With most Forefront tools now dead, what's an Exchange admin to do?

In September, Microsoft abruptly announced it was discontinuing nearly the entire set of Forefront security tools, including the following:

Source: http://www.infoworld.com/d/microsoft-windows/most-forefront-tools-now-dead-whats-exchange-admin-do-207869?source=rss_infoworld_blogs

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