Blazor Authentication and Authorization ASP.NET Core Identity Setup Microsoft Entra ID (Azure AD) Blazor Authorization Components Programmatic Auth Check JWT Bearer for APIs Security Best Practices - Store secrets in User Secrets (dev) or Azure Key Vault (prod) - Use HTTPS everywhere ( ) - Enable antiforgery tokens for forms ( ) - Use on pages/endpoints, not just UI hiding - Implement CORS properly for API projects - Use Data Protection API for encrypting sensitive data - Rate limit authentication endpoints - Log authentication events for audit trails ---