Internet of Things (IoT) of Smart Homes: Privacy and Security

Table 13

Proposed IoT layers with privacy and security challenges.

IoT layer	Privacy challenges	Security challenge
Perception layer	(i) Unauthorized access	(i) Data collection
	(ii) Sensor spoofing	(ii) User identification
Network layer	(i) Data leakage	(i) Man-in-the-middle attacks
	(ii) Traffic analysis	(ii) Denial-of-service (DoS) attacks
Middleware layer	(i) Data aggregation	(i) Middleware vulnerabilities
	(ii) Data retention	(ii) Insider threats
Application layer	(i) User profiling	(i) Insecure interfaces
	(ii) Third-party data sharing	(ii) Application vulnerabilities
Business layer	(i) Data monetization	(i) Supply chain risks
	(ii) Regulatory compliance	(ii) Insider threats