UIDAI FAQ List

Frequently Asked Questions
  • I received an authentication notification even though I did not authenticate myself. Whom do I approach?
    Answer

    UIDAI contact information, call center number and e-mail Id are provided in the UIDAI’s notification email. You may contact UIDAI with the authentication details provided in the notification e-mail.

  • Is there a mechanism to notify the residents when an authentication occurs against their Aadhaar number?
    Answer

    UIDAI notifies the authentication on the registered email of the resident. Every time UIDAI receives a biometric or OTP based authentication request against an Aadhaar number, a notification is sent to the registered email address.

  • What are the benefits of Aadhaar authentication?
    Answer

    Aadhaar authentication provides an instant mechanism to prove your identity through online authentication. Therefore one need not carry any other ID proof except Aadhaar number.

  • When do I need to authenticate?
    Answer

    Various government schemes and private service providers such as PDS, NREGA, banks, telecom operators have adopted Aadhaar authentication for verification of their beneficiaries/customers. The authentication is generally done either at the time of delivery of benefits or subscribing to the service.

  • What is Aadhaar authentication?
    Answer

    “Aadhaar Authentication” is a process by which the Aadhaar number along with demographic information (such as name, date of birth, gender etc) or biometric information (Fingerprint or Iris) of an individual is submitted to UIDAI’s Central Identities Data Repository (CIDR) for its verification and UIDAI verifies the correctness of the details submitted, or the lack thereof, on the basis of information available with it;

  • Do I need to authenticate with only my thumbs?
    Answer

    Aadhaar authentication can be achieved with any of the ten fingers.

  • What if my authentication request gets rejected even though I provide my fingerprints with my Aadhaar number?
    Answer

    If fingerprint authentication fails, residents can (i) retry with correct placement and pressure of finger on fingerprint scanner (ii) retry with different fingers (iii) cleaning the fingerprint scanner (iv) cleaning the fingers If biometric authentication fails repeatedly over a period of time, resident may approach an Aadhaar updation centre and get their biometrics updated with UIDAI.

  • Will I be denied my entitlements (ration, NREGA job etc.) if my authentication request is rejected?
    Answer

    UIDAI and the service providers availing Aadhaar authentication recognize the fact that Aadhaar authentication is subject to certain technological and biometric limitations such as poor fingerprint quality, network availability etc. Therefore the service providers will have alternate processes to identify/ authenticate their beneficiaries/ customers, including exception handling mechanism at their point of presence, so that residents are not denied entitlements due to technological or biometric limitations.

  • How will I authenticate if my fingerprints are worn out / I have no fingers?
    Answer

    Service providers are advised to deploy alternate authentication mechanisms such as iris authentication, OTP authentication to handle such issues. Additionally, service provider may have other methods of verification of their beneficiaries.

  • How do I request for OTP?
    Answer

    OTP can be requested through service providers’ application requiring OTP authentication on mobile number registered with UIDAI.