Description
CS01:
SAML V2.0 Subject Identifier Attributes Profile Version 1.0
Committee Specification 01
16 January 2019
https://docs.oasis-open.org/security/saml-subject-id-attr/v1.0/cs01/saml-subject-id-attr-v1.0-cs01.odt
https://docs.oasis-open.org/security/saml-subject-id-attr/v1.0/cs01/saml-subject-id-attr-v1.0-cs01.html
https://docs.oasis-open.org/security/saml-subject-id-attr/v1.0/cs01/saml-subject-id-attr-v1.0-cs01.pdf
XML schema: https://docs.oasis-open.org/security/saml-subject-id-attr/v1.0/cs01/schema/saml-subject-id-attr-v1.0.xsd