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Web Programming and Security

Web Programming and Security. Lecture 1 Tamara Rezk. Web Applications. Distributed applications that run in a browser and distant servers. Network. Servers. Web Browsers. Web Applications = Multi-tiers applications. WEB SERVER. Server code. Client code. BROWSER. Database.

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Cookies & Friends

Cookies & Friends. Two types: request , response HTTP request message: ASCII. The HTTP message format. Request Command line (GET, POST, HEAD). GET /somedir/page.html HTTP/1.1 Host: www.someschool.edu User-agent: Mozilla/4.0 Connection: close Accept-language:fr

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Back to Cookies!

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ColdFusion Application Security: The Next Step

ColdFusion Application Security: The Next Step. Jason Dean www.12robots.com. Boston ColdFusion User Group September 16 th , 2009. Who I am. Web Application Developer with the Minnesota Department of Health (MDH) ? User Group Manager of the MDH CFUG

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Web Sessions

Web Sessions. It's all an illusion (at the HTTP layer). Sessions. Many web sites allow you to establish a session. you identify yourself to the system. now you can visit lots of pages, add stuff to shopping cart, establish preferences, etc. State Information.

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Cookie Same Origin Policy

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Web Security: Cookies and Authentication

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HTTP

HTTP. Introduction. Client-Server communication protocol Request-response Version 1.0 Stateless Version 1.1 added the ability to keep connections open virtual hosting etc. Request/Response. Request - Response Architecture Client makes request Server issues response General Structure

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Web Programming ????????

Web Programming ????????. Cookie. The motivation. HTTP is a stateless protocol, each subsequent click to a web site is treated as a new request by the web server Web developers have to put a lot of efforts for this. State using forms.

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Web Security

Web Security. Nick Feamster CS 4235 Fall 2011. Cross-Site Scripting Overview. Attack Server. visit web site. 1. receive malicious page. 2. send valuable data. 5. 3. User Victim. 4. click on link. echo user input. Server Victim. 2. The Setup.

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Lecture 2 Term 2

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CGS 3066: Web Programming and Design Fall 2019

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Cookies

Cookies. Motivation. basic HTTP is stateless some applications require knowledge of a sequence of request/response messages e.g. shopping cart half-baked solutions: REMOTE_ADDR variable id field with every link. REMOTE_ADDR variable.

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LIS651 lecture 4

Thomas Krichel 2005-04-15. LIS651 lecture 4. today. sessions. sessions. You will recall that HTTP is a stateless protocol. Each request/response is self-contained. Statefulness is crucial in Web applications. Otherwise users have to authenticate every time they access a new page.

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3X0-202 Latest Certification Practice Test

CertsChief products pass your IT Certification Exam with 100% money back guaranteed. Using Confirmed test practice questions and preparation material from CertsChief. Please visit at: http://www.certschief.com

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