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It is possible to connect a Gitlab instance with eduTEAMS either as a SAML Service Provider or an OIDC client. The integration via SAML provides more benefits as the SAML implementation in Gitlab has (limited) support for authorizing users using groups. The OIDC implementation in Gitlab supports only authenticating users. As a reference this guide is available: https://docs.gitlab.com/13.0/ee/integration/saml.html .
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