Build a HAR Allowlist Fixture Before a Model Sees Your Session Cookie
This story is from 2026-09-06. It is preserved in the archive; the latest stories are on the live feed.
A login loop will not die. You open DevTools, hit Export HAR, and you are one paste away from asking a coding model why Set-Cookie never sticks. Count the headers first. Do you see Cookie ? An SSO JWT? A WAF challenge cookie? A leftover Authorization: Bearer from an API tab you forgot to close? Tha…
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- 2026-09-06 20:34 · DEV Community — AI
Build a HAR Allowlist Fixture Before a Model Sees Your Session Cookie