Presentation I gave to the CS450 Video Game Programming Class at Wash U on October 12, 2007

Here is the presentation.
Originally published on Medium.

Here is the presentation.
Originally published on Medium.
One of the most fundamental questions in any identity or authorization system is how does the system know that the party presenting a credential is actually entitled to use it?
Read article →: Bearer, Proof of Possession, and Sender Vouches: Three Ways to Trust an IdentityFor years, identity protocols have used phrases such as Holder of Key, Proof of Possession, Key Binding, and Bearer almost interchangeably.
Read article →: Holder of Key vs. Proof of Possession: Two Sides of Cryptographic IdentityWeb applications have become remarkably powerful.
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