Niffler: A Context-Aware and User-Independent Side-Channel Attack System for Password Inference

Table 1

Device list.

Model	Screen size	CPU	Sample rate	Android
Meizu Mx5	5.5 inches	Helio X10	~50 HZ	V5.0
Nexus 4	4.7 inches	APQ8064	~50 HZ	V4.1
OPPO R8	5.2 inches	Cortex-A53	~50 HZ	V4.4