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If I said that privacy and protection are important in today’s networks, you’d probably start thinking I was a little behind the times. In this day and age, security is high on everyone’s priority list (or should be).
Like all good ideas, the acceptance of a given technology has a relation to its complexity, cost, and ease of deployment. Sadly, we can’t do much about the complexity of understanding the details of a Public Key Infrastructure (PKI). In fact, entire books have been written about this subject, so we will not be able to go into too many details here.