What is the order of installing CAs?

a. Root CA, intermediate CAs, issuing CAs
b. Issuing CAs, intermediate CAs, root CA
c. Root CA, issuing CAs, intermediate CAs
d. None of the above.


A. Subordinate CAs can include intermediate CAs in a three-tier PKI hierarchy, as well as issuing CAs in either a two- or three-tier hierarchy.

Computer Science & Information Technology

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