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Unique Identification Authority of India - Aadhaar

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Aadhaar

Aadhaar is a 12 digit individual identification number issued by the Unique Identification Authority of India on behalf of the Government of India.

Aadhaar Holder

Aadhaar Holder is an individual who holds an Aadhaar Number.

Aadhaar Number

Aadhaar Number is the unique identification number issued to a an Aadhaar number holder by UIDAI

Aadhaar Enabled Services

Aadhaar Enabled Services is services provided by an Authentication User Agency to Aadhaar Holder, using the Aadhaar Authentication Services of UIDAI.

Aadhaar Authentication Services

Aadhaar Authentication Services is the authentication services provided by UIDAI and used by Authentication User Agency where the personal identity information of / data of an Aadhaar-holder (who is a beneficiary, customer, employee or associate of the Authentication User Agency is matched with their personal identity information / data that is stored in the UIDAI’s Central Identity Data Repository in order to provide Aadhaar enabled services to such Aadhaar holder.

Aadhaar Seeding

Aadhaar Seeding means linking Aadhaar holder’s Unique 12 digit AADHAAR number with their Personal Identification Documents or Benefit Cards such as:

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    Scholarships
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    Pension ID
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    MNREGA Job Card
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    LPG Consumer ID

BC or Business Correspondent

Business Correspondent is a term for banking channel for rural India.

B-FTE

Biometric Failure to Enrol

BFD Best Finger Detection

Best Finger Detection means identification of the best finger(s) to improve authentication accuracy and hence be more inclusive in supporting Aadhaar authentication across all sections of society.

BPL

Below Poverty Line

 

CSC

Common Service Centres operating as franchisees of Service Center Agency (SCA) within a State, as part of the CSC Scheme of the National E-Governance Plan of India.

CSO

Civil Society Outreach, an invitation undertaken by UIDAI to get learnings from NGOs on issues related to Migrant labour, homeless etc.

De-duplication

De-duplication is the process of using the Demographic and Biometric data collected from an enrollee to check against rest of the data so as to avoid duplicate enrolments.

DoB

Date of Birth

Demographic Data

Demographic Data refers to the personal information collected or verified by the Enrolling Agency based on the data fields prescribed by the UIDAI and by following the process laid down for the purpose. The data collected is passed on to the UIDAI as per the process prescribed.

G2C

Government –to- Citizen or transactions of Government which are targeted to large population.

G2G

Government-to-Government are those transactions that are with Central or State Government.

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Published on: 30 Apr 2026

Last Updated: 30 Apr 2026

Owner: Shubham

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Content Information

Published on: 30 Apr 2026

Last Updated: 30 Apr 2026

Owner: Shubham

Glossary - Unique Identification Authority of India | Government of India