As widely reported, many home network routers have BADLY BROKEN security, allowing any external attacker to take over the router and perform nefarious acts in your network.

Steve Gibson of created a super easy way for you to test your network.

Here, I show a simple video walk-through.  EVERYONE should do this as soon as possible. If your network is exposed, fix your router settings or replace it, then try again.  Serious business, people.