SharePoint: Cross-forest group memberships not reflected by Profile Import

Consider the following scenario: You have an Active Directory Forest trust between your local forest and a remote forest. You create a “domain local” type security group in Active Directory and add users from both the local forest and the remote trusted forest as members. You configure SharePoint Profile Synchronization to use Active Directory Import

SharePoint: FIM / MIM fails on Import with stopped-extension-dll-exception or read-error

  Consider the following scenario: You have one of the following User Profile Synchronization configurations for SharePoint: SharePoint 2010, which utilizes Forefront Identity Manager (FIM) for User Profile Synchronization. SharePoint 2013, using the “Use SharePoint Profile Synchronization” option, which also uses FIM. SharePoint 2016 or 2019, using the “Enable External Identity Manager” option, which (typically)

SharePoint: Quick Troubleshooting TIP: Check SAML token-signing Certificate

  When the SAML Identity Provider (ADFS, SiteMinder, Ping Federate, OKTA, etc) token-signing certificate is renewed or rolled over, SharePoint can be in trouble. This is because there’s currently no functionality in SharePoint to automatically update the certificate within the Trusted Identity Token Issuer on the SharePoint side when it’s been updated on the Identity

SharePoint – Intermittent error: “Sorry, this site hasn’t been shared with you”

Consider the following scenario: Randomly, when a user browses to a resource (site, list, etc) that they are supposed to have access to, they receive “Sorry, this site hasn’t been shared with you” (access denied). The users continue to get “Access Denied” for a period of time, and then it starts working again after making

SharePoint: SAML Authentication – Nested Groups and Role Claims

I came across this topic troubleshooting a support case where users were getting Access Denied to a site using Trusted Provider (SAML) authentication. The Issue: Users were given permission to the site using a group that had other groups nested in it. The users were not direct members of the group being used for permission.