The WhatsApp group was accessed by the reporter of the media.
The reporter joined the WhatsApp group and paid Rs 500 via Paytm. In return for the meager sum, the WhatsApp group provided him with an ID, Password as an access to details of any Aadhaar number. The reporter could enter any Aadhaar number and get access to details relating to name, address, phone number, photo, email.
Also with an additional amount of Rs 300, the WhatsApp group offered to give them a software for printing Aadhaar details.
Sanjay Jindal, The Additional Director- General, UIDAI regional center, Chandigarh has termed the incident as a "major national security breach".
He also said later that this report can only be confirmed by technical investigation.
The major data breach was continuing for the past six months, the media reported. It also said that there may be One lakh illegal users of Aadhaar Card.
A report also said that the UIDAI on its website recently introduced an option for Aadhaar users to find if there was any misuse of their details.
The "major national security breach" has come two months after Unique Identification Authority of India (UIDAI) assured in November that details of Aadhaar were safe from breaches.
UIDAI has reportedly denied the claims calling it "misreporting". It once again assured that there was no Aadhaar data breach and the data is completely safe and secure.