The term ‘social engineer’ was first coined in 1894 by Van Marken, to highlight the idea that for handling human problems, professionals were needed. Just like you can’t solve technical issues without the proper skills training, you can’t solve social issues without similar skills.
“Tailgating” in cybersecurity refers to social engineering attacks where an unauthorized person looks to gain access from an unaware individual. Piggybacking attacks are coordinated in nature, where an authorized entity provides access to an unauthorized individual in a secure environment.
The Preventive methods of Tailgating are Electronic Access Control, Badge Reader, Turnstiles, Cameo, etc.,
You can read the full article here https://emeritus.org/blog/cybersecurity-what-is-tailgating-in-cybersecurity/ written by Melanie Das