Seatcounter Security Code
Starting yesterday, whenever I go to Seatcounter for the first time, it asks me to enter a security code, like the ones used when signing up for a new email account at Yahoo. (Basically, squiggly characters in a background that you have to re-enter.)
(Mods: Apologies in advance if already posted, but I could not find in a search. Please move move or combine as appropriate.)