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In the case of a site like Grubhub, the reason for blocking certain countries is likely not hacking (technical interference) but rather an effort to thwart fake reviews and similar unwanted content. It is relatively common nowadays that people in poor countries are hired for posting spam, or spam-like things like fake reviews for a few pennies a pop. Sure ...


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Blocking per IP or IP range is pretty easy to bypass. A hacker could simply hire a server in another territory with an different IP range and then attempt to hack you from that...


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Some websites block countries for business reasons. Traffic from some countries doesn't generate enough revenue to warrant the resources to serve them. Sometimes companies don't want to expand into a country until they can "do it right." It's likely not a security issue. This can be circumventing by using TOR and VPNs. Of course, they can also block traffic ...


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It's true, if a hacker would like to get access to your page, it will not help, he can simply use a vpn or proxy. But if you think about all the bots out there which attack every page they find to test exploits and/or passwords, you will be able to block a lot of them. This will also help you against ddos attacks, if you block every country except the one ...


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Country-based blocking is usually put in place as a result of some organisational policy whose intention is indeed to "block hackers". This sort of things fail on three points: Such a policy assumes that malicious people can be categorized by nationality. This is old-style, World-War-I type of thinking. Geographical position is immaterial for computers; a ...


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In my case, our expected customers come from predictable countries, and so to limit the "threat surface", other countries are blocked. This has limited value as any determined person can do what you did and simply re-route their traffic. The side benefit, though, is that the countries we permit are those with stringent cyber-laws and we can get law ...



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