Due to the potential for harm, advertising relies on trust. The trust that tomshardware is asking of us, is of a level that would be unacceptable anywhere else. if you want to test them, I recommend you go to an airport and if before scanning anything, a guard asks you something like "did you pack the bags yourself?", then tell them "No, I did not, but but this random guy that I met at the bar, packed them for me and told me to bring them to this airport"
After you do that, tell us how they respond. Before going, tell us what you imagine the response will be.
With websites, we the users are able to do our due diligence, and determine if the site is trustworthy. But with ads where you are essentially providing an unknown 3rd party access to host whatever they want on portions of your site, then we have a problem. as the safety of the main site becomes irreverent, we are now dealing with an unknown variable that had many chances to be malicious. (browsing through this article can easily increment the adblocked counter 40+ times. that is 40+ attempts at the Russian roulette
If you want to improve the trust in your site, then meet us half way by ensuring that you packed your packets yourself.