Fog Computing: An Overview of Big IoT Data Analytics

Table 4

Pros and cons of fog computing.

Pros	Cons
Improves the system response time	Trust and authentication anxiety
Conserves network bandwidth	WAN security concern
Systematic mobility support	Man in the middle and IP address bluffing security issues
Minimizes the latency at core network	Availability or cost for fog equipment/hardware
Superfluous data restriction support to send at cloud	Physical location might be takes away from any data benefit of the cloud anytime and anywhere
Improvement of security by keeping data close to the edge	Privacy issue by the distributed processing