An organization needs to implement a large PKI.
Network engineers are concerned that repeated transmission of the OCSP will impact network performance.
Which of the following should the security analyst recommend is lieu of an OCSP?
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A. B. C. D.B.
PKI (Public Key Infrastructure) is a system that enables the creation, management, and distribution of digital certificates, which are used to secure electronic communication and transactions. PKI relies on a number of components, including certificate authorities (CAs), certificate revocation lists (CRLs), and online certificate status protocol (OCSP) responders.
In this scenario, the network engineers are concerned that repeated transmission of the OCSP will impact network performance. OCSP is a protocol used to verify the revocation status of digital certificates in real-time, which means that each time a certificate is presented, a query is sent to the OCSP responder. This can cause a significant amount of traffic on the network, leading to potential performance issues.
To address this concern, the security analyst should recommend using a CRL (Certificate Revocation List) instead of an OCSP. A CRL is a list of revoked digital certificates that is periodically updated and distributed to all parties that rely on it. When a certificate is presented, the recipient can simply check the CRL to see if it has been revoked. This process requires less network traffic than an OCSP, as the CRL is only downloaded periodically.
A CSR (Certificate Signing Request) is a message sent by an applicant to a CA, requesting a digital certificate. A CSR is not a replacement for an OCSP or CRL, as it does not provide information about the revocation status of a certificate.
A CA (Certificate Authority) is an entity that issues and manages digital certificates. While a CA is an essential component of a PKI, it is not a replacement for an OCSP or CRL.
An OID (Object Identifier) is a unique identifier used to identify objects in a PKI, such as algorithms or certificate policies. An OID is not a replacement for an OCSP or CRL, as it does not provide information about the revocation status of a certificate.