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

## RegistrationAccessTokenService Class

Issues registration access tokens for managing registered clients per RFC 7592 Section 3\.

```csharp
public class RegistrationAccessTokenService : Abblix.Oidc.Server.Endpoints.DynamicClientManagement.Interfaces.IRegistrationAccessTokenService
```

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

Implements [IRegistrationAccessTokenService](https://www.abblix.com/en/docs/api/abblix-oidc-server/Abblix.Oidc.Server.Endpoints.DynamicClientManagement.Interfaces.IRegistrationAccessTokenService 'Abblix\.Oidc\.Server\.Endpoints\.DynamicClientManagement\.Interfaces\.IRegistrationAccessTokenService')
### Constructors

## RegistrationAccessTokenService\(IAuthServiceJwtFormatter, IIssuerProvider\) Constructor {#Abblix.Oidc.Server.Endpoints.DynamicClientManagement.RegistrationAccessTokenService.RegistrationAccessTokenService(Abblix.Oidc.Server.Features.Tokens.Formatters.IAuthServiceJwtFormatter,Abblix.Oidc.Server.Features.Issuer.IIssuerProvider)}

Issues registration access tokens for managing registered clients per RFC 7592 Section 3\.

```csharp
public RegistrationAccessTokenService(Abblix.Oidc.Server.Features.Tokens.Formatters.IAuthServiceJwtFormatter serviceJwtFormatter, Abblix.Oidc.Server.Features.Issuer.IIssuerProvider issuerProvider);
```
#### Parameters

###### `serviceJwtFormatter` [IAuthServiceJwtFormatter](https://www.abblix.com/en/docs/api/abblix-oidc-server/Abblix.Oidc.Server.Features.Tokens.Formatters.IAuthServiceJwtFormatter 'Abblix\.Oidc\.Server\.Features\.Tokens\.Formatters\.IAuthServiceJwtFormatter') {#Abblix.Oidc.Server.Endpoints.DynamicClientManagement.RegistrationAccessTokenService.RegistrationAccessTokenService(Abblix.Oidc.Server.Features.Tokens.Formatters.IAuthServiceJwtFormatter,Abblix.Oidc.Server.Features.Issuer.IIssuerProvider).serviceJwtFormatter}

###### `issuerProvider` [IIssuerProvider](https://www.abblix.com/en/docs/api/abblix-oidc-server/Abblix.Oidc.Server.Features.Issuer.IIssuerProvider 'Abblix\.Oidc\.Server\.Features\.Issuer\.IIssuerProvider') {#Abblix.Oidc.Server.Endpoints.DynamicClientManagement.RegistrationAccessTokenService.RegistrationAccessTokenService(Abblix.Oidc.Server.Features.Tokens.Formatters.IAuthServiceJwtFormatter,Abblix.Oidc.Server.Features.Issuer.IIssuerProvider).issuerProvider}
### Methods

## RegistrationAccessTokenService\.IssueTokenAsync\(string, DateTimeOffset, Nullable\<TimeSpan\>, string\) Method {#Abblix.Oidc.Server.Endpoints.DynamicClientManagement.RegistrationAccessTokenService.IssueTokenAsync(string,System.DateTimeOffset,System.Nullable_System.TimeSpan_,string)}

Issues a registration access token for a registered client\.

```csharp
public System.Threading.Tasks.Task<string> IssueTokenAsync(string clientId, System.DateTimeOffset issuedAt, System.Nullable<System.TimeSpan> expiresIn, string tokenId);
```
#### Parameters

###### `clientId` [System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String') {#Abblix.Oidc.Server.Endpoints.DynamicClientManagement.RegistrationAccessTokenService.IssueTokenAsync(string,System.DateTimeOffset,System.Nullable_System.TimeSpan_,string).clientId}

The unique identifier of the registered client\.

###### `issuedAt` [System\.DateTimeOffset](https://learn.microsoft.com/en-us/dotnet/api/system.datetimeoffset 'System\.DateTimeOffset') {#Abblix.Oidc.Server.Endpoints.DynamicClientManagement.RegistrationAccessTokenService.IssueTokenAsync(string,System.DateTimeOffset,System.Nullable_System.TimeSpan_,string).issuedAt}

The timestamp when the token is issued\.

###### `expiresIn` [System\.Nullable&lt;](https://learn.microsoft.com/en-us/dotnet/api/system.nullable-1 'System\.Nullable\`1')[System\.TimeSpan](https://learn.microsoft.com/en-us/dotnet/api/system.timespan 'System\.TimeSpan')[&gt;](https://learn.microsoft.com/en-us/dotnet/api/system.nullable-1 'System\.Nullable\`1') {#Abblix.Oidc.Server.Endpoints.DynamicClientManagement.RegistrationAccessTokenService.IssueTokenAsync(string,System.DateTimeOffset,System.Nullable_System.TimeSpan_,string).expiresIn}

The optional duration after which the token expires\.

###### `tokenId` [System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String') {#Abblix.Oidc.Server.Endpoints.DynamicClientManagement.RegistrationAccessTokenService.IssueTokenAsync(string,System.DateTimeOffset,System.Nullable_System.TimeSpan_,string).tokenId}

The identifier \(jti\) embedded in the token and bound to the client\.

Implements [IssueTokenAsync\(string, DateTimeOffset, Nullable&lt;TimeSpan&gt;, string\)](https://www.abblix.com/en/docs/api/abblix-oidc-server/Abblix.Oidc.Server.Endpoints.DynamicClientManagement.Interfaces.IRegistrationAccessTokenService#Abblix.Oidc.Server.Endpoints.DynamicClientManagement.Interfaces.IRegistrationAccessTokenService.IssueTokenAsync(string,System.DateTimeOffset,System.Nullable_System.TimeSpan_,string) 'Abblix\.Oidc\.Server\.Endpoints\.DynamicClientManagement\.Interfaces\.IRegistrationAccessTokenService\.IssueTokenAsync\(string, System\.DateTimeOffset, System\.Nullable\<System\.TimeSpan\>, string\)')

#### Returns
[System\.Threading\.Tasks\.Task&lt;](https://learn.microsoft.com/en-us/dotnet/api/system.threading.tasks.task-1 'System\.Threading\.Tasks\.Task\`1')[System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String')[&gt;](https://learn.microsoft.com/en-us/dotnet/api/system.threading.tasks.task-1 'System\.Threading\.Tasks\.Task\`1')  
A task that results in the encoded registration access token\.