Password protected html pages

buildwebsite4u.com: "To keep a web page confidential but still easily accessed from a browser with a login and password, this free program can solve the problem. It takes any HTML file and creates new 'secure' HTML file that is encrypted and asks for a password when you try to open it. The browser caches the encrypted version of the file. Therefore, this method of creating password protected web pages is safer than many others. The program is able to restore the original file, so you can make changes to it and then encode it again. The main purpose is creating password protected Web pages for your home or office computer. However, you can place them on any Web server to make them available to somebody else. Just keep in mind that the encryption algorithm is simple and assures only 'home' security. Plus a Free Online Service is available."