Hi everyone! I am trying to verify a webhook using n8n. I have done this dozen of times, however this vendor is somehow different. I have managed to do the verification process using JavaScript, however I would ideally like to use the Crypto node and not the javascript node. Also, I am not at the m…

It looks like your topic is missing some important information. Could you provide the following if applicable. n8n version: Database (default: SQLite): n8n EXECUTIONS_PROCESS setting (default: own, main): Running n8n via (Docker, npm, n8n cloud, desktop app): Operating system:

Hey @stathisaska , Without having a test hash to verify it is a bit tricky but the example workflow below should work, In the workflow the vendor hmac key is set in the crypto node and if the has doesn’t match the workflow will return a failed message. Let me know how you get on with this one. …

Hi @Jon Thank you for your help. I tried it, but it doesn’t work, here is the key 7yKLuuMQC0mAVBzt/LoBoTVT5iD3BNbJ5juCho9aTSQ=

Hey @stathisaska , Do you have an example body and what the resulting hash should be?

Hey @Jon Thank you for helping me with this! Here is the body {"EventData":{"personId":"317bb1f6-0bf1-4b55-98e5-b1710096c65f","contactType":"PersonalPhone","contactDetail":"23123123","internationalDialingCode":"Greece (+30)"},"EventType":"PersonContactDetailChanged","TimeOfCreation":"2024-05-15T1…

Hey @Jon Thank you for playing around with this. I got it to work using the code node

Webhook HMAC hash cannot be verified

Questions

Jon May 17, 2024, 4:22pm 7

Had another play and I can’t get it to match up, I will take another look on Monday morning.

Microsoft Teams Webhook validation in n8n

Topic		Replies	Views
Unable to verify raw body from webhook with crypto node Questions	3	2094	November 23, 2021
WebHook - MS Teams and HMAC calculation Questions	5	669	April 12, 2024
Microsoft Teams Webhook validation in n8n Questions	9	858	April 8, 2025
Feature Proposal: HMAC Signature Verification for Webhook Node Feature Requests webhook	0	934	November 19, 2025
Access raw request body Questions node	7	3457	September 15, 2021

Webhook HMAC hash cannot be verified

Related topics