u/accountant856

JWT Security Room – Signature Validation Mistakes returning same flag?

Hi everyone,

I’m currently working through the JWT Security room on TryHackMe, specifically the Signature Validation Mistakes section, and I’ve run into something confusing.

When I modify the JWT and send different requests (changing the signature as expected), I still keep getting the same flag every time, regardless of what I change.

I was expecting different behavior depending on whether the signature is valid or not, so I’m wondering if:

- the room might be broken, or

- I’m misunderstanding how this part is supposed to work

Has anyone else experienced this? Any hints on what I might be missing would be really helpful.

Thanks!

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u/accountant856 — 1 day ago