Windows CardSpace is a new way to sign in securely and conveniently into websites. And now you can use CardSpace with your Windows Live ID account! Using CardSpace with Windows Live ID means you don’t use a password to sign-in. Instead, just send your Information Card to Live ID to identify you and get signed into Hotmail, Windows Live Spaces or any other site that accepts Windows Live ID. And it is incredibly easy to use CardSpace with your Live ID. Just follow this link (here) to get going in minutes!
If you are using Windows Vista, you are all ready to use CardSpace! If you are on Windows XP or Windows 2003, you will need to get IE 7.0, our newest and coolest browser and .Net 3.0 with CardSpace support (if you don’t already have them). You will also need to add an Information Card to your Live ID account. To install these components and add an Information Card to your Live ID account, visit the Windows Live ID Information Card management page. Also go to that page to make changes to the Information Card added to your Live ID account.
Once you’ve added an Information Card to your Live ID account, sign in using the Information Card. You will be amazed at how easy it is! BTW, that Windows Live ID CardSpace support is still a “Beta