Web Development using ASP.NET - Paul Villaruel

Developing Web Applications using

Paul Jeremy N Villaruel, MCP/CEH

Project Manager

Mannasoft Technology Corporation

Agenda 1. Introduction

Platform Evolution .NET Framework Working in an Actual Development Team

2. ASP.NET Technology Features of ASP.NET ASP.NET Web Controls Managed Security Model

3. Your-Not-Ordinary-Hello-World Application

SpreadsheetsWord ProcessorsStandalone Apps

Enhanced GUIIntegrated toolsetsIntranet apps connected within companyClient Server

Monolithic1950s - Mid 80s

Internet EnabledMid 90s

Client ServerLate 80s-Mid 90s

Composite/Services BasedMid 00s - . . .

Mainframe AppsDumb Terminals

Rich UIConnected to suppliers & customersInternet enabled

Loosely coupled Web Services architectureSOAP/XMLDevices, form factors

Platform Evolution

N-Tiered

N-TieredMid 2000

Cloud ComputingImplementation 2008

Platform Evolution

Cloud based Model

.NET Framework

Development Teams

InfrastructureArchitect

SolutionArchitect

Project Manager

Developer

Tester

End User

Features of ASP.NET

Easy Programming Model(Code Behind, Event Wiring,Debugging)

Flexible Language OptionsVB.NET, C#, J#, F# and many more

Great Tool Support Rich Class FrameworkCompiled execution Enhanced Reliability

Features of ASP.NET

Memory Leak, DeadLock and Crash Protection

Easy DeploymentAJAX XML Web Services Mobile Web Device Support

Web UI ControlsSimilar to HTML controls but with standard set of property names System.Web.UI.WebControls.WebControlFour categories of Web Controls:

•Basic Web Controls•Validation Controls•List Controls•Rich Controls

Web UI Controls

To use a Web server control<asp:textbox text=“hello world” runat=server>

User Controls

Web UI Controls

.NET Managed Execution Security The .NET Framework security features Assist you in developing secure

applications Include many components, including:

Type CheckerException ManagerSecurity Engine

Complement Windows Security

Authentication and Authorization Authentication asks:

"Who are you?""Am I sure you are who you say you are?"

Authorization asks:"Are you allowed to … ?"

Cryptography Review

Cryptography Term Description

Symmetric Encryption

Encrypting and decrypting data with a secret key

Asymmetric Encryption

Encrypting and decrypting data with a public/private key pair

Hashing Mapping a long string of data to a short, fixed-size string of data

Digital Signing Hashing data and encrypting the hash value with a private key

The .NET Framework provides classes that implement these operations.

Your Not Ordinary “Hello World” Application

Requirement: Create an Online Registration System (ASP.NET Web Application and SQL Server 2005)

Include a Mobile No field in the data entry.

QA

You can reach me:

Email: [email protected] [email protected]

paulvillaruel.wordpress.com

Thank You! ;-)