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/plead (Defence)"QQ" contacts family members and customers, separating work and life.BeijingWe all know that computers have a certain security protection system. Through the security protection system, computers can detect certain abnormal viruses and give reminders and removals. The DDOS attacker achieves its goal by evading this protection system and carrying out a rejection attack on the computer, thus bringing the other computer into its own control.就读大学的森永，暗恋一个讨厌同性恋且个性火爆蛮横的学长·巽宗一已经四年了。想要表达自己的爱慕，希望能够一亲学长芳泽，但是却比登天还难……不过没有想到的是原本不怀任何期待的森永，碰到了一个绝佳机会！森永长年的思念能得到回报吗！？This article has been published by Netease Cloud Community authorized by author Lin Weihao (please do not reprint without permission). The original link: DDoS Attack and Defense: From Principle to Practice (Part I)Two years ago, family changes and bad marriage caused Mary to have a mild depressive reaction. But on the surface, Mary is more "happy" than before. "I just try my best to feel that I am very good and cannot let others know." Mary said. She covered up everything with a smile or positive energy expression, but her inner depression snowballed until the night two years later, when it completely collapsed.