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Before performing an SSL data transfer, Both sides of the communication must first shake hands with SSL, The encryption algorithm has been negotiated to exchange the encryption key, Perform identity authentication, Normally, This SSl handshake process only needs to be performed once, But there is a Regegotiation option in the SSL protocol, It allows renegotiation of the secret key to create a new key, The attacker repeatedly carries out the key renegotiation process, and the key renegotiation process requires the server to invest 15 times more CPU computing resources than the client. In addition, even if the server does not support Renegotiation, the attacker can still create similar attack effects by opening a new SSL connection separately."Then you mean, in the subsequent battle with the" killer bee ", you still rely on the guns in your hands? If so, what effective means do you have to persist in fighting?" I asked.老丁挑了挑眉毛说道，再说了，你是举人家的公子，大家看着举人的声望，也会来帮忙的。　　队长由从苏联学成归来的沈桦担任。突击队如一把“无影尖刀”深插入敌人心脏，成功盘活北满抗联形势。日本方面紧急调遣有“地狱黑天使”之称的日本间谍之花——川崎良子赶赴北满，应对突击队。这个世界，文化方面远不如陈启原来的那个世界，这首诗就更不用说了，说它是最美的现代情诗，一点也不为错。