Version v0.35 of Metabase is no longer supported. Check out the docs for the current stable version, Metabase v0.63.

How do I integrate Metabase and our single-sign on (SSO) option?

The open-source edition of Metabase allows you to integrate with LDAP or Google sign-in. If you’re using a SAML or JWT SSO solution, you will need the Enterprise Edition.