Terms
Internet and WWW
Services
- Commercial On-Line Services
- Content and Services
- Airline Reservations
- Email
- Forums
- On line classes
- Stock brokerage
- Shopping
- Business Databases
- AOL: Relationships with Media Companies
- Software provided for user
- Network Access
- Nationally-based
- Internet Service Providers (ISP)s
- National/Regional/Local
- UUNET, PSI national ISPs.
- Network Access
- Academic Roots
- Local and Regional
- e.g. Colorado Supernet
- Level of user support
Security
- Firewall
- Idea: Separate Internet from your intranet
- Techniques
- Physical disconnect
- Packet filter
- Proxy server
- Message Security
- 5 elements
- Address Authorization
- Data Integrity
- confidentiality
- From/To non-repudiation
- PGP Pretty Good Privacy
- Key Management with PGP 209-210 212
- PEM Privacy Enhanced Mail
- Public and Private Keys
Hypertext importance to WWW
- Gui-based browsers and other applications
- Ease of use -- reading and authoring
- Use of Internet Addressing mechanism -- URL
- Structure
- Allows for the expression of relationship
- Organizes -- provides directory structure
Electronic Data Interchange why standards important
- Definition
- Electronic transmission
- Business info
- Structured information
- Standard or prearranged format
- Independent organizations
- Ideal: db to db
- Intercorporate (usually) computer-to-computer exchange
- Usually requires extensive negotiation
- Standards
- EDIFACT
- X.12
- Avoid rekeying -- avoid human intervention
- Interoperability
- Integration with other services
- Integration with other market segments
- Lots of different companies
- Different relationships supplier/supplyee
Digital Library -- Profitability
- Structured Data
- Transaction data
- Database
- Application files word spreadsheet
- Digital Documents
- Image -- scan im medical records
- Multimedia
- Sound
- Animation
- Video
- Html
- Vrml
- Shared vs non-shared data
- External data -- bank account -- at bank
Search 4 challenges
- UI/ search expression/ context/ control sources etc.
- Multimedia files
- Information not indexed
- Too much junk/not on internet
- Not digital
- Not global (stored on C:)
Advertising 4 ways
- Web page
- Corporate web page
- Advertise on another site
- Audience-based
- Technical information/image (pull) information
- Free web page
- Eventually charge for information (WSJ or NYT)
- Use page visit to gather market data
- Use market data (email address) to
advertise additional services
- Catalogs, indices, web-crawlers, yellow pages
- Netscape, Explorer -- free software
- Netnews, email, endorsements and testimonials
- Spam
Consumer oriented Electronic Payment Systems 3 methods -- contrast
- Electronic checks
- Like its paper equivalent
- no-card
- Email is one transport method
- Pre-registration with 3rd party -- Account server
- May require user credit card or other backing method
- Transfer from registrants account to merchant
- Financial risk taken by account server
- Good for microtransactions
- From home -- i.e. remote transactions
- No card reader required
- Can use secret key encryption
- Digital Tokens
- e-purse no relationship
- embedded microprocessor
- Smart Card
- Relationship-based
- Embedded microprocessor and/or-replaces magnetic strip
- Credit card
- Debit card
- ==signed transaction
- Multifunction card
- From home -- smart phone with strip card reader
- Also serves as an id card, medical information
- Characteristics:
- Anonymous card
- Signed card
- Signed transaction
- Atlanta (Olympics) Experience with Digital Tokens
- 80,000 $5 denomination cards given out at Opening Ceremonies
- Profit from: float, lost or discarded cards, transaction fee
- Fast food/Gas stations
- Transaction size Problem?
- Chicken and egg problem -- customer vs. vendor
- Exact change
- Trimet fareless MAX - boarding time
- vending -- no person -- no change -- no robbery
- Conclusion: Need the right tool for right market
Intracorporate electronic commerce and productivity
- Intranet for HR/Benefits and production manuals
- personnel
- production/product
- Advantages
- Revision Controlled
- Avoid printing costs
- Instantaneous distribution throughout the company
- Employees can also find the information