A person is most concerned about the security and privacy of their data. Therefore, UIDAI provides a system for locking and unlocking Aadhaar numbers (UID) to increase the security of Aadhaar number ...

Virtual ID and UID token are now the same as your Aadhaar number The move is aimed at increasing privacy by encouraging use of VID and tokens instead of disclosing 12-digit Aadhaar.