> As a part of the cutthroat competition, Microsoft decided to revise the SSL 2 protocol with some additions of their own, and specified a protocol called "PCT"

> As a part of the cutthroat competition, Microsoft decided to revise the SSL 2 protocol with some additions of their own, and specified a protocol called "PCT" that was derived from SSL 2. It was only supported in IE and IIS. These motherfuckers... https://en.wikipedia.org/wiki/Embrace,_extend_and_extinguish https://en.wikipedia.org/wiki/Embrace,_extend_and_extinguish