Google is your friend.
[link|http://www.google.com/search?hl=en&lr=&ie=UTF-8&oe=utf-8&q=%22FrontPage+Extensions%22+Security&btnG=Google+Search|Google Search for: "Frontpage Extensions" Security]
These seem to refer to old versions, but still, you might prefer to talk people out of them.
Wade.
"Ah. One of the difficult questions."