Technical liaisons between organizations: IETF, OASIS, WS-I, Global
Grid Forum
Examples:
- XML Signature was a joint group between W3C and IETF
- XML Signature/Encryption and OASIS SAML groups
- WS Choreography and OASIS BPEL groups
- WSDL and GGF, WSDL and WS-I Basic Profile
