Stevens Institute of Technology - Department of Computer Science

CS615 Checkpoint HTTPS and SMTP

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How does HTTPS differ from HTTP?

How does a user procure an x509 certificate?

How does a client validate the certificate presented by a server?

What are some pitfalls of HTTPS?

What protocol and well-known port is usually used for SMTP?

Identify at least two mail headers commonly hidden from the user. What are their purposes?

What mechanisms exist to ascertain an email's authenticity?

What mechanisms exist to ensure an email's confidentiality?