Social engineering is an attack vector that relies heavily on human interaction and often involves tricking people into breaking normal security procedures. Baiting, Phishing, Spear Phishing, Pretexting, Scare-ware are some of the popular social engineering attacks. Here is a quick video on how to avoid social engineering attack.
https://www.youtube.com/watch?v=XEtvwzN_xJk
in Sri Lanka