Certification-based authentication

Certificate-based authentication is very popular as it provides two-factor authentication that makes it more secure than single-factor authentication such as a username and password. We will now look at various types:

  • Smart card: As previously mentioned in this book, a smart card looks like a credit card with a chip on it. The certificate is located on the chip itself and does not leave any trace (footprint) on the computer or laptop being used.
  • Common Access Card (CAC): CAC are used by governmental and military personnel as they provide both authentication and identification as it has a picture of the user on it. They are similar to a smart cards. On the front side of a CAC is a picture of the users ...

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