Extra security

no-peek.js

jQuery("body").bind("contextmenu",function(e){
          return false;
        });
        
jQuery("body").bind("cut copy paste",function(e) {
          e.preventDefault();
        });
        
document.onkeydown = function(e) {
          if (e.ctrlKey && 
            (e.keyCode === 67 || 
             e.keyCode === 86 || 
             e.keyCode === 85 || 
             e.keyCode === 117)) {
               alert('Are you Cheatin Bro?!'); return false;
            } else {
              return true;
            }
         };