
    $('#id').bind('cut copy paste', function (e) {
        e.preventDefault();
    });
});
</script>