2011年4月网络安全监测数据分析

Network Security Monitoring Data Analysis Report of 2011 April

该文根据CNCERT监测结果,2011年4月,我国网页篡改数量、境内木马和僵尸网络受控主机数量较3月略有下降。其中,被篡改政府网站数量大幅减少,木马和僵尸网络境外受控主机数量数量明显增加。

According to CNCERT,the number of IP address including dynamic IP of computers embedded with Bot code and the number of IP address embedded with Trojan have increased a lot during April 2011 in Chinese mainland discovered via sample monitoring,however,the number of defaced website has decreased a lot. The main indicators of the nationwide internet security situation show as below： In terms of malicious codes,we discovered about 1,640,000 IPs in Chinese mainland been controlled by Trojan and Botnet,decreased by 4%,compared with last month;In terms of website security,the number of defaced websites has decreased by 2% with the number 3,201 compared with last month. Among the 3,201 defaced websites,about 228 websites ended with gov.cn,increased by 28%.