SESKStuff Everyone Should Know
SESK: Stuff Everyone Should Know · sesk.info/tech-cia-triad

Which three goals form the CIA triad?

Confidentiality, integrity, and availability are the three goals.

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  1. Confidentiality, integrity, availability ✔
  2. Control, identity, authorization
  3. Cryptography, inspection, auditing

Why: Confidentiality limits disclosure, integrity guards against improper change, and availability keeps information reliably accessible. Security controls often trade among these three goals.

Huh, didn't know that: The initials describe security objectives, not a particular product or agency.

The dad joke
The CIA triad formed a band, but availability never missed a gig.
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References

Answer: Confidentiality, integrity, availability. Confidentiality limits disclosure, integrity guards against improper change, and availability keeps information reliably accessible. Security controls often trade among these three goals.

  1. NIST CSRC Glossary: information security csrc.nist.gov/glossary/term/information_security
    in order to provide confidentiality, integrity, and availability
    Checked 2026-10-10.

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