ay result in this header being set, and the
login status being stored by the browser.

See [ Update login status using the Login Status API ](/en-
US/docs/Web/API/FedCM_API/IDP_integration#update_login_status_using_the_login_status_api)
for more information about FedCM login status.

Header type  |  [ Response header ](/en-US/docs/Glossary/Response_header)  
---|---  
[ Forbidden header name ](/en-US/docs/Glossary/Forbidden_header_name) |  no   
  
##  Syntax

http

    
    
    Set-Login: status
    

##  Directives

` status `

    

A string representing the login status to set for the IdP. Possible values
are:

  * ` "logged-in" ` : The IdP has at least one user account signed in. 
  * ` "logged-out" ` : All IdP user accounts are currently signed out. 

**Note:** Browsers should ignore this header if it contains any other value.

##  Examples

http

    
    
    Set-Login: logged-in
    
    Set-Login: logged-out
    

##  Specifications

Specification  
---  
[ Federated Credential Management API  
#  login-status-http  ](https://fedidcg.github.io/FedCM/#login-status-http)  
  
##  Browser compatibility

BCD tables only load in the browser  with JavaScript enabled. Enable
JavaScript to view data.

##  See also

  * [ Federated Credential Management (FedCM) API ](/en-US/docs/Web/API/FedCM_API)

##  Help improve MDN

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](https://github.com/mdn/content/blob/main/CONTRIBUTING.md "This will take you
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This page was last modified on  Feb 21, 2024  by  [ MDN contributors ](/en-
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