Security in computer science is a huge point every individual and company. Communications (either between humans or human-network or whichever online communication) are susceptible to be sniffed or manipulated.
For example, using http instead of https is insecure (sometimes even tagged by your browser as untrustful) as information that goes through it is not encrypted and someone is able to impersonate your accounts with the collected data. This is why https everywhere and privacy badger are recommended for secure browsing.
But when we say “encrypt”, what are we referring to?
Back in the days when computers weren’t a...