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Posts Tagged "HISP" clear


October 23, 2012

Direct Project: Does your system deliver?


By: Greg Meyer, director, principal architect, Cerner

Early this year, a conversation spawned between a colleague and me regarding usage of the Direct Project in workflows other than simple email. It quickly became apparent that he had a specific use case in mind and was focused on a not-so-well understood section of the Direct Project specification: disposition notifications (how the Direct Project implements quality of service [QoS]).... Read full story


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Tags: HISP


April 12, 2012

The Direct Project: A modular view - part three


By: Greg Meyer, director, principal architect, Cerner

In part one of this series on the Direct Project, I discussed the backbone transport and message gateway the program uses. In part two, I explored Direct’s security and trust modules and the importance of establishing meaningful trust relationships between HISPs. In this brief, final post, I will define edge protocols and clients and briefly touch on a few policy elements that govern the day-to-day operations of Direct.... Read full story


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April 10, 2012

The Direct Project: A modular view - part two


By: Greg Meyer, director, principal architect, Cerner

In part one of this series, I dissected the Direct Project into discrete modules and provided a relatively in-depth view of the backbone transport and message gateway. In this post, I'll dive into the lifeblood of Direct: security and trust.... Read full story


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April 06, 2012

The Direct Project: A modular view - part one


By: Greg Meyer, director, principal architect, Cerner

Over the past month, I've taken on the daunting task of compiling my knowledge of the technical ins and outs of the Direct Project into an online developer's handbook to assist both my Cerner brethren and third party developers who have chosen Cerner Direct as their full-service health information service provider (HISP). As I looked back over the content, I realized there is a lot of material that is useful to a broader audience in the Direct community. So in the spirit of knowledge sharing, I'm sharing my insight (wisdom?) in a series of blog posts.... Read full story


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