#### [Abblix\.Oidc\.Server](https://www.abblix.com/en/docs/api/abblix-oidc-server 'index')
### [Abblix\.Oidc\.Server\.Model](https://www.abblix.com/en/docs/api/abblix-oidc-server/Abblix.Oidc.Server.Model 'Abblix\.Oidc\.Server\.Model').[ClientRegistrationRequest](https://www.abblix.com/en/docs/api/abblix-oidc-server/Abblix.Oidc.Server.Model.ClientRegistrationRequest 'Abblix\.Oidc\.Server\.Model\.ClientRegistrationRequest')

## ClientRegistrationRequest\.Parameters Class

Wire\-level parameter names for the dynamic client registration request \(RFC 7591 and OpenID Connect
Dynamic Client Registration 1\.0\)\. Each constant is the JSON member name expected on the registration
payload sent to the registration endpoint\.

```csharp
public static class ClientRegistrationRequest.Parameters
```

Inheritance [System\.Object](https://learn.microsoft.com/en-us/dotnet/api/system.object 'System\.Object') → Parameters
### Fields

## ClientRegistrationRequest\.Parameters\.ApplicationType Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.ApplicationType}

The `application_type` registration parameter that classifies the client as
            a `web` or `native` application\.

```csharp
public const string ApplicationType = "application_type";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.AuthorizationDetailsTypes Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.AuthorizationDetailsTypes}

The `authorization_details_types` registration parameter \(RFC 9396 §5\.1\):
            per\-client allowlist of authorization\-detail `type` values this client may use in
            Rich Authorization Requests\.

```csharp
public const string AuthorizationDetailsTypes = "authorization_details_types";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.AuthorizationEncryptedResponseAlg Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.AuthorizationEncryptedResponseAlg}

The `authorization_encrypted_response_alg` registration parameter naming the JWE
            key\-management algorithm used when encrypting JARM authorization responses\.

```csharp
public const string AuthorizationEncryptedResponseAlg = "authorization_encrypted_response_alg";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.AuthorizationEncryptedResponseEnc Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.AuthorizationEncryptedResponseEnc}

The `authorization_encrypted_response_enc` registration parameter naming the JWE
            content\-encryption algorithm for JARM authorization responses\.

```csharp
public const string AuthorizationEncryptedResponseEnc = "authorization_encrypted_response_enc";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.AuthorizationSignedResponseAlg Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.AuthorizationSignedResponseAlg}

The `authorization_signed_response_alg` registration parameter naming the JWS algorithm
            the OP must use to sign JARM authorization responses for this client\.

```csharp
public const string AuthorizationSignedResponseAlg = "authorization_signed_response_alg";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.BackChannelAuthenticationRequestSigningAlg Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.BackChannelAuthenticationRequestSigningAlg}

The `backchannel_authentication_request_signing_alg` CIBA registration parameter
            naming the JWS algorithm used to sign backchannel authentication requests\.

```csharp
public const string BackChannelAuthenticationRequestSigningAlg = "backchannel_authentication_request_signing_alg";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.BackChannelClientNotificationEndpoint Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.BackChannelClientNotificationEndpoint}

The `backchannel_client_notification_endpoint` CIBA registration parameter
            providing the URL at which the OP delivers ping or push notifications\.

```csharp
public const string BackChannelClientNotificationEndpoint = "backchannel_client_notification_endpoint";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.BackChannelLogoutSessionRequired Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.BackChannelLogoutSessionRequired}

The `backchannel_logout_session_required` registration parameter; when `true`,
            the OP must include the `sid` claim in the logout token\.

```csharp
public const string BackChannelLogoutSessionRequired = "backchannel_logout_session_required";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.BackChannelLogoutUri Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.BackChannelLogoutUri}

The `backchannel_logout_uri` registration parameter pointing to the client's
            back\-channel logout endpoint\.

```csharp
public const string BackChannelLogoutUri = "backchannel_logout_uri";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.BackChannelTokenDeliveryMode Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.BackChannelTokenDeliveryMode}

The `backchannel_token_delivery_mode` CIBA registration parameter selecting how
            tokens are delivered \(poll, ping, or push\)\.

```csharp
public const string BackChannelTokenDeliveryMode = "backchannel_token_delivery_mode";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.BackChannelUserCodeParameter Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.BackChannelUserCodeParameter}

The `backchannel_user_code_parameter` CIBA registration parameter; when `true`,
            the client may submit a user code with backchannel authentication requests\.

```csharp
public const string BackChannelUserCodeParameter = "backchannel_user_code_parameter";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.ClientId Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.ClientId}

The `client_id` registration parameter; a client\-proposed identifier that the OP
            may accept or ignore\.

```csharp
public const string ClientId = "client_id";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.ClientName Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.ClientName}

The `client_name` registration parameter providing a human\-readable display name
            shown to end\-users on consent screens\.

```csharp
public const string ClientName = "client_name";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.ClientUri Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.ClientUri}

The `client_uri` registration parameter pointing to the client application's
            home page\.

```csharp
public const string ClientUri = "client_uri";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.Contacts Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.Contacts}

The `contacts` registration parameter listing email addresses of people
            responsible for the client\.

```csharp
public const string Contacts = "contacts";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.DefaultAcrValues Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.DefaultAcrValues}

The `default_acr_values` registration parameter listing default Authentication
            Context Class Reference values applied when the request omits `acr_values`\.

```csharp
public const string DefaultAcrValues = "default_acr_values";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.DefaultMaxAge Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.DefaultMaxAge}

The `default_max_age` registration parameter specifying the default maximum
            authentication age \(in seconds\) for authorization requests from this client\.

```csharp
public const string DefaultMaxAge = "default_max_age";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.DpopBoundAccessTokens Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.DpopBoundAccessTokens}

The `dpop_bound_access_tokens` registration parameter \(RFC 9449 §5\.2\) requiring
            DPoP\-bound access tokens for this client\.

```csharp
public const string DpopBoundAccessTokens = "dpop_bound_access_tokens";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.FrontChannelLogoutSessionRequired Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.FrontChannelLogoutSessionRequired}

The `frontchannel_logout_session_required` registration parameter; when `true`,
            the OP must append `iss` and `sid` parameters to the front\-channel logout URI\.

```csharp
public const string FrontChannelLogoutSessionRequired = "frontchannel_logout_session_required";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.FrontChannelLogoutUri Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.FrontChannelLogoutUri}

The `frontchannel_logout_uri` registration parameter pointing to the client's
            front\-channel logout endpoint\.

```csharp
public const string FrontChannelLogoutUri = "frontchannel_logout_uri";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.GrantTypes Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.GrantTypes}

The `grant_types` registration parameter declaring the grant type values the
            client will use at the token endpoint\.

```csharp
public const string GrantTypes = "grant_types";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.IdTokenEncryptedResponseAlg Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.IdTokenEncryptedResponseAlg}

The `id_token_encrypted_response_alg` registration parameter naming the JWE
            key\-management algorithm used when encrypting ID Tokens\.

```csharp
public const string IdTokenEncryptedResponseAlg = "id_token_encrypted_response_alg";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.IdTokenEncryptedResponseEnc Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.IdTokenEncryptedResponseEnc}

The `id_token_encrypted_response_enc` registration parameter naming the JWE
            content\-encryption algorithm used with the key\-management algorithm above\.

```csharp
public const string IdTokenEncryptedResponseEnc = "id_token_encrypted_response_enc";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.IdTokenSignedResponseAlg Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.IdTokenSignedResponseAlg}

The `id_token_signed_response_alg` registration parameter naming the JWS algorithm
            the OP must use to sign ID Tokens for this client\.

```csharp
public const string IdTokenSignedResponseAlg = "id_token_signed_response_alg";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.InitiateLoginUri Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.InitiateLoginUri}

The `initiate_login_uri` registration parameter pointing to a URL the OP may
            invoke to initiate a login flow at the client\.

```csharp
public const string InitiateLoginUri = "initiate_login_uri";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.IntrospectionEncryptedResponseAlg Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.IntrospectionEncryptedResponseAlg}

The `introspection_encrypted_response_alg` registration parameter \(RFC 9701\) naming the JWE
            key\-management algorithm used when encrypting introspection responses\.

```csharp
public const string IntrospectionEncryptedResponseAlg = "introspection_encrypted_response_alg";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.IntrospectionEncryptedResponseEnc Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.IntrospectionEncryptedResponseEnc}

The `introspection_encrypted_response_enc` registration parameter \(RFC 9701\) naming the JWE
            content\-encryption algorithm for introspection responses\.

```csharp
public const string IntrospectionEncryptedResponseEnc = "introspection_encrypted_response_enc";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.IntrospectionSignedResponseAlg Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.IntrospectionSignedResponseAlg}

The `introspection_signed_response_alg` registration parameter \(RFC 9701\) naming the JWS
            algorithm the OP must use when signing introspection responses for this client\.

```csharp
public const string IntrospectionSignedResponseAlg = "introspection_signed_response_alg";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.Jwks Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.Jwks}

The `jwks` registration parameter carrying the client's JSON Web Key Set inline\.

```csharp
public const string Jwks = "jwks";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.JwksUri Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.JwksUri}

The `jwks_uri` registration parameter referencing the client's published JSON Web
            Key Set\.

```csharp
public const string JwksUri = "jwks_uri";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.LogoUri Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.LogoUri}

The `logo_uri` registration parameter pointing to an image rendered next to the
            client name during authentication and consent\.

```csharp
public const string LogoUri = "logo_uri";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.OfflineAccessAllowed Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.OfflineAccessAllowed}

The `offline_access_allowed` registration parameter \(server extension\) controlling
            whether the client may request the `offline_access` scope and obtain refresh tokens\.

```csharp
public const string OfflineAccessAllowed = "offline_access_allowed";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.PkceRequired Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.PkceRequired}

The `pkce_required` registration parameter \(server extension\) marking the client
            as PKCE\-only at the authorization endpoint\.

```csharp
public const string PkceRequired = "pkce_required";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.PolicyUri Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.PolicyUri}

The `policy_uri` registration parameter pointing to the client's privacy policy\.

```csharp
public const string PolicyUri = "policy_uri";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.PostLogoutRedirectUris Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.PostLogoutRedirectUris}

The `post_logout_redirect_uris` registration parameter listing absolute URIs the
            OP may redirect to after RP\-initiated logout\.

```csharp
public const string PostLogoutRedirectUris = "post_logout_redirect_uris";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.RedirectUris Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.RedirectUris}

The `redirect_uris` registration parameter listing the absolute URIs the OP may
            use to deliver authorization responses to this client\.

```csharp
public const string RedirectUris = "redirect_uris";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.RequestObjectEncryptionAlg Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.RequestObjectEncryptionAlg}

The `request_object_encryption_alg` registration parameter naming the JWE
            key\-management algorithm used when encrypting Request Objects\.

```csharp
public const string RequestObjectEncryptionAlg = "request_object_encryption_alg";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.RequestObjectEncryptionEnc Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.RequestObjectEncryptionEnc}

The `request_object_encryption_enc` registration parameter naming the JWE
            content\-encryption algorithm for Request Objects\.

```csharp
public const string RequestObjectEncryptionEnc = "request_object_encryption_enc";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.RequestObjectSigningAlg Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.RequestObjectSigningAlg}

The `request_object_signing_alg` registration parameter naming the JWS algorithm
            the client uses when signing Request Objects\.

```csharp
public const string RequestObjectSigningAlg = "request_object_signing_alg";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.RequestUris Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.RequestUris}

The `request_uris` registration parameter listing URIs the OP may pre\-fetch and
            cache for use as `request_uri` values\.

```csharp
public const string RequestUris = "request_uris";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.RequireAuthTime Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.RequireAuthTime}

The `require_auth_time` registration parameter; when `true`, the OP must
            always include the `auth_time` claim in ID Tokens for this client\.

```csharp
public const string RequireAuthTime = "require_auth_time";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.RequirePushedAuthorizationRequests Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.RequirePushedAuthorizationRequests}

The `require_pushed_authorization_requests` registration parameter \(RFC 9126 §6\)
            making PAR the only way this client may start an authorization flow\.

```csharp
public const string RequirePushedAuthorizationRequests = "require_pushed_authorization_requests";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.RequireSignedRequestObject Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.RequireSignedRequestObject}

The `require_signed_request_object` registration parameter \(RFC 9101 §10\.5\)
            committing this client to signed request objects\.

```csharp
public const string RequireSignedRequestObject = "require_signed_request_object";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.ResponseTypes Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.ResponseTypes}

The `response_types` registration parameter declaring the response type values
            the client intends to use at the authorization endpoint\.

```csharp
public const string ResponseTypes = "response_types";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.Scope Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.Scope}

The `scope` registration parameter listing scope values the client will use
            \(space\-separated per RFC 7591 §2\)\.

```csharp
public const string Scope = "scope";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.SectorIdentifierUri Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.SectorIdentifierUri}

The `sector_identifier_uri` registration parameter used when computing pairwise
            pseudonymous subject identifiers\.

```csharp
public const string SectorIdentifierUri = "sector_identifier_uri";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.SoftwareId Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.SoftwareId}

The `software_id` registration parameter identifying the client software product\.

```csharp
public const string SoftwareId = "software_id";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.SoftwareStatement Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.SoftwareStatement}

The `software_statement` registration parameter carrying a signed JWT assertion
            of metadata values about the client software \(RFC 7591 §2\.3\)\.

```csharp
public const string SoftwareStatement = "software_statement";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.SoftwareVersion Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.SoftwareVersion}

The `software_version` registration parameter naming the client software version\.

```csharp
public const string SoftwareVersion = "software_version";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.SubjectType Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.SubjectType}

The `subject_type` registration parameter selecting `public` or `pairwise`
            ID Token `sub` values\.

```csharp
public const string SubjectType = "subject_type";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.TlsClientAuthSanDns Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.TlsClientAuthSanDns}

The `tls_client_auth_san_dns` registration parameter \(RFC 8705\) carrying expected
            DNS Subject Alternative Names on the client's mTLS certificate\.

```csharp
public const string TlsClientAuthSanDns = "tls_client_auth_san_dns";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.TlsClientAuthSanEmail Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.TlsClientAuthSanEmail}

The `tls_client_auth_san_email` registration parameter \(RFC 8705\) carrying expected
            email Subject Alternative Names on the client's mTLS certificate\.

```csharp
public const string TlsClientAuthSanEmail = "tls_client_auth_san_email";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.TlsClientAuthSanIp Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.TlsClientAuthSanIp}

The `tls_client_auth_san_ip` registration parameter \(RFC 8705\) carrying expected
            IP\-address Subject Alternative Names on the client's mTLS certificate\.

```csharp
public const string TlsClientAuthSanIp = "tls_client_auth_san_ip";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.TlsClientAuthSanUri Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.TlsClientAuthSanUri}

The `tls_client_auth_san_uri` registration parameter \(RFC 8705\) carrying expected
            URI Subject Alternative Names on the client's mTLS certificate\.

```csharp
public const string TlsClientAuthSanUri = "tls_client_auth_san_uri";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.TlsClientAuthSubjectDn Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.TlsClientAuthSubjectDn}

The `tls_client_auth_subject_dn` registration parameter \(RFC 8705\) carrying the
            expected Subject Distinguished Name on the client's mTLS certificate\.

```csharp
public const string TlsClientAuthSubjectDn = "tls_client_auth_subject_dn";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.TlsClientCertificateBoundAccessTokens Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.TlsClientCertificateBoundAccessTokens}

The `tls_client_certificate_bound_access_tokens` registration parameter
            \(RFC 8705 §3\.4\) requesting certificate\-bound access tokens independently of the
            authentication method\.

```csharp
public const string TlsClientCertificateBoundAccessTokens = "tls_client_certificate_bound_access_tokens";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.TokenEndpointAuthMethod Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.TokenEndpointAuthMethod}

The `token_endpoint_auth_method` registration parameter selecting the client
            authentication method used at the token endpoint\.

```csharp
public const string TokenEndpointAuthMethod = "token_endpoint_auth_method";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.TokenEndpointAuthSigningAlg Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.TokenEndpointAuthSigningAlg}

The `token_endpoint_auth_signing_alg` registration parameter naming the JWS
            algorithm used when the client authenticates with a signed JWT assertion\.

```csharp
public const string TokenEndpointAuthSigningAlg = "token_endpoint_auth_signing_alg";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.TokenExchangeAudiences Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.TokenExchangeAudiences}

The `token_exchange_audiences` registration parameter
            \(non\-standard extension; RFC 8693 does not standardise it\): default\-deny per\-client
            allowlist of `audience` values this client may request when exchanging a token\.

```csharp
public const string TokenExchangeAudiences = "token_exchange_audiences";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.TokenExchangeSubjectTokenTypes Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.TokenExchangeSubjectTokenTypes}

The `token_exchange_subject_token_types` registration parameter
            \(non\-standard extension; RFC 8693 does not standardise it\): per\-client allowlist of
            `subject_token_type` URIs this client may submit to the Token Exchange grant\.

```csharp
public const string TokenExchangeSubjectTokenTypes = "token_exchange_subject_token_types";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.TosUri Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.TosUri}

The `tos_uri` registration parameter pointing to the client's terms of service\.

```csharp
public const string TosUri = "tos_uri";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.UserInfoEncryptedResponseAlg Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.UserInfoEncryptedResponseAlg}

The `userinfo_encrypted_response_alg` registration parameter naming the JWE
            key\-management algorithm used when encrypting UserInfo responses\.

```csharp
public const string UserInfoEncryptedResponseAlg = "userinfo_encrypted_response_alg";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.UserInfoEncryptedResponseEnc Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.UserInfoEncryptedResponseEnc}

The `userinfo_encrypted_response_enc` registration parameter naming the JWE
            content\-encryption algorithm for UserInfo responses\.

```csharp
public const string UserInfoEncryptedResponseEnc = "userinfo_encrypted_response_enc";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')

## ClientRegistrationRequest\.Parameters\.UserInfoSignedResponseAlg Field {#Abblix.Oidc.Server.Model.ClientRegistrationRequest.Parameters.UserInfoSignedResponseAlg}

The `userinfo_signed_response_alg` registration parameter naming the JWS algorithm
            the OP must use when signing UserInfo responses for this client\.

```csharp
public const string UserInfoSignedResponseAlg = "userinfo_signed_response_alg";
```

#### Field Value
[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')