What is Aadhaar?
Historical Background
Key Points
10 points- 1.
Unique Identity: Provides a unique, lifelong identity number to residents, designed to eliminate duplicate and fake identities across various databases.
- 2.
Biometric & Demographic Data: Based on the collection of fingerprints, iris scans, facial photographs, and demographic details (name, address, date of birth, gender).
- 3.
Voluntary Enrollment: Enrollment is voluntary for residents, though it has become practically essential for accessing many government services and benefits.
- 4.
Authentication: Enables online authentication of identity using biometric or demographic data, facilitating 'Know Your Customer' (KYC) processes for various services.
- 5.
Service Delivery: Used for targeted delivery of subsidies, benefits, and services (e.g., PDS, MNREGA, pensions, LPG subsidy) under the Direct Benefit Transfer (DBT) program, reducing leakages.
- 6.
Financial Inclusion: Facilitates opening bank accounts, accessing credit, and other financial services for the unbanked and underbanked population.
- 7.
Data Security: The Aadhaar Act mandates UIDAI to protect the security and confidentiality of identity information stored in the Central Identities Data Repository (CIDR).
- 8.
Puttaswamy Judgment: The Supreme Court upheld the constitutional validity of Aadhaar for welfare schemes and tax purposes, while restricting its mandatory use for private services.
- 9.
Massive Scale: Covers approximately 138 crore (1.38 billion) users, making it one of the world's largest biometric identity systems.
- 10.
Digital Public Infrastructure: Forms a critical component of India's digital public infrastructure, enabling various digital services and e-governance initiatives.
Recent Developments
4 developmentsContinued integration with new government schemes and services to enhance efficiency and transparency.
Introduction of enhanced security and privacy features such as masked Aadhaar, virtual ID, and Aadhaar lock/unlock.
UIDAI's ongoing efforts to strengthen the security framework to protect the vast user data, especially in light of new data protection laws.
Government's push for Aadhaar-enabled payment systems and other digital services to promote a cashless economy.
This Concept in News
2 topicsSupreme Court boosts judicial team for West Bengal special revision
25 Feb 2026This news underscores the increasing role of Aadhaar in various aspects of governance, including electoral processes. It demonstrates how Aadhaar is being used in practice to verify identity and prevent fraud, in this case, in the context of voter list revisions. The news highlights the ongoing efforts to ensure the integrity of electoral rolls and the importance of reliable identification mechanisms. This news reinforces the need to understand the legal and practical implications of Aadhaar, as well as its potential benefits and risks. Understanding Aadhaar is crucial for analyzing news related to governance, social welfare, and technology, as it is a key component of India's digital infrastructure and identity ecosystem. The use of Aadhaar in the West Bengal case shows its practical application in ensuring fair and transparent elections.
Supreme Court Permits Odisha and Jharkhand Judges to Assist Bengal SIR
25 Feb 2026The news about Aadhaar's use in West Bengal's electoral roll revision highlights its role in identity verification. It shows how Aadhaar, despite privacy concerns, is increasingly used to ensure accuracy and prevent fraud in government processes. This raises questions about balancing efficiency with individual rights. The Supreme Court's involvement underscores the need for judicial oversight in Aadhaar's implementation. Understanding Aadhaar's legal framework and practical applications is crucial for analyzing such news and answering related UPSC questions. This news demonstrates the ongoing evolution of Aadhaar's role in Indian governance and the importance of staying informed about its implications.