BioMed Research International

Research Article

An Improved Biometrics-Based Remote User Authentication Scheme with User Anonymity

Table 1

Notations with their description.
NotationsDescription
Trusted registration centre
Server
User
Identity of   
Password of   
Biometric template of   
Smart card of   
Random number chosen by  
Random number generated by     of  
Random number generated by  
Attacker
  and Secret keys maintained by  
h(·)One-way hash function
Bitwise XOR operator
Concatenation operator