Biometrics applications can also be classified in the following groups.
This is related to the use of biometrics in medical applications, such as medical diagnoses. The idea is to extract biometrics pattern and associate it to possible diseases. This type of application is still new, but it has a great potentiality. According to the researcher in this area, the biometry could be also applied for personal character identification.
This refers to the use of biometrics mainly for criminal and body identification.
The motivation of using biometric concerns the convenience in the use of some services where authentication are needed. For example, biometrics dispenses us of the necessity of remembering the passwords and PINs or carrying IDs, Tokens, or any other document to prove our identity.
The biometric was always concerned with the security. its main interest is to reduce frauds and control the access to restricted areas.