Following the introduction of Fiddler packet capture tool

Fiddler package Grab: A step-by-step guide to how to use the Fiddler package grab tool

Learn more about Fiddler’s advanced gameplay

Take a look!

1.Fiddler right panel

After I’ve looked at all the left panels, The inspectors check the Get Started Welcome TAB, Statistics TAB, Inspectors check the AutoResponse automatic response TAB, Composer Build TAB, Log TAB, Filters Filtering TAB, Timeline request response time, and Fiddler Script Fiddler Script.

Get Started welcome TAB

Left START quickly starts checking packets and build requests; On the right side, LEARN includes Fiddler official documents, recommended blogs and learning videos. On the right, TOP ARTICLES displays popular ARTICLES.

3.Statistics TAB

Statistics HTTP request performance information, such as the number of requests, bytes sent, bytes received, client connection time, total elapsed time, and so on. In addition, multiple requests can be combined for statistics at a time, and the statistical graph can be displayed by clicking the Show Chart button.

Single request:

Multiple requests:

Statistical chart:

Inspectors to check the sheet

Inspectors from the session believe information, the top half is the request content, the bottom half is the response content. It also provides Headers, TextView, WebFroms, Raw and other viewing methods.

5.AutoResponse Indicates the automatic response TAB

Configure the AutoResponder rule to intercept requests that meet the rule and return a local or Fiddler resource instead of a server response. For example: when the keyword baidu appears in the request URL, the response is replaced with a local picture on the computer. Specific steps: a. Click the Add Rule button. B. Rule Editor: Enter the keyword baidu in the first line and a local picture in the second line. Click the Save button d. Check Enable Rules

After the configuration, visit the URL containing Baidu, and you can see the local picture in Fiddler response.

6.Com Poser Build TAB

Composer allows users to customize requests. You can manually create a new Request or drag and drop an existing Request from the session table. In Parsed mode, you can select Request mode, URL, protocol version, Request Body, etc.

7.Filters filter TAB

Fiddler automatically grabs all browser sessions and lets users Filter out unwanted requests.

Specific steps:

A. In the Filters TAB, select Use Filters to enable Filters b. Select Zone and Host for Hosts. C. Only Intranet or Internet requests are displayed for Zone a) Show only Intranet Hosts -- Only internal Hosts are displayed. B) Show only Internet Hosts -- Displays only the Hosts on the Internet. D. Host Specifies the session under a domain name. A) Hide the following Hosts -- Hides the specified Hosts. B) Show only the following Hosts -- only the specified Hosts are displayed. C) Flag the following Hosts -- Displays the specified Hosts in bold.Copy the code

8.Timeline Timeline TAB

Timeline Displays the loading time and sequence of each element on a page.

9. Log Log TAB

Prints Fiddler logs.

10.Fiddler Script

Open Fiddler script editing.

11. Fiddler command line

Fiddler comes with a number of built-in functions that can be run in a command box, which is nicely hidden and hard to find if you don’t look closely, at the bottom of the left panel.

Fiddler commands:

In addition to common commands, breakpoints are provided to interrupt the request or response, such as adding breakpoints to the request, modifying the packet and sending it to the server.

Fiddler breakpoint command:

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