July 2012
Intermediate to advanced
700 pages
18h 24m
English
Content preview from CCNA Security 640-554 Official Cert Guide
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Chapter 18. Fundamentals of the Public Key Infrastructure
This chapter covers the following subjects:
The public key infrastructure (PKI) is a combination of policies, procedures, hardware, software, and people that are required to create, manage, and revoke (when necessary) digital certificates. Similar to the concept of how a driver of a car can receive a license to drive, and that license because it is issued from a trusted agency can be used by others to validate the identity of the person who has the license, an identity digital certificate, issued by a trusted certificate authority (CA), can provide similar functionality in the digital world of networking.
On a bigger scale, ...
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