It depends on your site. If you are an ecommerce site that only ships to the US, issuing a challenge to people coming from Nigeria isn't out of line they are se

It depends on your site. If you are an ecommerce site that only ships to the US, issuing a challenge to people coming from Nigeria isn't out of line they are seeing lots of attacks from similar locations. Probably isn't a good thing for a local Nigerian news site though.