Xiaojun Guo Guang Cheng 0001 Yifei Hu Mian Dai Progress in Command and Control Server Finding Schemes of Botnet. 1723-1727 2016 Trustcom/BigDataSE/ISPA https://doi.org/10.1109/TrustCom.2016.0264 conf/trustcom/2016 db/conf/trustcom/trustcom2016.html#GuoCHD16