ΘΩΡΑΚΙΣΜΕΝΕΣ ΠΟΡΤΕΣ
https://p4hedpc284.doodlekit.com/blog/entry/5169601/miley-cyrus-and-10-surprising-things-they-have-in-common
It's been a long time considering that we talked about security doors, so we thought it was due time for a refresher. Let's begin by reminding ourselves what they are and why we need them. What is a security door,