目前国家步入了新的发展阶段,云技术、大数据都成为了在社会上应用流传最为广泛的词汇,也成为了当前社会发展的一种大趋势,但云技术融入各个领域,虽然为各个领域的发展带来了新的机遇,也带来了诸多问题,所以如何确保对云技术的灵活应用,是各领域在当前时代背景下都需要深入思考的课题。文中将针对云计算技术进行探讨,分析其对网络安全造成的威胁以及相应对策。 At present, the country has entered a new stage of development. Cloud technology and big data have all become the most widely used terms in the social application. It has also become a general trend of social development. However, the integration of cloud technology into all fields, The development of the field has brought new opportunities and brought many problems. Therefore, how to ensure the flexible application of the cloud technology is a topic that needs deep thinking in all fields in the current era. This article will focus on cloud computing technology to explore its threat to network security and the corresponding countermeasures.