Office 365 – AADSTS50008: SAML token is invalid

4th of March, 2016 / / 6 Comments

If you’ve made it to this post because you are troubleshooting your AD FS sign in with Office 365 due to “AADSTS50008: SAML token is invalid” I still recommend you do all the standard troubleshooting steps provided in this article below the image:

AADSTS50008https://support.microsoft.com/en-us/kb/3015526

Generally speaking, if you’re getting issued a token from your AD FS server and Microsoft’s STS is stopping you from logging in, it would be because of your token signing certificate:

Has your Token-Signing Certificate changed since you last told Microsoft?

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