C. Cloud Service-For Scalability and performance
Cloud Computing is a buzzword of the new world. the
RPi is not capable of performing the extensive calculations
involved in extracting the feature vector, storing and retrieval
of biometric traits from large databases etc. this is achieved
by a cloud service. The cloud fills this void and further add to
security, device management and so on [17]
In this work, the encrypted images are sent to a cloud where
the images are decrypted and the original image is retrieved.
The cloud service is implemented as a software-as-a-service
(SaaS).