Posted 2021-09-12Updated 2021-09-12a few seconds read (About 109 words)2021工控安全线上初赛遭到黑客攻击!打开wireshark,发现异常数据发现是莫斯电码,解码以后就可以拿到flag 工控协议分析这题也是赛后才做出来的,和18年的题目很像,看到有write var写入,设置筛选条件: s7comm&&s7comm.param.func==0x05 然后拼凑起来即可 2021工控安全线上初赛http://example.com/2021/09/12/2021工控安全线上初赛/Authorvague huangPosted on2021-09-12Updated on2021-09-12Licensed under