Johannes Ernst on August 29th, 2005

We just returned from a great week of vacation south of Cancun in Mexico. Everything worked out just fine, except for the trip back home when we made the mistake of eating Guacamole at the "Taco Guacamole" (I think its name was) at the Cancun airport. My wife and I are still recovering … you [...]

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Johannes Ernst on August 16th, 2005

It occurred to me that we might not have to do “round-trip nonces” at all between a Relying Party and the LID site to prevent replay attacks. The following one-directional protocol seems to be sufficient (using our patient Mr. LID Demo User and FirstSSO Inc. as an example, as always) The challenger (e.g. the LID [...]

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Johannes Ernst on August 15th, 2005

Adrian Blakey recently started blogging at family.blakey.org/adrian. He is one of the few people who everybody says can see things just beyond the horizon… and has done so consistently over many years. Welcome Adrian! He started out commenting, as an insider, on a recent NY Times article on the future of healthcare. Both article and [...]

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Johannes Ernst on August 14th, 2005

Dave Kearns recently introduced the work of Danah Boyd to the Identity Gang. I just read through her MIT master’s thesis which has an interesting, and probably sociologically quite valid view on what might constitute "identity" both off-line and on-line. It rings a lot more true to me than much discussion that’s currently going on [...]

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Johannes Ernst on August 6th, 2005

One point in my recent REST vs. SOAP — there are more nouns than verbs! post I don’t seem to have communicated well. Let me try to augment what I said… Imagine two software systems that both process the same amount of information and generally do the same thing. The first of those systems is [...]

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