# Supported environment variables

| Variable | Description | Required | Default value |
| ---------| ----------- | -------- | ------------- |
| BIND_ADDRESS | 
| CSRF_COOKIE_SECURE | 
| FILESYSTEM_SESSIONS_ENABLED | 
| LDAP_ENABLED | 
| LOCAL_DB_ENABLED | 
| LOG_LEVEL | 
| MAIL_DEBUG |
| MAIL_DEFAULT_SENDER | 
| MAIL_PASSWORD | 
| MAIL_PORT | 
| MAIL_SERVER | 
| MAIL_USERNAME | 
| MAIL_USE_SSL | 
| MAIL_USE_TLS | 
| OFFLINE_MODE | 
| OIDC_OAUTH_API_URL |  |  |  |
| OIDC_OAUTH_AUTHORIZE_URL |
| OIDC_OAUTH_TOKEN_URL |  |  |  |
| OIDC_OAUTH_METADATA_URL |  |  |  |
| PORT | 
| REMOTE_USER_COOKIES |
| REMOTE_USER_LOGOUT_URL |
| SALT |
| SAML_ASSERTION_ENCRYPTED |
| SAML_ATTRIBUTE_ACCOUNT | 
| SAML_ATTRIBUTE_ADMIN | 
| SAML_ATTRIBUTE_EMAIL | 
| SAML_ATTRIBUTE_GIVENNAME | 
| SAML_ATTRIBUTE_GROUP | 
| SAML_ATTRIBUTE_NAME | 
| SAML_ATTRIBUTE_SURNAME | 
| SAML_ATTRIBUTE_USERNAME | 
| SAML_CERT | 
| SAML_DEBUG | 
| SAML_ENABLED | 
| SAML_GROUP_ADMIN_NAME | 
| SAML_GROUP_TO_ACCOUNT_MAPPING | 
| SAML_IDP_SSO_BINDING | 
| SAML_IDP_ENTITY_ID | 
| SAML_KEY | 
| SAML_LOGOUT | 
| SAML_LOGOUT_URL | 
| SAML_METADATA_CACHE_LIFETIME | 
| SAML_METADATA_URL | 
| SAML_NAMEID_FORMAT | 
| SAML_PATH | 
| SAML_SIGN_REQUEST | 
| SAML_SP_CONTACT_MAIL | 
| SAML_SP_CONTACT_NAME | 
| SAML_SP_ENTITY_ID | 
| SAML_WANT_MESSAGE_SIGNED | 
| SECRET_KEY   | Flask secret key [^1] | Y | no default |
| SESSION_COOKIE_SECURE | 
| SIGNUP_ENABLED | 
| SQLALCHEMY_DATABASE_URI | SQL Alchemy URI to connect to database | N | no default |
| SQLALCHEMY_TRACK_MODIFICATIONS | 

[^1]: Flask secret key (see https://flask.palletsprojects.com/en/1.1.x/config/#SECRET_KEY for how to generate)