Data Security and Communication Networks
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Data Security and Communication Networks

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A computer network is a digital telecommunications network that allows the exchange of resources across nodes. These can be personal computers, servers, phones or networking hardware. The connections between these nodes are established over wireless media, optic cables or wires. The protection of digital data from unauthorized access and actions is called data security. Cyberattacks and data breaches can cause unwanted changes to data. Disk encryption, backups, data erasure, data masking, etc. are some of the technologies generally employed to ensure data security. Network security is an impor...