CompTIA Security+ Question K-27

If Organization A trusts Organization B and Organization B trusts Organization C, then Organization A trusts Organization C. Which of the following PKI concepts is this describing?

A. Transitive trust
B. Public key trust
C. Certificate authority trust
D. Domain level trust

Answer: A

In transitive trusts, trust between a first party and a third party flows through a second party that is trusted by both the first party and the third party.