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Electronic Commerce: An Overview. John R. Durrett ISQS 6343. EC. The use of telecommunications technology to facilitate the linkages among the functions of commerce. Design, production, display, acquisition, & distribution Traditionally meant EDI.
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Electronic Commerce:An Overview John R. Durrett ISQS 6343
EC • The use of telecommunications technology to facilitate the linkages among the functions of commerce. • Design, production, display, acquisition, & distribution • Traditionally meant EDI
EDI acceptance driven by Information Processing Needs • Intra & inter-company data flows • direct computer to computer information exchange • structured business documents • Standardized formats • Cost savings, Speed, Error reduction, Security
EDI standardization process • Company agreement • applications • format • communication link • EDI software • translate data to/from EDI standard format • Begin exchange process
General Standards required • Standard bodies (ANSI, EDIFACT, Merg) • Applications • General Business Transaction sets Invoice Payment Order/Remittance Advice Price Sales Catalog Request for Quotation Response to RFQ, etc • Transaction set specifications • Transmission & Addressing standards
EDI Purchase Order GS*PO*612410984*3134346666*8706171232*00223*X ST*850*000123 BEG*00*SA*3655167*00*00*870617*12341234*AC N1*BY*MFG CO N2*ST Simone*MO PER*BD*A. Mittenhaur N1*SF*ABC ENGINES N2*Harmony*VA PO1*1*100.00*EA*290.50*CA*PI*123*VP*1234
BEG*00*SA*3655167*00*00*870617*12341234*AC • BEG -begin segment • 00 -transaction purpose • SA -po type • 36551671 -po number • 01 -release number • 00 -change order seq. • 870617 -po date
Broader EC boundaries represents expansion of standards • Consumer Presentation facilities • Information gathering tools • Interface & messaging standards • Authentication & security framework • Transport infrastructure
Transport • on-line, virtual private networks • cable, wireless, ATM, gigabit ethernet • CD-ROM, DVD • requires standardized network protocols • Technology convergence • Telephone, TV, Computer, set top box • Politics of the “last mile”
Authentication & Security (State of Web Commerce) • Ensuring private communications • Verification of message content • Authentication of server & client • Authentication of content author • Requires: • symmetric & Asymmetric encryption • secure hashing algorithms • Certificates and Trust Hierarchies
Interface & messaging • email • web • The future of client - server • cgi • applets & servlets • CORBA/DCOM • telephony
Information gathering • indexes • web searches • bots, spiders, brokers, wanders, etc. • Collaborative filtering • www.firefly.com • information brokerages
Consumer presentation • Media convergence • multimedia, vrml, video-on-demand • more natural communication than EDI • targeted to specific audiences • Barnes & Noble on-line • www.Amazon.com • Ubiquitous access
Social standards • privacy • legality • digital documents vs. Fax • cultural mores • bandwidth availability