fatalicus

IP addresses.

Their commercial clients are doing things that give IPs bad reputation or banned from services, so they use this service to get access to home IPs to use.

Not necessarily.

It could be something as simple as “oops, someone downloaded a file they shouldn’t have, and now all the systems of the power grid in a quarter of the country has been encrypted by ransomware”

Should be noted that in Norway it is not just for war, but rather any emergency like natural disasters or someone takes out critical infrastructure in a digital attack etc.

You can see all the information that is sent out here: https://www.sikkerhverdag.no/en/