I lock my door and would hire private security if needed - voluntary exchange, my resources, my choice. Your borders require tax extraction, standing armies, and coerced participation from everyone. One is voluntary, one demands institutional dependency.
Discussion
He already killed your private security. He's already in your house. He broke the window and let himself in. It's not just your house anymore, you're sharing it with an uninvited guest and a couple of his friends. Who are you to question why they need permission to be there?
If that's in your risk assessment, then you pick a better package from the security company...