All the best stuff recommended in one place.
The best option for privacy on the internet is a VPN (virtual private network). Not even your internet service provider can see what your up to. I recommend NordVPN
GuardLine is the best way to be alerted to unexpected traffic in your driveway.
Secure your Door
For keeping them out, I recommend Armor Concepts for entrance security.
Home Security and Automation
Protect your Data