Telekom specific format id, e.g. there will be multiple different token formats derived from SAML 2.0 Assertions Telekom specific encoding id - there can be different encoding formats for the same token format, e.g. SAML Assertions can be encoded as plain XML or in base64-encoding format of the token carried by the response, determines syntax and processing rules for token encoding of the token carried by the response, determines syntax and processing rules for token contains the string representation of the security token - no further token format identifier valid SAM Session Id