This article is from the Secure Sockets Layer Discussion List FAQ, by Shannon Appel SAppel@consensus.com with numerous contributions by others.
With WinSock 2.0 there is some discussion of functionality that
allows you to create a module that you could add to WinSock 2.0.
At this time we do not believe that this functionality is actually
shipping (as Microsoft was supporting PCT but is now supporting
SSL 3), but we do know that it is part of their plans. See the
MS-ISF (Microsoft Internet Security Framework) description at
We can't speak to when or if Microsoft will add it to their system
software, or if another third-party offers such a module.
Meanwhile, there has been some discussion on what changes might be
required under WinSock 2.0 to do SSL. See: