You can put lag bolts through wall can’t unscrew the pointy end from out side through a 2×4.
You can use silicone on the screws head just takes time to in pick to unscrew giving you more time.
This is where cameras/ Com gear are your friend.
Our storm shutters are all on outside then they have ornate wrought iron bars, then the glass is 3x pane smash resistant glass. The doors look normal but good luck the wood outsides are just veneer rest are hand build doors 4 lock points and vault hinges… no human muscle will get through.
The other thing is plant stuff under the window that no one in right mind would stand in… sea buckthorn or roses or cactus. Bogenvillia.
Have a fenced yard and a big dog… even the sign and growling they will pick easier place.
https://thelizardfarmer.wordpress.com/
Has some good home.defense ideas from real world. Brutal but effective.
Also remember your home is not ballistic proof if of standard construction making sand bag gravel bag fortifications inside is something i would suggest or at least have on hand and a plan.
Nothing says you can have a easy entry door that leads to a place you control.