Zone Alarm Pro: Both Internet and Trusted zones set to "high" - test.
I will log off too, and see if I'm permitted to log in ... after clearing cookies (Firefox).
Weird. Not supposed to be able to :? Somehow tomshardware domain must have got on a trusted list of ZA or something. In any case, if it does not log in, at least you get an error message.
There was another discussion about private headers. I will look into that at some point, to see how that affects the forum.
One thing you might be able to do that related to this test (for me) - when I cleared cookies, most of the threads and Category sub-sections were lit up (red) again ... I have to go through and click "Mark all topics read" over and over for all sub-categories. Might be a good idea to have one of those options on the main Category Page, ie. Community ... :idea: