Main Door Locks: Securing Your Home's First Line of Defense | Klosher Your main door is the gateway to your home, and its security should be your top priority. Investing in reliable and robust door locks is essential for safeguarding your family and possessions from potential intruders. With a variety of options available on the market, it can be overwhelming to choose the right lock for your main door. In this article, we will explore the different types of main door locks and help you make an informed decision.