1st July 2011 at 08:06 #66723
It’s annoying, but became necessary to introduce this a few weeks ago when our fora were attacked with spam messages, which were being posted once every few minutes. The fora are now much cleaner.
Cookie tracking doesn’t stop spam, because the robots that send the messages can also hold and send cookies. We also considered mandatory registration, but that doesn’t seem to stop the bad guys either.