Microsoft To Support Free SSL Authority
"Starting approximately the 22nd of September, Microsoft intends to distribute a non-security update package to the Windows operating systems which includes the trusted StartCom root certificate and the automatic root certificate update service will update the cryptographic certificates root store on those systems whenever a StartCom issued certificate is encountered.
"This not only means that Internet Explorer will finally support web sites secured with StartCom issued certificates by default, the implications for SSL security and the Internet at large are potentially reaching further than that:
"StartCom is the only public certification authority providing digital certificates for free!"
Full article: Link
[Perhaps ironically Internet Explorer "...has blocked this website from displaying content with security certificate errors...."]