Install Fiddler

Start Fiddler

Inspecting the session data

Headers Tab

The Autoresponder tab

Composer tab

Fiddler Script Tab

Commands

Breaking on response

Help Menu

Getting started

In-App tutorials

Analyzing captured traffic

Filtering traffic

Autoresponder feature

Replacing images

Composer feature

Adding parameters

Working with teammates

Sharing a session

Decrypting HTTP traffic

Stop Fiddler traffic recording

Save the session

Conclusion

Intro

What is Fiddler

How does a performance tester use Fiddler?

Fiddler Uses

Fiddler Classic Demo

Intro

Troubleshooting and tracing traffic

Capturing traffic from other devices

Configuring Fiddler Everywhere to capture remote traffic

Setting HTTPS up to be decrypted

Determining your machine’s IP address

Scenario: A site is not behaving as expected on a client’s machine

Routing browser traffic

Working with an Echo service

Setting up the Port and machine connections

Reaching the IP address and port.

Looking at the next steps to route traffic.

Configuring the computer’s proxy settings

Working with traffic routed from a remote machine

Trusting the root certificate on the remote machine

Viewing certificates installed on a machine.

Importing certificates

Making the same request using HTTPS

Working with the machine running Fiddler Everywhere

Harnessing the power for other devices

Using Fiddler on your typical machine

Debugging when a client is on a remote device

What is Fiddler?

Download Fiddler

Capturing HTTPS traffic

How Fiddler Works

Saving a session

Conclusion

Introductions

Fiddler AI Observability Platform for ML

AI Touches Your Entire Organization

Pre-production and Production Lifecycle

Image Explainability for Computer Vision

Deep Dive into Fiddler’s Four Pillars

Demo: Using Fiddler AI as a Data Scientist

Exploring Fiddler AI's Analyze Feature

Understanding Fiddler AI's Flexible Dashboards

ML Demo Overview

Fiddler AI Observability Platform for LLMOps

A Complete LLM Workflow

BreakBot Challenge

Understanding Bot Interactions and Traffic

Monitoring Challenges: PII and Toxicity

Setting Alerts for Toxic Responses and PII Leakages

Identifying and Analyzing Toxic Responses

Visualizing Macro-level Interactions with UMAP

Creating Custom Dashboards for Specific Models

Adding Custom Metrics for Monitoring

Closing Remarks

Enable HTTP/2 support

Generating HTTP/2 traffic

Filtering HTTP/2 traffic

Editing a session

Intro

Speaker Introduction

Traffic Inspector

When should you try collaboration tools?

API Composer

Get the local IP address of your computer

Setup Fiddler Everywhere to receive incoming connections

Install SSL Certificate

Install the Root Certificate

Next Steps

Intro

Filtering traffic by process

Per-process filter

What is Loosely Coupled IE?

Using the Process Picker

Canceling a filter

How to gather logs while signing in in Webex Meeting Desktop App

How to save Fiddler logs

Conclusion

Downloading and Installing Fiddler

Downloading Fiddler

Installing the.NET Framework

Configuring Fiddler

Enable HTTPS Traffic Decryption

Configuring Fiddler Web Debugger

Reproducing the Issue

Saving sessions

Submitting a support request

Summary