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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.该公司遭受了一系列愈演愈烈的丑闻和媒体的严密审查。2018年，他们的使命——连接地球上的每一个人——似乎大错特错。数据泄露、假新闻和对用户安全的黑客攻击威胁要摧毁马克·扎克伯格所建立的一切。Hearing this, employee Ma Jun rented a house near the unit. Employee Zhang Meng did not. He felt: "It's too expensive to waste money. I have plenty of time anyway."　　岂料二人婚后，陈母才得知秦父竟是杀夫仇人。秦香莲一心操持家务，侍奉婆母，陈母却要将秦香莲赶出家门。善良的陈母欲以伤害自己来达到目的，却让儿子儿媳伤得更深。秦香莲无意为难婆婆而离家，陈世美却因种种由头欲入赘秦府，秦香莲几番阻拦不及，陈世美最终得知秦父身份……宁静郡主也急促对香荽道：香荽妹妹，你快歇了。海盗啊。