CHAPTER 5

Public Key Infrastructure

In this chapter, you will

  • Learn the basics of public key infrastructures
  • Understand certificate authorities and repositories
  • Understand registration authorities
  • Understand the relationship between trust and certificate verification
  • Understand how to use digital certificates
  • Understand centralized and decentralized infrastructures
  • Understand public and in-house certificate authorities

Public key infrastructures (PKIs) are becoming a central security foundation for managing identity credentials in many companies. The technology manages the issue of binding public keys and identities across multiple applications. The other approach, without PKIs, is to implement many different security solutions and hope ...

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