ΘΩΡΑΚΙΣΜΕΝΕΣ ΠΟΡΤΕΣ

https://medium.com/@k8eimtt241/how-to-explain-%CF%80%CE%BF%CF%81%CF%84%CE%B5%CF%82-%CE%B1%CF%83%CF%86%CE%B1%CE%BB%CE%B5%CE%B9%CE%B1%CF%82-%CF%83%CF%87%CE%B5%CE%B4%CE%B9%CE%B1-to-your-mom-ec77c8468645

It's been quite a while since we discussed security doors, so we thought it was due time for a refresher. Let's begin by advising ourselves what they are and why we require them. What is a security door, and why