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Published 20 hours ago • verified publisher icon SharePoint

Invalid issuer or Signature on Token

Open danielcostalvt opened this issue 1 year ago • 2 comments

Target SharePoint environment

SharePoint Online

What SharePoint development model, framework, SDK or API is this about?

SharePoint Add-ins

Developer environment

None

What browser(s) / client(s) have you tested

  • [ ] 💥 Internet Explorer
  • [ ] 💥 Microsoft Edge
  • [ ] 💥 Google Chrome
  • [ ] 💥 FireFox
  • [ ] 💥 Safari
  • [ ] mobile (iOS/iPadOS)
  • [ ] mobile (Android)
  • [ ] not applicable
  • [ ] other (enter in the "Additional environment details" area below)

Additional environment details

  • browser version
  • SPFx version
  • Node.js version
  • etc

Describe the bug / error

Starting this week, a few customers using my solution (without any change to the solution itself) started to get a Invalid issuer or Signature on Token image

Steps to reproduce

Expected behavior

Token validation to work correctly

danielcostalvt avatar Feb 27 '24 09:02 danielcostalvt

Thank you for reporting this issue. We will be triaging your incoming issue as soon as possible.

ghost avatar Feb 27 '24 09:02 ghost

Such error usually means that your add-in client secret has expired.

remar27 avatar Feb 27 '24 12:02 remar27

@danielcostalvt - sorry for the long delay. Is it still happening for you? Have you checked the expiration of your client secret?

AJIXuMuK avatar Aug 12 '24 14:08 AJIXuMuK

Hello @danielcostalvt, Thank you for bringing this issue to our attention. Could you please confirm if the issue still persists for you? We will look into it and get back to you shortly.

Amey-MSFT avatar Jun 13 '25 10:06 Amey-MSFT

We are closing this issue for now. If the problem persists, feel free to reopen it or open a new one.

Amey-MSFT avatar Jul 03 '25 11:07 Amey-MSFT