In the 21 century communication is the key to daily life. Without communication many of us would feel paralyzed. The source of the communication and key to the information age is the internet. It supplies nearly 100% of the communication for the 21st century. Understanding the building blocks of the internet, and software vulnerabilities will allow you to better understand communication in the 21st century. How we communicate on the internet
Communication on the internet has allowed to what took months into seconds. We no longer have to communicate through the slow pace of mail sometimes taking months if you were to send it across the ocean. Consequently, the weeks of waiting for your mail to communicate with your loved ones far across the world is now instanteious. Rather than having the letter carried on the backs of horses and boats because it’s set through protocols and the backbone infrastructure that makes up the internet. Protocols are “a set of rules and guidelines for communicating data”(technopedia)There are two protocols used in modern day communication TCP and UDP. UDP is a connection oriented protocol used in modern day services like Netflix. Imagine you were about to through a highlighter at someone. Ordinarily with UDP you would continuously keep throwing the highlighter without any verification that someone has received the message. Except TCP functions differently after throwing the highlighters each time you would through it at the individual they