Why Geo-Block?
Not every country needs to reach your server. If you run a local business in Brazil, you don't need traffic from North Korea. If you serve customers in the EU, you probably don't need visitors from 150 other countries hitting your login page.
Geo-blocking at the WAF level stops unwanted traffic before it ever reaches your application. No CPU spent. No database queries wasted. No bandwidth consumed.
The Numbers from My Server
After 30 days of logging, I checked where attacks came from:
