Users report that they are having trouble with certificates. After researching the issue, you discover that workstations on network B are unable to validate certificates, while workstations on network A are having no issues. You need to ensure that certificates are validated by a single server that returns the validity of that certificate. What should you use?

A. XACML
B. OCSP
C. DRM
D. S/MIME


B
Explanation: Online Certificate Status Protocol (OCSP) allows a certificate to be validated by a single server that returns the validity of that certificate.
Extensible Access Control Markup Language (XACML) is a standard for an access control policy language using XML. Digital Rights Management (DRM) is used by hardware manufacturers, publishers, copyright holders, and individuals to control the use of digital content. Secure Multipurpose Internet Mail Extensions (S/MIME) allows MIME to encrypt and digitally sign email messages and encrypt attachments.

Computer Science & Information Technology

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