Link encryption is a method of securing the transmission of data across a communication link by encrypting the entire data stream at each node along the path from the sender to the receiver. This approach is often used in network communications to protect the data as it travels over various connections, such as across the Internet or between different segments of a network. ### Key Features of Link Encryption: 1. **End-to-End Security**: Each link in the communication path encrypts and decrypts data independently.
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