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[Time of Publication] August 26, 2016If a service needs to be public-oriented, it needs to provide a user access interface. These interfaces just give hackers the opportunity to take advantage of them. For example, the TCP/IP protocol handshake defect can be used to consume the link resources of the server, The stateless mechanism of UDP protocol can be used to forge a large number of UDP data packets to block communication channels... It can be said that the world of the Internet has not lacked attack points exploited by DDoS since its birth, from TCP/IP protocol mechanism to CC, DNS and NTP reflection attacks, and what's more, it uses various application vulnerabilities to launch more advanced and accurate attacks.这时，青木也赶了过来，在张槐示意下拉住郑老太太。还望哥哥多提携。《乡村爱情变奏曲》将继续沿承诙谐、幽默、轻松、自然的轻喜剧特点，用真实、本色的表演讲述那些在象牙山村里发生的大事小情、家长里短、恩恩怨怨、是是非非。刘能、赵四、长贵、谢广坤、王老七这几位庄户地里的“能人”在成功的抱上了第三代以后，又因为面子、攀比、小气、人情产生了很多故事；那些不让爹妈省心的年轻人王小蒙、谢永强、刘英、赵玉田、王天来、苏玉红事业已经越做越大，但关于恋爱、婚姻、生娃等让观众啼笑皆非的矛盾仍然存在；再婚的谢大脚、王云还要直面“婚姻的危机”；刘大脑袋的象牙山庄又一次扩大规模并且要把王大拿排挤在外，因此王大拿想了很多有意思的办法……各种故事每天在上演。222. X.X.6The value of this Token must be random and unpredictable. Due to the presence of Token, the attacker cannot construct another request with a legitimate Token to implement CSRF attack. In addition, when using Token, attention should be paid to the confidentiality of Token, and sensitive operations should be changed from GET to POST as far as possible, and submitted in form or AJAX form to avoid Token disclosure.