Description: Computer network security. The same compared to the previous computer security, computer network security issues much more, but also more complex, involving physical environment, hardware, software, data, transport, architecture and other aspects. In addition to traditional security theory, technology, and stand-alone security issues, computer network security technologies, including computer security, communications security, access control, security, and safety management and legal sanctions and other content, and gradually form an independent disciplinary system.
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计算机网络安全.ppt
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