- XML Encryption (W3C): Message level confidentiality
- XML Signature (W3C): Message level integrity, non repudiation
- XML Key Management System or XKMS (W3C): XML based PKI
- Security Assertions Markup Language or SAML (OASIS): SSO (Single SignOn), Authentication and Authorization
- WS-Security (OASIS): SOAP message security
- XACML (OASIS): Access control and policy management
- WS-Trust (OASIS): Trust management
- WS-Policy (W3C): Policy management
- WS-SecureConversation (OASIS): Secure session management
- XBCF (OASIS): Biometrics
- SPML (OASIS): Service provisioning
- Project Liberty (Sun etc): Federated identity
- WS-Federation (MS, IBM): Federated identity