#Fiddler http sniffer code#
HTTP Response An HTTP response is composed of: A status code Header lines An optional body HTTP/1.1 200 OK Date: Tue, 20:38:20 GMT Expires: -1 Cache-Control: private, max-age=0 Content-Type: text/html charset=UTF-8 Server: gws Content-Length: 57556Fiddler Web Debugger HTTP Request An HTTP request is composed of: A request line Header lines A blank line An optional body GET HTTP/1.1 Host: Connection: keep-alive Accept: text/html,application/xhtml+xml,application/xml Accept-Encoding: gzip,deflate,sdch Accept-Language: en-US,en q=0.8Fiddler Web Debugger And creates and returns an HTTP responseFiddler Web Debugger Processes it (and optionally maps it to a resource) 7. Then creates a TCP connection to the server 4. Your browser does a DNS lookup for the URL 3. HTTP Session An HTTP communication is called a session An example of that is web browsing: 1. What is HTTP again? A networking protocol In the application layer Sits on top of TCP protocol (usually)Fiddler Web Debugger Fiddler features in a nutshell With Fiddler you can perform: HTTP(S) traffic monitoring and Analysis HTTP request and response modificationFiddler Web Debugger What is Fiddler? A Web Debugging Proxy It is free and has millions of users A necessary tool in a developers toolbox!!Fiddler Web Debugger Agenda What is Fiddler and how does it work? Alternative tools Fiddler features FiddlerCore and FiddlerCap Quick tour of remaining features Q&A Lots of positive feedback and tweets from you -)Fiddler Web Debugger Please leave your questions to the end Tight schedule Your answer may be in the next slide We will have a Q&A at the end If we run out of time: Do not hesitate to shoot me an email with your questions You can also read an extensive two part tutorial on my blog: Web Debugger
Advanced Web Debugging with FiddlerMehdi KhaliliReadifyBlog: MehdiKhalili Mehdi Khalili Readify Live Backchannel: #dddbrisbane #web01Advanced Web Debugging with Fiddler
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