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    Glossary
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trusted channel

Definitions:

  A channel where the endpoints are known and data integrity is protected in transit. Depending on the communications protocol used, data privacy may be protected in transit. Examples include transport layer security (TLS), IP security (IPSec), and secure physical connection.
Sources:
CNSSI 4009-2022

  A means by which two systems can communicate with necessary security and privacy assurances.
Sources:
CNSSI 4009-2022 from ISO/IEC 15408-1:2009 - adapted

  A protected communication link established between the cryptographic module and a sender or receiver (including another cryptographic module) to securely communicate and verify the validity of plaintext CSPs, keys, authentication data, and other sensitive data. Also called a secure channel.
Sources:
NIST SP 800-152 under Trusted channel