If you are wanting to secure web data transmission for your own personal use, then self signed certificates are the way to go. Unlike the certificates offered to businesses by 3rd party providers such as Verisign that can cost up to $1500 a year, self signed certificates have zero financial cost using free tools. This making them good candidates for securing your personal webmail system, or the login page for your CMS. In this guide we'll discuss three methods you can use to create your own self signed certificates for use with IIS 6 & IIS 7. The myth about self signed certificates I've read some blogs around the net suggesting that self signed certificates are the undoing of web based security.
Command extensions enable extra features in NT shells. By default command extensions are enabled. However, to be absolutely sure that they are, either use SETLOCAL ENABLEEXTENSIONS within your NT shell scripts (batch files) or execute those scripts using CMD /X . Likewise, you may disable command extensions using SETLOCAL DISABLEEXTENSIONS or CMD /Y .