Once upon a time, Microsoft had an exciting slate of products that included TMG, UAG, Identity Manager, Protection for Exchange and SharePoint, and more. Now many of the products have been discontinued and those that still remain are being rebranded as new versions are released.
The latest to follow the trend is the former Forefront Identity Manager (FIM) which is now known simply as Microsoft Identity Manager (MIM). Read more about this and the release of the new preview version on Mary Jo Foley’s blog:
http://www.zdnet.com/microsoft-rebrands-identity-manager-again-and-delivers-new-public-preview-7000035929/