/* Applying a Security Policy to a PDF Document */ 
/* You need to create a security policy before running this script */ 
/* Use "Advanced > Security > Manage Security Policies" menu */ 

var ApplySecurity = app.trustedFunction( 
function() 
{ 
var oMyPolicy = null; 
var sPolicyName = "SimplePassword"; // Replace "SimplePassword" with your policy name 
app.beginPriv(); 

// First, Get the ID of SimplePassword security policy 
var aPols = security.getSecurityPolicies(); 

for(var i=0; i<aPols.length; i++) 
{ 
     if(aPols[i].name == sPolicyName) 
     { 
          oMyPolicy = aPols[i]; 
          break;
     } 
} 

if(oMyPolicy != null) 
{ 
     // Now, Apply the security Policy 
     var rtn = this.encryptUsingPolicy({oPolicy: oMyPolicy });

      if(rtn.errorCode != 0)
      { 
           // Print error message into JavaScript Debugger Console 
           console.println("Security Error: " + rtn.errorText); 
      } 
} 

app.endPriv(); 
}); 

ApplySecurity();