{"id":8518,"date":"2025-01-14T21:33:55","date_gmt":"2025-01-14T21:33:55","guid":{"rendered":"https:\/\/pariswells.com\/blog\/?p=8518"},"modified":"2025-05-01T02:23:28","modified_gmt":"2025-05-01T02:23:28","slug":"adfs-http-error-401-unauthorized-access-is-denied-adfs-crm-adfs","status":"publish","type":"post","link":"https:\/\/pariswells.com\/blog\/research\/adfs-http-error-401-unauthorized-access-is-denied-adfs-crm-adfs","title":{"rendered":"ADFS HTTP Error 401 – Unauthorized: Access is denied ADFS – CRM \\ ADFS – An Error Occured"},"content":{"rendered":"\n

When the ADFS Token-sgining and Token-Decrypting certificates in ADFS are automatically renewed, users in CRM might not be able to login. They receive HTTP 401 Unauthorized Access is denied errors. or “An Error Occured”<\/p>\n\n\n\n

\"\"<\/a><\/figure>\n\n\n\n

<\/p>\n\n\n\n

To remove the expired token certificate you will need to use PowerShell, To add the ADFS commands, in PowerShell type:<\/p>\n\n\n\n

add-pssnapin microsoft.adfs.powershell<\/code><\/pre>\n\n\n\n
Then to delete the expired certificate, use the following command twice, once for the Token-Signing certificate and once for the Token-Decryption certificate.<\/p>\n\n\n\n
remove-adfscertificate -certificatetype \"certificate type<\/em>\" -Thumbprint \"thumbprint<\/em>\"<\/code><\/pre>\n\n\n\n
Where certificate type<\/em> is Token-Signing or Token-Encryption.<\/p>\n\n\n\n
You can use -urgent on the ADFS server to move the Secondary to the Primary <\/p>\n\n\n\n
Update-ADFSCertificate -CertificateType token-signing -urgent\nUpdate-ADFSCertificate -CertificateType token-decrypting -urgent<\/code><\/pre>\n\n\n\n
This occurs because CRM is still using the expired ADFS token certificates.<\/p>\n\n\n\n
on the CRM Server <\/p>\n\n\n\n
iisreset<\/code><\/pre>\n\n\n\n
 To resolve this Disable Claims-based Authentication and Internet-Facing deployment in CRM.<\/p>\n\n\n\n
Update the claims on the ADFS Server <\/p>\n\n\n\n
\"\"<\/a><\/figure>\n\n\n\n
Restart CRM Server<\/p>\n","protected":false},"excerpt":{"rendered":"
When the ADFS Token-sgining and Token-Decrypting certificates in ADFS are automatically renewed, users in CRM might not be able to login. They receive HTTP 401 Unauthorized Access […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-8518","post","type-post","status-publish","format-standard","hentry","category-research"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t