Class 2.0. Big data platform belongs to the 2.0 class level protection object, with the development of information technology, level protection object has been narrowly defined from the information system, expanding to the network infrastructure, cloud computing platform/system, big data platform/system, Internet of things, industrial control system, the use of mobile Internet technology system, etc., based on the new technology and the new means to put forward a new hierarchical technical protection mechanism and improve the management means is the Level Protection 2.0 standard must be considered.