What is Soft privacy technologies?

Soft privacy technology falls under the category of PET, Privacy-enhancing technology, as methods of protecting data. PET has another sub-category, called hard privacy. Soft privacy technology has the goal to keep information safe and process data while having full control of how the data are being used. Soft privacy technology emphasis the usage of third-party programs to protect privacy, emphasizing audit, certification, consent, access control, encryption, and differential privacy. With the advent of new technology, there is a need to process billions of data every day in many areas such as health care, autonomous cars, smart cards, social media data, and more.