Technology is driving modern society. The impact is visible in all social aspects, from governments and market economies, to global trade, travel and communications. Digital technologies have further revolutionized our world, and since the advent of the Internet and the World Wide Web, society has become more efficient and advanced. The Internet as one of the fastest growing sectors has become one of the most important parts of our lives, from business to entertainment. Cyber crimes are also in rapid expansion, which is why our personal information was used without our permission. A secure network has now become the need of any organization. Security threats are increasing day by day, making wired / wireless and high-speed Internet services unsafe and unreliable. Now - day-to-day security measures are working to meet the top demands of today's growing industry. For the purpose of counteracting threats, modern information systems include security engines that implement an adopted security policy. Security policy in accordance with the purpose and conditions of the system can determine the rights of access to resources and regulate the process of auditing user activities in the network communications protection system, formulate ways to restore the system after accidental crashes, etc. For the implementation of the adopted security policy there are legal, organizational, administrative and engineering data protection measures