Information Security - History.
Hello there and welcome to my blog. Let’s start with the definition of Information security. Information Security is a field of computer science which provides methods and practices in securing the data in all of its forms. Everything you do from watching movies to surfing Internet, is a form of data which needs to be protected. History of Information security When ARPANET( What is ARPANET? - Definition from WhatIs.com ) successfully came up with using TCP/IP protocol in transferring the data. Two major bodies started using it. Academic Environments. [Open model] Government Environments. [Closed model] Academic environments had an open network which was open for the public to come to access the resources of it, so people all over the globe could make use of it. Government Environments had closed network which was not open for public and could only be accessed by inside or people on that particular network. This system had a major problem. Let’s suppose you bo...