If you live in area where the risk is high, it's probably worth investinging in a commercial grade door.
EU has 6 standards of door, although I'm sure 99.9% of the population know nothing about them nor what grade they have. I'd hazard a guess all regular domestic doors are probably grade 1 or maybe 2.
This is not a recommendation, but one company I found selling Class 4 doors - the cutaway looks impressive (under the "features" link) :
1. The multi-point locking system on the door is protected by incredibly strong manganese plates which are drill resistant. 2. The locks are
www.shieldfrontdoors.co.uk
In case you can't all see it in the US, from what I can see welded U section edges, steel plates welded vertically along the front face of the door, a solid steel back to the door, steel cross pieces, and welded plates for the hinges, plus 6 locking bolts by the lock, another 8 on the hinge side, and 2 that shoot up and down, then faced off like a normal pvc door in white or wood or other colour finish.