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6. One more copy of "subsidy" per month内详女孩们又回到了第二个系列节目中，在北爱不稳定的和平进程的背景下，用他们所有的老把戏来引导父母、派对、爱情兴趣和学校。In this example, the policy pattern is used to encapsulate the algorithm. However, in practice, it can be used to encapsulate almost any type of rules, as long as the similarities between different rules are analyzed and abstractedEarlier this year, a blackmail software called "WannaCry" began to attack the Internet, from Chinese universities to British hospitals. In April this year, IDT, a Newark, New Jersey-based telecommunications company, suffered a similar attack, which was discovered by Goran Ben-Oni, the company's global chief operating officer. As Ben Oni said in an interview with the New York Times, he immediately realized that this blackmail software attack is different from other attacks against companies. It not only steals the information in the databases it infiltrates, but also steals the information needed to access these databases. This kind of attack means that hackers can not only obtain this information quietly, but also continuously monitor who accesses this information.The verification code changes when recording, so if you want to use BurpSuite for replay attacks, you need to find a login website that does not need the verification code. 2.2. 2 During the experiment, first of all, according to the above analysis of replay attacks, I chose Touniu Net for the experiment. You can see that its login page does not need to enter a verification code. Then log in, And open BurpSuite to observe the intercepted login information, Forward the unwanted response in the past, Find the important information part, and the intercepted content is shown in the following figure: the circled part is my login name and encrypted password. Record the information to carry out replay attack. When accessing the login page again, only the request needs to be released again to achieve the login effect, without inputting the user name and password. The way to replay the attack is as follows, Choose Block Login Info. Right-click SendtoRepeater for a replay attack, Then enter the Repeater tab to observe, You can see that the content of the attack that you will replay appears in the request interface. Stand-alone go makes replay attacks, The return information of the page appears in the response interface, It represents the success of login authentication, as shown in the following figure: Let's modify the login information just recorded and replay it again to see how the results will be different. Here, I have deleted several digits from the user name, so the login will fail. Through the Compare tab, we can compare the page response after two logins.