Remote identity authentication method based on password, smart card and biological features
An identity authentication and smart card technology, applied in the field of information security and network, can solve the problems of not being able to resist denial server attacks, authentication table theft attacks, replay attacks and forward secrecy attacks
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[0019] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0020] The meanings of the symbols that appear are shown in the table below:
[0021] U i
i-th user
ID i
User ID
PW i
user's password
B i
User's biological information
N
The random number N generated by the smart card
RPW i
encrypted user password
CID i
encrypted user ID
R s
Encrypted user biometric information
[0022] R c
Random number generated by smart card
X s
The master key shared by the registry and the server
y
The private key that the registry shares w...
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