Security+ Answer Digital Signatures

Here’s the Answer to the Question posted on Facebook

Q. Homer wants to use digital signatures for his emails and realizes he needs a certificate. Which of the following will issue Homer a certificate?

A. CRL

B. CA

C. OCSP

D. Recovery agent

Answer available until May 20, 2016.

Get over 400 Security+ (SY0-401 questions here).SY0-401 Get Certified Get Ahead

Answer. is correct. A Certificate Authority (CA) issues and manages certificates.

A certificate revocation list (CRL) is a list of revoked certificates.

Online Certificate Status Protocol (OCSP) is an alternative to a CRL and validates certificates with short responses such as good, unknown, or revoked.

A recovery agent can retrieve a private key if the original private key is no longer accessible.

Objective: 6.3 Given a scenario, use appropriate PKI, certificate management and associated components.

See Chapter 10 of the CompTIA Security+: Get Certified Get Ahead: SY0-401 Study Guide.

Get Certified Get Ahead Security+ SY0-401

Check out Security+ blogs here.