Trace Attack against Biometric Mobile Applications

Table 1

Results of fingerprint authentication application.

Fingerprint authentication application
	Alteration	Levels	Matching score	Number of features in
				Reference image	Altered image
FVC2002 database	Blur	1	71.42	403	273
		2	55.1		345
		6	31		352
	Noise	1.45	77.7	162	807
		49.9	88.9		490
		82.29	55.66		210
	Luminosity	−84.8	78	360	598
		−12.25	75		681
		50	50		418
	Part of user image	31.16	52	600	672
		93.5	28		321
		115.83	16		196
	Mosaic	—	66.66	287	1,167
		—	37.5	700	1,071
		—	30.43	505	658
	Negative	—	84.78	505	1,728
		—	66.66	700	1,216
		—	44.44	527	1,147
FVC2004 database	Blur	1	70.58	476	703
		2	55.88		623
		6	50		405
	Noise	1.45	14.84	518	801
		49.9	58.06		370
		90.36	70		598
	Luminosity	−84.8	100	356	34
		−12.25	100		518
		50	22.22		51
	Part of user image	80	65	339	612
		120	55		490
		160	25		108
	Mosaic	—	60	339	875
		—	54.54	176	629
		—	42.85	237	531
	Negative	—	82.5	518	528
		—	75	339	503
		—	57.14	231	233