I was going to Emanuele Feronato's website and my security told me that it was an attack page. That means that your computer can get infected with a virus from that website. It might not be mr. Feronato himself's fault, it might be someone else. Here's what I saw when I went to the website:
And here is what I saw when I clicked on "Why was this page blocked?":
So what we've learned is that you probably shouldn't go to that website for a while.
Yep, he mentioned in his blog that there was some issue with his site being marked as suspicious a few months back, but it's all cleared up by now. Not to worry.
EDIT: Hm... I didn't realize how recently this thread was made, only a few weeks ago. Well, at least it seems to be working okay now (I'm not getting any warnings at least)