The Internet refers to the worldwide computer network that uses the telephone line to transmit information. One of its characteristics is that computers are interconnected to allow public access to information. TCP/IP protocols interconnect these communication networks to guarantee that the heterogeneous physical networks that compose it function as a single logical network, global in scope.

Brief history

• At three universities in the United States (2 in California and 1 in Utah), the first computer connection known as ARPANET was established in 1969, developed by the United States Department of Defense, whose objective was to eliminate dependence on a Computer. Central that made the communication of the North American military vulnerable.

• In 1989 the World Wide Web (www) was developed for the European Council for Nuclear Research.

• In 1992 the Internet Society was founded, also created by the United States Department of Defense, which led to the appearance of the first virus and personal computer.

• In 1995, Internet Explorer arrived, giving way to great releases; research pages, blogs, music download programs, and other content.

How does it work

Through the connection of different devices connected from communication networks to send and receive data. They have established protocols that indicate how that data should be sent and received.

What can you do on the Internet?

Among the most common uses of the Internet are:

• • Use of networks and messaging. Using email allows you to send information to different recipients who have email accounts.

The use of social networks has also made it possible to bring interaction to a closer level, regardless of the geographical location of the users. To join its benefits, you only need to create a Facebook, Twitter, Instagram, or another social network account.

• • Recreation from streaming. Accessing platforms such as YouTube, Netflix, Amazon Prime, or Spotify is thanks to the Internet.

• • Academic uses. Consulting an extensive bibliography for educational purposes is also possible thanks to the Internet since thousands of universities join in providing reference sources for those who need it.

• • Online shopping. Buying something from an Internet sales platform is now within reach of a click, but you have to ensure you do it from reliable sites; in our post, Security Tips for personal data, we share how you can shield your information.

The uses of the Internet are diverse, and although it helps to make our lives easier, we must be aware of the websites we visit and the data we enter on them. We invite you to read the Advice for personal information security, which will help you keep your information safe.