Do countries have the ability to geo block another country entirely when at cyberwar? [closed]

In addition to this question: Does geo blocking whole countries objectively increase security?. When countries are at (cyber) war or have full trade embargos against each other. Do they have the technical ability to geo block the traffic f… Continue reading Do countries have the ability to geo block another country entirely when at cyberwar? [closed]

Does geo blocking whole countries objectively increase security? [duplicate]

I often see whole countries being blocked using GEO-IP blocks in network firewalls and even in web application firewalls. Often with great anecdotal success in reducing the amount of registered intrusions and attacks.
However, I’m wonderin… Continue reading Does geo blocking whole countries objectively increase security? [duplicate]