When I was first starting off in my career, I wanted to be a doctor. As life often goes, I got waylaid. Wanting to be a doctor turned in an accounting major and CPA certification, quickly followed by a lifetime career in computer security. I have always joked that being in computer security is like being a doctor, except the patient does not verbally tell you where it hurts.
Refer Here for Original Post and Source https://blog.knowbe4.com/there-is-no-herd-immunity-in-the-digital-world