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张槐愕然道：红椒说了啥？小葱摇头道：没说。On the one hand, the core components of the network infrastructure have never changed in the past ten years, which makes some discovered and exploited vulnerabilities and some mature attack tools have a long life cycle and are still valid even today. On the other hand, the rapid development of the application of the Internet seven-layer model has diversified the attack targets of DDoS. From the web to DNS, from the three-layer network to the seven-layer application, from the protocol stack to the application App, the endless new products have also given hackers more opportunities and breakthrough points. Moreover, DDoS protection is a project with unequal technology and cost. Often, the construction cost of a business's DDoS defense system is larger than the cost or benefit of the business itself, which makes many start-up companies or small Internet companies unwilling to make more investment.李敬文急忙问道：你们驻的地方离丰县多远？林聪道：有小两百里路呢。但在杨长帆的战略中，根本就没有什么正面战争。Is encapsulated with transactions.Abnormal triggering probability = abnormal original triggering rate * (1 ± difference between poisoning grade and object grade * 5%) * (1 ± heteroclonal antibody%)