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Network security has evolved in response to the increasing reliance on computer networks for communication and data exchange. Initially, security measures focused on physical protection and access control, but as networks expanded in complexity and interconnectivity, the need for more sophisticated solutions emerged. The advent of the internet in the 1990s highlighted vulnerabilities, leading to the development of firewalls, encryption, and intrusion detection systems. Today, network security encompasses a broad range of technologies and practices designed to protect data integrity, confidentiality, and availability against various threats and attacks.

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1mo ago

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