Most of the time we get case on Support Matrices hence this pose will help customer to download the support Matrix by themself.
How to get to the SM Platform Support Matrices (PSMs)
1: log into https://support.ca.com
2: click on "Support By Product"
3: type in "CA Site" it will auto fill "CA SiteMinder"; hit enter
4: click on "Product Status"
5: click on "CA SiteMinder Platform Support Matrices"
6: scroll until you see the version you are seeking
(note: the Platform Roadmap is on the same page, just before the Platform