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[roke_julian_lockhart (Mr Beedell, Roke Julian Lockhart)]

@Moin，是的。谢谢。是否有功能请求允许在启用双因素认证（2FA）的情况下使用 OAuth2 单点登录（SSO）？我问这个问题是因为其他平台确实允许这两者同时生效。

Why is 2FA incompatible with Associated Accounts?

Well, the reason being is that your associated accounts can also be compromised, and AFAIK associated accounts bypass the 2FA restriction on forum accounts. That is why 2FA suppresses associated accounts. Associated accounts can be compromised, especially without 2FA allowing bad-actors to therefore, log into your forum account as well. However, there is a site setting you can modify to stop 2FA-accounts from suppressing associated account logins. It’s named Enforce second factor on external au…