Advantage and disadvantage of enabling SSO

[Brajmohan_Kumar]

I have recently enabled SSO, can anyone please tell me in brief about this feature and also tell me advantage and disadvantage of using this feature.

[fefrei (Felix Freiberger)]

You can find a lot of details in this topic:

DiscourseConnect - Official Single-Sign-On for Discourse (sso)

(Feb 2021) ‘Discourse SSO’ is now ‘DiscourseConnect’. If you are running an old version of Discourse, the settings below will be named sso_... rather than discourse_connect_... The DiscourseConnect protocol allows you to completely outsource all user registration/login in Discourse. The Problem Many sites wishing to integrate with a Discourse site want to keep all user registration in a separate site. In such a setup all login operations should be outsourced to that di…

In short, SSO means that Discourse no longer does user management on its own, it relies entirely on the SSO master to handle this. Whether this is an advantage or a disadvantage depends on your use case – it means that any user of your SSO master can also use Discourse without having to create a separate account there. On the flip side, it is not possible to only have some users sign in this way – SSO always entirely replaces Discourse’s own user management.