  Objectives: This paper presents a brief review on Aadhaar card, and discusses
the scope and advantages of linking Aadhaar card to various systems. Further we
present various cases in which Aadhaar card may pose security threats. The
observations of Supreme Court of India are also presented in this paper
followed by a discussion on the loopholes in the existing system. Methods: We
conducted literature survey based on the various research articles, leading
newspapers, case studies and the observations of Supreme Court of India, and
categorized the various cases into three categories. Findings: Aadhaar project
is one of the significant projects in India to bring the universal trend of
digital innovation. The launch of this project was focused on the
inter-operability of various e-governance functionalities to ensure the optimal
utilization of Information, Communication and Technology Infrastructure.
Towards this Government of India has recently made Aadhaar card mandatory for
many government applications, and also has promoted Aadhaar enabled
transactions.
  Improvements: There are many issues related to security and privacy of the
Aadhaar data need to be addressed. This paper highlights such cases.

Computers and Society