Privacy-Preserving Fingerprint Authentication Using D-H Key Exchange and Secret Sharing

Table 1

Related symbols and their specific meanings.

Symbol	Specific meaning
	Cyclic groups of prime order
	Two distinct generators of
	A big prime, the order of and
	The key used to encrypt original template
	The identity of substorages
	The pseudo-identity of
	Cryptographic hash function for
	The identities of matcher and
	The secret key and public key of
	The secret key and public key of
	The secret key and public key of
	Threshold