Java tutorial
import java.security.BasicPermission; class SecretWordPermission extends BasicPermission { public SecretWordPermission(String name) { super(name); } public SecretWordPermission(String name, String action) { super(name); } } class SecretWord { public SecretWord() { super(); } public String getWord() { SecurityManager security = System.getSecurityManager(); if (security != null) { security.checkPermission(new SecretWordPermission("AccessPermission")); } return "Secret"; } } public class MainClass { public static void main(String[] args) { SecretWord secret = new SecretWord(); String theSecretWord = secret.getWord(); System.out.println("The secret word is: " + theSecretWord); } }