| 摘要 |
A feature, characteristic or a portion of the contents of one or more digital files is implanted into one or more biometric information files 19, which are electronically recorded and transmitted and in which the identity of the originator or a trusted third party and all or part of the feature, characteristic or portion of the contents of said files is determined from saidbiometric information files. The digital file may relate to the public key 17 of a registered user and may be retrieved from a server 5, along with the associated biometric file 19, prior to communicating with the user. The biometric file may contain an audio visual video of the user speaking a part of the key, which may then be compared with the key provided in the digital file. A method of communicating messages with a masked identity is also disclosed. |
