Certificate types

As a security professional, you will be responsible for purchasing new certificates, and therefore you must learn the certificates types thoroughly to ensure that you make the correct purchase. We will start with the self-signed certificate that can roll out with applications like Exchange Server or the Skype server and finish with extended validation where the certificate has a higher level of trust:

  • Self-signed: A self-signed certificate is issued by the same entity that is using it and normally rolls out with an application such as exchange server or Skype. However, it does not have a CRL there it cannot be validated or trusted.
  • Wildcard: For a wildcard card certificate for a domain called ianneil501.com, the wildcard ...

Get CompTIA Security+ Certification Guide now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.