Introducing Fiddler <ul><li>Web Debugging for  Performance and Operations </li></ul><ul><li>www.fiddler2.com/perf/   </li>...
About Eric <ul><li>Program Manager - Internet Explorer  </li></ul><ul><ul><ul><ul><li>IE7: Networking; IE8: Security </li>...
What is Fiddler? <ul><li>Freeware Web Debugging Platform </li></ul><ul><li>Easily installed from  www.fiddler2.com   </li>...
Intercepting Web Traffic
HTTPS support <ul><li>Man-in-the-middle – Intercepts HTTPS CONNECT tunnels and shows raw traffic </li></ul>
Fiddler for Performance <ul><li>Measure / analyze / simulate the end-user experience. </li></ul><ul><ul><li>Measure reques...
Performance Statistics
Session Timeline
Filters
Custom Rules
Traffic Modification <ul><ul><li>Redirect requests to a particular datacenter </li></ul></ul><ul><ul><li>Simulate a downed...
Traffic Archives <ul><li>Preserves the traffic and timings in compressed .SAZ (Session Archive ZIP) format </li></ul><ul><...
FiddlerCap -  www.fiddlercap.com
Meddler -  www.fiddler2.com/meddler/
Learn More… <ul><li>www.fiddler2.com/fiddler/help/  for tutorials, demonstration videos, references, RSS, and the Fiddler ...
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Fiddler Web debugger

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The Fiddler Web Debugger enables capture, measurement, replay, and modification of HTTP and HTTPS traffic from virtually any application, including all major browsers. A highly-customizable freeware platform, Fiddler is extensible using either Javascript or any .NET language.

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  • Fiddler Web debugger

    1. Introducing Fiddler <ul><li>Web Debugging for Performance and Operations </li></ul><ul><li>www.fiddler2.com/perf/ </li></ul>
    2. About Eric <ul><li>Program Manager - Internet Explorer </li></ul><ul><ul><ul><ul><li>IE7: Networking; IE8: Security </li></ul></ul></ul></ul><ul><li>Developer of TamperIE, IEToys, Fiddler, Meddler, etc… </li></ul>
    3. What is Fiddler? <ul><li>Freeware Web Debugging Platform </li></ul><ul><li>Easily installed from www.fiddler2.com </li></ul><ul><li>Runs as a local proxy; registers as system proxy while capturing </li></ul><ul><li>View, analyze and modify web traffic from any application that supports a proxy; including most devices (e.g. Windows Mobile) </li></ul><ul><li>Enables HTTPS interception via self-signed certificate </li></ul><ul><li>Extremely extensible, via JavaScript or .NET assemblies </li></ul>
    4. Intercepting Web Traffic
    5. HTTPS support <ul><li>Man-in-the-middle – Intercepts HTTPS CONNECT tunnels and shows raw traffic </li></ul>
    6. Fiddler for Performance <ul><li>Measure / analyze / simulate the end-user experience. </li></ul><ul><ul><li>Measure request size, page weight </li></ul></ul><ul><ul><li>Analyze caching, compression, page composition </li></ul></ul><ul><ul><li>Simulate low-speed / high-latency connections </li></ul></ul>
    7. Performance Statistics
    8. Session Timeline
    9. Filters
    10. Custom Rules
    11. Traffic Modification <ul><ul><li>Redirect requests to a particular datacenter </li></ul></ul><ul><ul><li>Simulate a downed server </li></ul></ul><ul><ul><li>Prototype the performance cost of site changes </li></ul></ul><ul><ul><li>Etc… </li></ul></ul>
    12. Traffic Archives <ul><li>Preserves the traffic and timings in compressed .SAZ (Session Archive ZIP) format </li></ul><ul><li>Great for regressing bugs </li></ul><ul><li>Remote user capture using FiddlerCap </li></ul>
    13. FiddlerCap - www.fiddlercap.com
    14. Meddler - www.fiddler2.com/meddler/
    15. Learn More… <ul><li>www.fiddler2.com/fiddler/help/ for tutorials, demonstration videos, references, RSS, and the Fiddler Discussion Group </li></ul><ul><li>www.fiddler2.com/perf/ for performance-related content </li></ul><ul><li>[email_address] </li></ul>
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