随着网络技术的发展,网络攻击也越来越频繁,网络安全问题日趋严重。基于此,通过简要分析网络攻击的三个阶段,研究网络攻击常用的手法,主要包括口令入侵,安全漏洞攻击,端口扫描攻击,利用木马黑客软件攻击,Web欺骗技术,电子邮件攻击等,并提出防范应对网络攻击的建议。 With the development of network technology, network attacks are also more and more frequent, and the problem of network security is becoming more and more serious. Based on this, the common tactics of cyber attacks are studied by briefly analyzing the three stages of cyberattacks, including password intrusions, security breach attacks, port scanning attacks, trojan hacking software attacks, Web spoofing techniques and e-mail attacks. Prevent network attacks to deal with suggestions.