'Content type text html' diaporamas de présentation

Hyper Text Transfer Protocol

Hyper Text Transfer Protocol. (HTTP). HTTP. HTTP defines how Web pages are requested and served on the Internet Early servers and browsers used an ad-hoc approach A standardized protocol, called HTTP/1.0, was derived from this The earlier approach is now called HTTP/0.9

978 views • 78 slides

CGI Scripting and Vulnerabilities

CGI Scripting and Vulnerabilities. COEN 351: E-commerce Security. ?Thomas Schwarz, S.J. 2006. CGI with Perl Fundamentals. Webserver passes information to the CGI script via environmental variables. %ENV hash CGI scripts produce output by printing an HTTP message on STDOUT

936 views • 74 slides

Application Level Protocols

Application Level Protocols. Application-Level Protocols. HTTP (web) FTP (file transfer) SMTP (mail) DNS (name lookup) Not really applications by OSI standards, but higher than level 4. Level 5 or 6?. Themes. Representation at different levels ASCII protocols Text-based

904 views • 66 slides

Aplikacje Internetowe

Organizacja Przedsi?wzi?? Programistycznych, 26 lutego 2003. Aplikacje Internetowe. Bartosz Walter Bartek.Walter@man.poznan.pl Micha? Jasi?ski Michal.Jasinski@cs.put.poznan.pl. Motto.

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SWE 444 Internet and Web Application Development

SWE 444 Internet and Web Application Development. Dr. Abdallah Al-Sukairi sukairi@kfupm.edu.sa Second Semester 2003 - 2004 (032) King Fahd University of Petroleum & Minerals Information & Computer Science Department. Course Outline (tentative). Basic Internet Concepts HTML XHTML

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Server-side Programming using ASP .NET Web Forms

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Structured documents and (X)HTML

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Structured Documents

Structured Documents. Week 3 LBSC 690 Information Technology. Outline. Questions Finishing networks Building the Web Building a better Web. TCP/IP layer architecture. Application. Application. Virtual network service. Transport. Transport. Virtual link for end to end packets.

558 views • 48 slides

Web Server Security

Web Server Security. Packet Sniffing Information on the Internet is exchanged in chunks of data called packets There are special programs that allow packets to be sniffed A packet sniffer will listen to all packets on the network, whether or not addressed to the local machine

626 views • 45 slides

Internet Services I April 25, 2000

Internet Services I April 25, 2000. 15-213. Topics Domain Naming System (DNS) World Wide Web Web servers HTTP (static content). class27.ppt. Internet protocol stack. Berkeley sockets interface. Applications and services (DNS, WWW, email). Reliable byte stream delivery

547 views • 44 slides

WEB Intelligence

WEB Intelligence. Contents Basic Web technology, HTML, CGI, HTTP XML-based standards XSLT, XPATH Web services, SOAP Computational Intelligence (as for instance Neural Networks) Web Crawlers and focused Web crawlers XML indexing/retrieval Ranking. The Origins of the WWW.

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Identifiers and Types

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ASP.NET Web Development 1

ASP.NET Web Development 1. Web Technology Basics. Browser and server roles. Static (stateless) web pages. Browser and server roles. Dynamic web pages. HTTP (Hypertext Transfer Protocol).

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Web Programming ????????

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Identifiers and Types

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CGI in Context

CGI in Context.

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CGI

CGI. CSC 309 By: Meng Lou. Introduction. A HTML document that a Web server delivers is static, which means it doesn't change. A CGI program, on the other hand, is executed in real-time, so that it can generate and deliver dynamic HTML documents. What is CGI?.

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Spam botnets

Spam botnets. Project goals: Track a spam bot, and: Discover how does the bot receive orders Characterize its activity in the affected computer and in the network Discover how does the bot compose SPAM messages. My work and findings:

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ECMM6018 Enterprise Networking for Electronic Commerce Tutorial 7

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HTTP

HTTP. Here, we examine the hypertext transfer protocol (http) originally introduced around 1990 but not standardized until 1997 (version 1.0) protocol permits transfer of hypertext documents the request is usually generated by clicking on a hyperlink in a browser

521 views • 12 slides