> ## Documentation Index
> Fetch the complete documentation index at: https://devdocs.xbox.com/llms.txt
> Use this file to discover all available pages before exploring further.

# PFAuthenticationValidateEntityTokenAsync

> Method for a server to validate a client provided EntityToken. Only callable by the title entity.

Method for a server to validate a client provided EntityToken. Only callable by the title entity.

## Syntax

```cpp theme={null}
HRESULT PFAuthenticationValidateEntityTokenAsync(  
    PFEntityHandle entityHandle,  
    const PFAuthenticationValidateEntityTokenRequest* request,  
    XAsyncBlock* async  
)  
```

### Parameters

**`entityHandle`**   PFEntityHandle

PFEntityHandle to use for authentication.

**`request`**   [PFAuthenticationValidateEntityTokenRequest\*](/services/playfab/api-references/c/pfauthenticationtypes/structs/pfauthenticationvalidateentitytokenrequest)

Populated request object.

**`async`**   XAsyncBlock\*<br />*Inout*

XAsyncBlock for the async operation.

### Return value

Type: HRESULT

Result code for this API operation.

## Remarks

This API is available on Win32, Linux, and macOS. Given an entity token, validates that it hasn't expired or been revoked and will return details of the owner. When the asynchronous task is complete, call [PFAuthenticationValidateEntityTokenGetResultSize](/services/playfab/api-references/c/pfauthentication/functions/pfauthenticationvalidateentitytokengetresultsize) and [PFAuthenticationValidateEntityTokenGetResult](/services/playfab/api-references/c/pfauthentication/functions/pfauthenticationvalidateentitytokengetresult) to get the result.

## Requirements

**Header:** PFAuthentication.h

## See also

[PFAuthentication members](/services/playfab/api-references/c/pfauthentication/pfauthentication_members)


## Related topics

- [PFAuthenticationValidateEntityTokenGetResult](/services/playfab/api-references/c/pfauthentication/functions/pfauthenticationvalidateentitytokengetresult.md)
- [Services C API overview - PFAuthentication.h](/services/playfab/api-references/c/pfauthentication/pfauthentication_members.md)
- [PFAuthenticationValidateEntityTokenRequest](/services/playfab/api-references/c/pfauthenticationtypes/structs/pfauthenticationvalidateentitytokenrequest.md)
- [PFAuthenticationValidateEntityTokenResponse](/services/playfab/api-references/c/pfauthenticationtypes/structs/pfauthenticationvalidateentitytokenresponse.md)
- [PFAuthenticationValidateEntityTokenGetResultSize](/services/playfab/api-references/c/pfauthentication/functions/pfauthenticationvalidateentitytokengetresultsize.md)