Abstract: With the technological innovation and rapid iteration of the telecommunications industry, 5G, ArtificialIntelligence, Big Data analysis, the Internet of  Things and other technologies continue to emerge, providing a technical premise and a basic platform for the digital and intelligent transformation of the telecommunications industry. This paper summarizes the five major services types and application prospects of the telecommunications industry. Taking business support systems, big data platforms, cloud computing services, and IoT services as typical cases, and combining services characteristics to analyze network data security risks in business management and technology, this paper proposes the countermeasures and suggestions for the establishment of a data security management work system and the improvement of data security technology support capabilities, and provide ideas for relevant companies in the telecommunications industry to actively respond to new trends, situations and problems.

Key words: new technology, new services, data security