<aside> <img src="/icons/pentagon_gray.svg" alt="/icons/pentagon_gray.svg" width="40px" /> The CIANA Pentagon refers to Confidentiality, Integrity, Availability, Non-repudiation and Authentication. It is an extension of the CIA triad. The CIA Triad refers to Confidentiality, Integrity and Availability

</aside>

Confidentiality

Ensures information is accessible only to authorized personnel (e.g, encryption)

Integrity

Ensures data remains accurate and unaltered (e.g, checksums)

Availability

Ensures information and resources are accessible when needed (e.g, redundancy measures)

Non-repudiation

Guarantees that an action or event cannot be denied by the involved parties (e.g, digital signatures)

Authentication

Verifying the identity of a user or system (e.g, password checks)