Issue Microsoft Entra Verified Employee credential

Issue Employee verifiable credentials using Entra Verified ID and ASP.NET Core

History

• 2024-12-15 .NET 9, update packages
• 2024-09-13 Update packages
• 2024-03-09 Update packages
• 2023-12-02 .NET 8, fix Graph stream handling
• 2023-07-28 Add Magick.NET for photo conversion
• 2023-07-27 Updated packages

Local debugging, required for callback

Note: the public URL needs to be added to the redirct_url settings in the Azure App registration.

ngrok http https://localhost:5001

Verified Employee scheme

public class CredentialsClaims
{
    [JsonPropertyName("givenName")]
    public string GivenName { get; set; } = string.Empty;
    [JsonPropertyName("surname")]
    public string Surname { get; set; } = string.Empty;
    [JsonPropertyName("mail")]
    public string Mail { get; set; } = string.Empty;
    [JsonPropertyName("jobTitle")]
    public string JobTitle { get; set; } = string.Empty;
    [JsonPropertyName("photo")] // "type": "image/jpg;base64url",
    public string Photo { get; set; } = string.Empty;
    [JsonPropertyName("displayName")]
    public string DisplayName { get; set; } = string.Empty;
    [JsonPropertyName("preferredLanguage")]
    public string PreferredLanguage { get; set; } = string.Empty;
    [JsonPropertyName("userPrincipalName")]
    public string RevocationId { get; set; } = string.Empty;
}

Update the preferredLanguage

PATCH

https://graph.microsoft.com/v1.0/users/{oid}

{
    "preferredLanguage": "de-CH",
    "jobTitle": "HR"
}

Photo with a license

https://portal.office.com/account/?ref=MeControl#personalinfo

https://learn.microsoft.com/en-us/graph/api/profilephoto-update?view=graph-rest-1.0&tabs=http

https://graph.microsoft.com/v1.0/users/{oid}/photo

Photo

You can update the profile photo in the Azure AD portal without a license in the users basic profile settings.

Used Libraries

• Magick.NET
• NetEscapades.AspNetCore.SecurityHeaders

Links

https://learn.microsoft.com/en-us/azure/active-directory/verifiable-credentials/how-to-use-quickstart-multiple

https://github.com/swiss-ssi-group/AzureADVerifiableCredentialsAspNetCore

https://learn.microsoft.com/en-us/azure/active-directory/verifiable-credentials/decentralized-identifier-overview

https://ssi-start.adnovum.com/data

e-id-admin/public-sandbox-trustinfrastructure#14

https://openid.net/specs/openid-connect-self-issued-v2-1_0.html

https://identity.foundation/jwt-vc-presentation-profile/

https://learn.microsoft.com/en-us/azure/active-directory/verifiable-credentials/verifiable-credentials-standards

https://github.com/Azure-Samples/active-directory-verifiable-credentials-dotnet

https://aka.ms/mysecurityinfo

https://fontawesome.com/

https://developer.microsoft.com/en-us/graph/graph-explorer?tenant=damienbodsharepoint.onmicrosoft.com

https://learn.microsoft.com/en-us/graph/api/overview?view=graph-rest-1.0

https://github.com/Azure-Samples/VerifiedEmployeeIssuance

https://github.com/AzureAD/microsoft-identity-web/blob/jmprieur/Graph5/src/Microsoft.Identity.Web.GraphServiceClient/Readme.md#replace-the-nuget-packages

https://docs.microsoft.com/azure/app-service/deploy-github-actions#configure-the-github-secret

https://issueverifiableemployee.azurewebsites.net/

https://datatracker.ietf.org/doc/draft-ietf-oauth-selective-disclosure-jwt/

https://github.com/dlemstra/Magick.NET

Schweiz

• Swiss E-ID Ecosystem
• discussion-paper-tech-proposal
• Bundesverwaltung Elektronische Identität

Links eIDAS and EUDI standards

Draft: OAuth 2.0 Attestation-Based Client Authentication https://datatracker.ietf.org/doc/html/draft-looker-oauth-attestation-based-client-auth-00

Draft: OpenID for Verifiable Presentations https://openid.net/specs/openid-4-verifiable-presentations-1_0.html

RFC: OAuth 2.0 Demonstrating Proof-of-Possession at the Application Layer (DPoP) https://datatracker.ietf.org/doc/html/draft-ietf-oauth-dpop

Draft: OpenID for Verifiable Credential Issuance https://openid.github.io/OpenID4VCI/openid-4-verifiable-credential-issuance-wg-draft.html

Draft: OpenID Connect for Identity Assurance 1.0 https://openid.net/specs/openid-connect-4-identity-assurance-1_0-13.html

Draft: SD-JWT-based Verifiable Credentials (SD-JWT VC) https://www.ietf.org/archive/id/draft-terbu-oauth-sd-jwt-vc-00.html