Secure and Privacy Enhanced Gait Authentication on Smart Phone

Table 1

Relative comparison of our proposed system and state-of-the-art BCSs using different schemes of fuzzy commitment scheme (FCS) and fuzzy extractor (FE).

Study	Modality	Scheme	Key size (bits)	FAR (%)	FRR (%)
[13]	Face (CALTECH); (FERET)	FCS	58; 58	≈0; ≈0	3.5; 35
[15]	Signature	FCS	29	6.95	6.95
[16]	Voice	FE	30–51	<10	<10
This study	Gait	FCS	55; 50	3.92; 1.4	11.76; 32.53