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Web Transactions  

Member rating: 2 out of 10 stars (1 vote) | Words: | Submitted: Thu Jul 11 2002

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MSc Business Computing 2CMMM01 - Database Systems 1 Web Transactions Student: Diamantopoulos Dionysis ID: 01184485 Module: Database Systems Code: 2CMMM01 Lecturer: Angelos Stefanidis Table of Contents Table of Contents 2 1 Introduction 3 2 Web Functionality 3 2.1 Analysis 4 2.1.1 Step 1: Ticket Search 4 2.1.2 Step 2: Select Flights 5 2.1.3 Step 3: Remind the user about the itinerary 5 2.1.4 Step 4: Purchase Tickets 6 2.1.5 Step 5: Confirm page 6 2.1.6 Other Issues 6 2.2 Web - Database Architectures 6 2.2.1 Client Server (C/S) 6 2.2.2 Two-Tier Client/Server Architectures 7 2.2.3 Three-Tier Client/Server Architectures 7 2.2.4 N-Tier Architectures 8 2.3 Approaches to Integrating the Web and DBMS 8 2.3.1 CGI (Common Gateway Interface) 8 2.3.2 SSI (Server-Side Includes) 9 2.3.3 HTTP Cookies 9 2.3.4 HTTP server (APIs) 9 2.3.5 JDBC 10 2.3.6 JSQL 10 2.3.7 Scripting Languages 10 2.3.8 The Microsoft Active Platform 10 3 Security 10 3.1 Basic Threats and Countermeasures 11 3.1.1 Confidentiality 11 3.1.2 Integrity 11 3.1.3 Source and Destination of authentication 11 3.1.4 Traffic Analysis 11 3.2 Security Issues 12 3.2.1 Proxy Servers 12 3.2.2 Firewalls 12 3.2.3 Kerberos 13 3.2.4 Secure Sockets Layers (SSL) and Secure HTTP (S-HTTP) 13 4 Database Location 13 4.1 Centralized Vs Distributed Technology 14 5 Graphical User Interface GUI 15 5.1 Easy Jet 15 5.2 Buzzway 17 5.3 Proposed Navigation 19 6 References 24 2 Introduction The Internet is a world-wide collection of interconnected computer networks. The Web is a hypermedia-based 'point-click' system that provides a simple means to explore the information on the Internet. Information on the Web if stored in documents using HTML and displayed by a Web browser. The Web browser exchanges information with a Web server...

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