4. Consider the following statements:
Statement 1: Masking an Aadhaar number means replacing the first eight digits with some characters like “xxxx-xxxx” while only the last four digits of the original number are visible.
Statement 2: Aadhaar Identity Authentication ecosystem has provided adequate features for protecting and safeguarding the identity and privacy of the Aadhaar holder.
Which one of the following is correct in respect of the above statements?