The Unique Identification Authority of India (UIDAI) offers a service called Biometric Locking/Unlocking. This service is designed to empower Aadhaar holders to secure their biometric data: fingerprints, iris scan and facial recognition.
UIDAI Update: Step-by-step guide to retrieve lost Aadhaar card sitting at home - UIDAI also issued a direct link through which users will be able to access and download their 12-digit unique ID.