> Someone who is able to tamper with the cat picture you are seeing can also inject arbitrary code into your computer, so there is that. Someone can just injec

> Someone who is able to tamper with the cat picture you are seeing can also inject arbitrary code into your computer, so there is that. Someone can just inject arbitrary code into your computer using a site with an SSL cert. It's very easy to get a free one nowadays, judging from the other threads. Why are middle-men so important to protect against? The site owners are the usual source of attacks.