Demystifying Authentication Concepts in Smartphones: Ways and Types to Secure Access

Table 4

Synopsis of physiological biometrics.

Modalities	Authentication types	Usability pros and cons indicated	Security solutions or concerns reported
Face [99, 100]; eyes [10, 101]; iris [102]; fingerprint [103, 104]	One-shot; multifactor; multimodal	[49, 105–109]	[17, 95–97, 99, 100, 102–104, 110]