This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

Buscar en Ayuda

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

authentication failed messsage when trying to access e yahoo mail

  • 1 respuesta
  • 1 tiene este problema
  • 7 visitas
  • Última respuesta de WestEnd

more options

Tried to get into yahoo mail. Get the following error message when trying to access password:

SAML 2/0 authentication failed. followed by a long e-mail address followed by; Error details FBTSML.21.5E The name identifier policy in the authentication request could not be met by this identity provider.

What gives?

Tried to get into yahoo mail. Get the following error message when trying to access password: SAML 2/0 authentication failed. followed by a long e-mail address followed by; Error details FBTSML.21.5E The name identifier policy in the authentication request could not be met by this identity provider. What gives?

Todas las respuestas (1)

more options

You should contact yahoo email support about this since this isn't a firefox end user help support to fix another email provider login issue. Otherwise sounds like there is a certificate issue and that would be something yahoo needs to fix.