Can a door be kicked in?
If the door or frame are made of wood or a hollow-core material, you should be able to kick it down with minimal force. Exterior doors are usually made of solid-core material, such as chipped or shaved wood and laminate, and are harder to kick down. … They require maximum force; it may not be possible to kick these in.
How do I make sure no one opens my door?
Use a door wedge or door stopper. This works for doors that open inwardly. A door stopper is designed to keep the door open, but if it is placed behind the door, it serves as a barricade. Burglars will have a hard time opening the door.