Why you might see error AADSTS53003: Access blocked by Conditional Access policies

When using our app you may occasionally see an error that looks like this: AADSTS53003: Access has been blocked by Conditional Access policies.The access policy does not allow token issuance.2025-08-25 11:29:20Z UTC This error does not come from our app, but directly from Microsoft Entra ID (formerly Azure AD).It means that a Conditional Access (CA) policy in your organization is preventing Microsoft from issuing a new access token. This usually happens during token refresh, when our app silently requests a new token in the background. Common causes Conditional Access policies are defined by your IT administrators. Typical rules that can

When Your OneNote Stops Syncing — What Large SharePoint Libraries Have to Do With It For many organizations, OneNote notebooks stored in SharePoint or OneDrive are essential for collaboration. But in some cases, even small and well-structured notebooks can suddenly become inaccessible via Microsoft Graph API or fail to sync correctly in connected tools. This issue often surprises users — especially when everything appears to be set up properly. In this post, we explain the technical background and what options are currently available to resolve it. TL;DR If your OneNote notebooks stop syncing or become inaccessible via API — even

OneNoteToWiki: MVP Release and Future Enhancements We are excited to announce the release of OneNoteToWiki as a Minimum Viable Product (MVP). As with any MVP, there are a few features and functionalities that are currently limited, and we are actively working on enhancing and expanding these capabilities. Our goal is to continually improve the app based on user feedback and our development roadmap, delivering a more comprehensive and robust tool for synchronizing OneNote content with Atlassian Confluence. Current Limitations of Our App Our app currently faces limitations due to the Microsoft Graph API, specifically its rate limits. Understanding these limits