Network attack detected. What to do?

Question

Windows

Today I activated Kaspersky and noticed that notifications "network attack detected" sometimes pop up. What is it and how to remove this attack? A full scan turned up nothing.

Answer 1

Kaspersky is paranoid, so the computer exposed to the Internet will receive all this here. The easiest way to install a router. He will cut off all this happiness. And by the way, the idea of ​​\u200b\u200bputting Windows on the Internet is so-so.

Answer 2

Protect - deny access to all ports from the outside. At the network level.
Who and why - all and sundry to find access to anything with a default or simple password.