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Web Services Business Drivers and Priorities. September 11, 2001. Business Landscape. Existing EDI infrastructure between major trading partners Internal expertise, proven VANs & EDI translators Industry standards mostly around order/invoice cycle
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Web Services Business Drivers and Priorities September 11, 2001
Business Landscape • Existing EDI infrastructure between major trading partners • Internal expertise, proven VANs & EDI translators • Industry standards mostly around order/invoice cycle • Many “independent marketplaces” failed, but still interest in: • E-Business “storefronts” • Major customer extranet connections • “Energy Trading” business model largely unsuccessful, but • Logistics function still critical to industry Technology Ventures
Procurement of Oilfield Services • Goals • Automate more of workflow • Reach wider population of smaller trading partners • Technology • EDI / XML / WS ?? • ComProServ - emerging industry consortium solution • Often multi-billion $ projects • Heavy equipment • Well drilling, logging services, etc • Computers, office supplies, travel miniscule spend • Industry spend $100’s billion Technology Ventures
Business Drivers • EDI → Web Services • Add Business Partners • Small and Medium Sized Enterprises (SMEs) • Lower Setup Costs • Decrease Dependence on Proprietary Protocols • Increase Competition and Interoperability • EDI experts currently skeptical about web services satisfying basic messaging requirements. Technology Ventures
Basic Messaging Requirements • Security • Authentication, Authorization, • Privacy (HTTPS, not P3P) • Message Validity (got what sent) • Reliable Messaging • Non-Repudiation / Reconciliation Technology Ventures
Reconciliation • Deal with miscommunication, errors • Large portion of EDI day-to-day work • Cannot solve just with protocols • Limitless ability of humans to screw up • Non-repudiation usually too much • Legal action < 1% • 99% good faith “What the heck happened?” • Logs too little • Need query capability, recognizable evidence Technology Ventures
Choreography • Solutions in-place • ERP and EAI systems • ebXML and industry specific business specs • Driver to standards based infrastructure solutions unclear • Major technology providers pursuing • Products envisaged? • Enable Dot Com industry hubs?? Wait and see. Technology Ventures
Little Current Interest • Runtime discovery, service composition • Semantic Formalisms • Web Peer-to-Peer • Multi-Party Communication • Agents • Contract automation Low Business Drivers or Feasibility Not Demonstrated Technology Ventures
Web Services Bottom Line • Foresee use in core business functions • Need basics clearly demonstrated • Security • Reliability • Non-Repudiation / Reconciliation Technology Ventures