A new PKI is being built at a company, but the network administrator has concerns about spikes of traffic occurring twice a day due to clients checking the status of the certificates. Which of the following should be implemented to reduce the spikes in traffic? A. CRL
B. OCSP
C. SAN
D. OID

Option A (CRL) is the right answer.

Explanation:

Certificates with respective expiration date canceled mostly by CA generating or providing them, then it would no longer be tolerated, is considered as CRL.CRL verification could be more profitable for a platform that routinely manages several clients, all having pronouncements from a certain CA, because its CRL could be retrieved once per day.

Other given choices are not connected to the given scenario. So Option A is the right one.

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