SSL Handshake Diagram

Client Hello
		Server Hello (Server's certificate) (Request for client's certificate) (Server key exchange)
(Client's certificate) Client Key Exchange Change Cipher Spec Finished
		Change Cipher Spec Finished
Application Data		Application Data

• Mesages in parenthesis are optional, and are only required if:
  • The server has no certificate or the certificate used does not support the Diffie-Hellman key agreement.
  • The client must authenticate itself.

What is the SSL alert protocol?

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© 2006 John Michael Pierobon

Notes