It /could/, the next step would be a captcha or something harder for bots to solve - haven't had to go that far yet though. But I usually only have to deal with

It /could/, the next step would be a captcha or something harder for bots to solve - haven't had to go that far yet though. But I usually only have to deal with script kiddies who rent out a botnet, enter a url and click the "attack" button