Abstract
Nowadays the main areas of application of information systems with large data is very different, but the wide range of applying now limited due to the unresolved many of the problems of information security big data technologies. The solution of security will enable to increase consumer in the information system of large data and on the other hand, to reduce the risks of unwanted retrieve information by combining the technology of data mining and internet intelligence. This article posed the problem of ensuring information security for big data technologies outlined the main approaches to its solution, and considered their specifics also briefly described infrastructure security for big data related safety of information system.