microsoft-azure-webjobs-extensions-authentication-events-dotnet

Microsoft Entra Authentication Events SDK for .NET. Azure Functions triggers for custom authentication extensions. Use for token enrichment, custom claims, attribute collection, and OTP customization in Entra ID. Triggers: "Authentication Events", "WebJobsAuthenticationEventsTrigger", "OnTokenIssuanceStart", "OnAttributeCollectionStart", "custom claims", "token enrichment", "Entra custom extension", "authentication extension".

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name	microsoft-azure-webjobs-extensions-authentication-events-dotnet
description	Microsoft Entra Authentication Events SDK for .NET. Azure Functions triggers for custom authentication extensions. Use for token enrichment, custom claims, attribute collection, and OTP customization in Entra ID. Triggers: "Authentication Events", "WebJobsAuthenticationEventsTrigger", "OnTokenIssuanceStart", "OnAttributeCollectionStart", "custom claims", "token enrichment", "Entra custom extension", "authentication extension".
license	MIT
metadata	{"author":"Microsoft","version":"1.0.0"}

Microsoft.Azure.WebJobs.Extensions.AuthenticationEvents (.NET)

Azure Functions extension for handling Microsoft Entra ID custom authentication events.

Installation

dotnet add package Microsoft.Azure.WebJobs.Extensions.AuthenticationEvents

Current Version: v1.1.0 (stable)

Supported Events

Event	Purpose
`OnTokenIssuanceStart`	Add custom claims to tokens during issuance
`OnAttributeCollectionStart`	Customize attribute collection UI before display
`OnAttributeCollectionSubmit`	Validate/modify attributes after user submission

using Microsoft.Azure.WebJobs; using Microsoft.Azure.WebJobs.Extensions.AuthenticationEvents; using Microsoft.Azure.WebJobs.Extensions.AuthenticationEvents.Framework; using Microsoft.Extensions.Logging; public static class AttributeCollectionSubmitFunction { [FunctionName("OnAttributeCollectionSubmit")] public static WebJobsAuthenticationEventResponse Run( [WebJobsAuthenticationEventsTrigger] WebJobsAttributeCollectionSubmitRequest request, ILogger log) { var response = new WebJobsAttributeCollectionSubmitResponse(); // Access submitted attributes var attributes = request.Data?.UserSignUpInfo?.Attributes; string? email = attributes?["email"]?.ToString(); string? displayName = attributes?["displayName"]?.ToString(); // Validation example: block certain email domains if (email?.EndsWith("@blocked.com") == true) { response.Actions.Add(new WebJobsShowBlockPage { Message = "Sign-up from this email domain is not allowed." }); return response; } // Validation example: show validation error if (string.IsNullOrEmpty(displayName) || displayName.Length < 3) { response.Actions.Add(new WebJobsShowValidationError { Message = "Display name must be at least 3 characters.", AttributeErrors = new Dictionary<string, string> { { "displayName", "Name is too short" } } }); return response; } // Modify attributes before saving response.Actions.Add(new WebJobsModifyAttributeValues { Attributes = new Dictionary<string, string> { { "displayName", displayName.Trim() }, { "city", attributes?["city"]?.ToString()?.ToUpperInvariant() ?? "" } } }); return response; } }

Type	Purpose
`WebJobsAuthenticationEventsTriggerAttribute`	Function trigger attribute
`WebJobsTokenIssuanceStartRequest`	Token issuance event request
`WebJobsTokenIssuanceStartResponse`	Token issuance event response
`WebJobsProvideClaimsForToken`	Action to add claims
`WebJobsAttributeCollectionStartRequest`	Attribute collection start request
`WebJobsAttributeCollectionStartResponse`	Attribute collection start response
`WebJobsAttributeCollectionSubmitRequest`	Attribute submission request
`WebJobsAttributeCollectionSubmitResponse`	Attribute submission response
`WebJobsSetPrefillValues`	Prefill form values
`WebJobsShowBlockPage`	Block user with message
`WebJobsShowValidationError`	Show validation errors
`WebJobsModifyAttributeValues`	Modify submitted values
`WebJobsOnOtpSendRequest`	OTP send event request
`WebJobsOnOtpSendResponse`	OTP send event response
`WebJobsOnOtpSendSuccess`	OTP sent successfully
`WebJobsOnOtpSendFailed`	OTP send failed
`WebJobsContinueWithDefaultBehavior`	Continue with default flow

SDK	Purpose	Install
`Microsoft.Azure.WebJobs.Extensions.AuthenticationEvents`	Auth events (this SDK)	`dotnet add package Microsoft.Azure.WebJobs.Extensions.AuthenticationEvents`
`Microsoft.Identity.Web`	Web app authentication	`dotnet add package Microsoft.Identity.Web`
`Azure.Identity`	Azure authentication	`dotnet add package Azure.Identity`

Resource	URL
NuGet Package	https://www.nuget.org/packages/Microsoft.Azure.WebJobs.Extensions.AuthenticationEvents
Custom Extensions Overview	https://learn.microsoft.com/entra/identity-platform/custom-extension-overview
Token Issuance Events	https://learn.microsoft.com/entra/identity-platform/custom-extension-tokenissuancestart-setup
Attribute Collection Events	https://learn.microsoft.com/entra/identity-platform/custom-extension-attribute-collection
GitHub Source	https://github.com/Azure/azure-sdk-for-net/tree/main/sdk/entra/Microsoft.Azure.WebJobs.Extensions.AuthenticationEvents

microsoft-azure-webjobs-extensions-authentication-events-dotnet

Installationsoptionen

Quelldateien prüfen

Microsoft.Azure.WebJobs.Extensions.AuthenticationEvents (.NET)

Installation

Supported Events

Microsoft.Azure.WebJobs.Extensions.AuthenticationEvents (.NET)

Installation

Supported Events

Core Workflows

1. Token Enrichment (Add Custom Claims)

2. Token Enrichment with External Data

3. Attribute Collection - Customize UI (Start Event)

4. Attribute Collection - Validate Submission (Submit Event)

5. Custom OTP Delivery

6. Function App Configuration

Key Types Reference

Entra ID Configuration

Required App Registration Settings

Best Practices

Error Handling

Related SDKs

Reference Links

microsoft-azure-webjobs-extensions-authentication-events-dotnet

Quellinformationen

Installationsoptionen

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Mehr aus diesem Repository

Mehr aus diesem Repository

Microsoft.Azure.WebJobs.Extensions.AuthenticationEvents (.NET)

Installation

Supported Events

Microsoft.Azure.WebJobs.Extensions.AuthenticationEvents (.NET)

Installation

Supported Events

Core Workflows

1. Token Enrichment (Add Custom Claims)

2. Token Enrichment with External Data

3. Attribute Collection - Customize UI (Start Event)

4. Attribute Collection - Validate Submission (Submit Event)

5. Custom OTP Delivery

6. Function App Configuration

Key Types Reference

Entra ID Configuration

Required App Registration Settings

Best Practices

Error Handling

Related SDKs

Reference Links