As you read this, packets and data packages come and go from the laptop, mobile or PC you are using to do so. The magic of your internet connection is based on various protocols such as TCP, IP, UDP, SSL / TLS, DNS, or HTTP / HTTPS.
All those acronyms define the way in which we communicate through the Internet, but the evolution of the network of networks has made these protocols change. They have done it and above all they will continue doing it to guarantee two things: speed and safety.