Tempered glass can also be installed. It is more resistant to shattering. For basement windows the answer is glass block. The one consolation of windows is that a burglar does not want to break a window to gain entry due to the noise factor. It takes time to muffle the noise.
Burglar alarms work on the principle that noise is an effective deterrent.
Their major purpose is to warn the resident as well as others of an illegal entry. There are many types of alarm systems on the market. Choose the system that is best for your situation. A dog is naturally protective and most will not only detect the intruder but also deter, delay, and possibly deny him.