Category: Networks

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Networks and Security

To talk about network security in any detail, one must explain how networks have evolved in the last 50 years. With the invention of the telephone, people were able to communicate over long distances in real-time. Unfortunately, telephones were only useful if there was another telephone at the end of the link, as well someone to answer that telephone. Therefore, the world of telephones created a “switch” based world where one had to initiate (or “push“) and receive to complete a call. This switch based push world was valued at about the number of phones in the network (2N). With