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Alternatively, we can use macros to insert payload into field code, as Paul Ritchie described in his blog.Step 3: Each part of the host carries out its own duties and launches attacks on the target under the dispatch of the attacker. Because the attacker is behind the scenes, he will not be tracked by the monitoring system during the attack and his identity is not easy to be found.口嫌体正的护妻狂魔言默和努力的机灵鬼乔一间的“陈年冰块”很快被二人的深情融化。生活难免有波折，二人历经社会洗礼感情愈加深厚。懂得了“要走过去争取自己的爱人，有勇气的人才值得被爱”的乔一与和“从见到你的那天起，我就没想过要分开”的言默都会抓紧时间完成这场“从校园到婚纱”。从此执子之手、绝不撒手。In fact, the scene we described above is not perfect, Because the target address of the message accessed by the client may not be the local machine, but other servers. When the kernel of the local machine supports IP_FORWARD, we can forward the message to other servers. Therefore, at this time, we will mention other "levels" in iptables, that is, other "chains". They are "before routing", "forwarding" and "after routing". Their English names areIn February 2018, the initiation traffic of NTP reflection attacks in China mainly came from 111 routers. According to the statistics of the number of attacks involved, routers (219. X.X.11) belonging to Liaoning Telecom involved the most attacks, followed by routers belonging to Zhejiang Telecom (220. X.X.127) and Zhejiang Unicom (124. X.X.21), as shown in Table 4.小鱼儿藏身市井，卧薪尝胆，苦练武功。Creative patterns are patterns used to create objects, abstracting the instantiation process. All creative patterns have two things in common. First, they all encapsulate the specific types of information used by the system. Second, they hide how instances of these classes are created and organized. Creative patterns include singleton patterns, factory method patterns, abstract factory patterns, builder patterns and prototype patterns.