Which one is not regarded as a good practice for protecting digital privacy and

security?

$($A$)$ Using anonymization strategies such as aggregation of personal data and de$-$

identification of personal data.

$($B$)$ Adopting advanced technology such as blockchain to enhance privacy and

security of the data flow.

$($C$)$ Obtaining informed consent for the collection, release and sharing of citizens$$

personal information.

$($D$)$ Maximizing the sharing and use of identifiable citizen data in digital government

relationships