CIA Principles in Information Security

Front

What do the letters in CIA stand for?

Back

Confidentiality, Integrity, Availability

Front

What is Confidentiality in information security?

Back

Ensuring data is seen only by authorized parties.

Front

What is Integrity in information security?

Back

Guaranteeing data accuracy and consistency.

Front

What is Availability in information security?

Back

Making systems and data accessible when needed.

Front

Define non-repudiation.

Back

Ensures a party cannot deny sending or receiving data.

Front

What mechanism enforces non-repudiation?

Back

Digital signatures on messages using private keys.

Front

What is authentication?

Back

Verifies identity.

Front

How does authentication differ for people vs. systems?

Back

For people, it often uses passwords, biometrics; for systems, it uses certificates or SSH keys.