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How to create a HAR capture

Aurea Support
  • Updated

Summary

HAR (HTTP Archive) is a file format used by several HTTP session tools to export the captured data used for analysis.

Question/Problem Description

How to create a HAR capture

Resolution

Internet Explorer/Edge

Edge natively produces HAR files. See detailed instructions in the Microsoft site
  • Open the Network tool in F12 developer tools
  • Reproduce the issue
  • Export captured traffic as a HAR (CTRL + S)
For Internet Explorer, you will need to use: HttpWatch .
  • Download and Install HttpWatch
  • Start the HttpWatch capture right before reproducing the behavior you want to study
  • Stop the HttpWatch capture right after reproducing the behavior to study
  • Export the capture to HAR format

Firefox

  • Start Firefox Developer Tools in Network mode (Top right menu > Developer > Network, or ctrl-shift-E)
  • Reproduce the issue
  • Save the capture by right-clicking on the grid and choosing " Save all as HAR "
  • Export the capture to a HAR file

Chrome

You can record your HTTP session using the Network tab in the Developer Tools in Chrome.
  • Open the Developer Tools from the menu (Menu > More Tools > Developer tools), or by pressing Ctrl+Shift+C on your keyboard
  • Click on the Network tab
  • Look for a round button at the top left of the Network tab. Make sure it is red. If it is grey, click it once to start recording.
  • Check the box next to Preserve log
  • You can use the clear button (a circle with a diagonal line through it) right before trying to reproduce the issue to remove unnecessary header information
  • Reproduce the issue
  • Save the capture by right-clicking on the grid and choosing " Save as HAR with Content "

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