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DDOS is not an attack, but a general term for a large category of attacks. There are dozens of types of it, and new attack methods are still being invented. Every link of website operation can be the target of attack. As long as one link is breached and the whole process cannot run, the purpose of paralyzing the service is achieved.Security executives are never willing to talk about these attacks because they do not want their remarks to attract more attention to the enterprise. They even worry that providing basic information on defense strategies alone will be enough to attract attackers to come and find security vulnerabilities.? Set the methods in the above multiple factory method modes to static, and call them directly without creating instances.李长明沉吟道：要真是板栗和小葱，那你是要去帮他们。曾经胸怀奥运拳王梦想的林德奎（黄正民 饰），人过中年其人生几近完败，他所经营的面馆门可罗雀，与女儿的关系又紧张非常。在此关头，他半推半就参加了赏金丰厚的“格斗真人秀”。不鸣则已，一鸣惊人，林德奎接连击败强劲对手，与黑社会小混混申载硕（尹济文 饰）的对决更令现场和电脑、电视机前的观众大为惊叹。节目收视率直线攀升，林德奎不仅拥有自己的坚实拥趸，连面馆的生意也顺带好了起来。不久之后，拳台另一角走来青年时代的好哥们，日常跟在老板屁股后面点头哈腰的某企业部长李尚勋（柳俊相 饰）。生活在彼此的心头蒙下厚厚尘土，是时候用拳头击碎虚伪的面具了。System他也意识到，也许处死汪直这件事，有些草率了。