Confidentiality, Integrity, and Availability
Network security objectives usually involve three basic concepts:
Confidentiality: There are two types of data: data in motion as it moves across the network; and data at rest, when data is sitting on storage media (server, local workstation, in the cloud, and so forth). Confidentiality means that only the authorized individuals/systems can view sensitive or classified information. This also implies that unauthorized individuals should not have any type of access to the data. Regarding data in motion, the primary way to protect that data is to encrypt it before sending it over the network. Another option ...
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