当前,随着计算机科学与技术的迅速发展,以计算机技术为核心的通信网络也随之日益发展壮大。计算机通信网络在国民经济各个领域乃至人们的日常生活中发挥着重要的作用。随着全球范围内计算机安全形势的日趋严峻,针对计算机通信网络的各种攻击也不断的增多。因此,必须采取有效的措施应对计算机通信网络的安全问题,保证其稳定高效的运作。分析计算机通信网络安全问题产生的原因,并探讨计算机通信安全的相关的关键技术。 At present, with the rapid development of computer science and technology, the communication network with computer technology as the core has also become more and more developed. Computer communication networks play an important role in daily life in all fields of national economy and even in people. With the increasingly serious situation of computer security in the world, various attacks against the computer communication network have been constantly increasing. Therefore, we must take effective measures to deal with the security of computer communication network to ensure its stable and efficient operation. Analyze the causes of computer communication network security problems and discuss the key technologies related to computer communication security.