This Recommendation defines a telebiometric multimodal model that provides a common framework for the specification of four interconnected security issues: privacy, authentication, safety and security with, for example "acceptable biometric authentication schema" (see Appendix II).
ITU-T X.1081-2011 history
2011ITU-T X.1081-2011 The telebiometric multimodal model A framework for the specification of security and safety aspects of telebiometrics Study Group 17