#### [Abblix\.Jwt](https://www.abblix.com/en/docs/api/abblix-jwt 'index')
### [Abblix\.Jwt](https://www.abblix.com/en/docs/api/abblix-jwt/Abblix.Jwt 'Abblix\.Jwt').[ValidationParameters](https://www.abblix.com/en/docs/api/abblix-jwt/Abblix.Jwt.ValidationParameters 'Abblix\.Jwt\.ValidationParameters')

## ValidationParameters\.ValidateIssuersDelegate\(string\) Delegate

Validates a token issuer against expected values\.

```csharp
public delegate System.Threading.Tasks.Task<bool> ValidationParameters.ValidateIssuersDelegate(string issuer);
```
#### Parameters

###### `issuer` [System\.String](https://learn.microsoft.com/en-us/dotnet/api/system.string 'System\.String') {#Abblix.Jwt.ValidationParameters.ValidateIssuersDelegate(string).issuer}

Issuer to be validated\.

#### 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\.Boolean](https://learn.microsoft.com/en-us/dotnet/api/system.boolean 'System\.Boolean')[&gt;](https://learn.microsoft.com/en-us/dotnet/api/system.threading.tasks.task-1 'System\.Threading\.Tasks\.Task\`1')  
A task that returns true if validation succeeds\.