Most houses are not designed with a post-apocalyptic disaster in mind. There are multiple entry points, weak locks, and thin windows, which means gangs of looters will have no trouble breaking into your home in search of food and supplies.
Fortunately, there are several things you can do to make your home easier to defend.
In this article, Karen from Ask A Prepper talks about exterior home defense (making every spot outside visible, putting up deterrents, and directing looters where you want them to go), interior home defense (making windows difficult to break and doors difficult to open), defense items (including several alternatives to guns), and more.
This article is brimming with good ideas, so follow the link below to check it out.