Big data center is an organization or institution that collects, stores, analyzes, mines, and applies massive amounts of data both inside and outside the enterprise using big data technologies and platforms, and the purpose of a big data center is to improve the enterprise's data as well as its management capabilities, and to support the enterprise's decision-making, innovation, competition, and value creation.

On the one hand, big data centers need to obtain internal enterprise data in order to facilitate the integration, cleaning, standardization, modeling and other processing of data, on the other hand, big data centers also need to protect the security and privacy of the internal enterprise data, to avoid data leakage or misuse, so the big data centers want internal enterprise data to give or not to give, need to meet the business needs and to safeguard the security of data between find a balance.