Big loopholes, Adonis renamed all kinds of money-name hotels, car rentals, shopping, loophole, Bug-IT information

Learn computer programming students should know that the "Null" representing a null value by default, so the vast majority of software/system is not allowed to "fill in". A few days ago, one called "Raven Felix Null" Casanova at the age of 24 on the Reddit exposure, he took advantage of the vulnerability at age 20, his name was changed to the present name, and a local life.

According to Raven Felix Null said, after renaming, not only did he eat the "Overlord meal", hotel accommodation, car rentals, shopping and even do not have to pay. While most of the front desk personnel and merchants discovered the vulnerability, but because the system does not recognize that they were helpless, so he started with much fanfare "Super VIP."

Of course, Raven admitted practice of Belial and a jerk, he expressed himself so many times for free treatment, because the system will popup "last name cannot be null" error. Service personnel can help him again later entry, if he minded that tries to enter his name correctly, Raven will be discriminated against on the grounds, threat warnings to each other. Typically, service providers will choose to release.

Raven said there are no plans to change back to the normal name.

惊天漏洞，美男子改名后酒店、租车、购物各种不花钱 - 姓名,漏洞,Bug - IT资讯

了解计算机编程的同学应该知道，“Null”默认代表空值，所以绝大多数软件/系统都是不允许“填空”。日前，有位名为“Raven Felix Null”的24岁美男子在Reddit上自曝，他利用该漏洞在20岁时将自己的名字改成了现在的名字，于是过上了土豪的生活。

据Raven Felix Null称，改名之后，他不仅吃上了“霸王餐”，甚至连酒店住宿、租车、购物都不用掏钱。虽然多数前台人员和商家发现了这个漏洞，但由于系统不识别，他们也对此无可奈何，所以他就大张旗鼓地做起了“超级VIP”。

当然，Raven承认自己的做法有些无赖和混蛋，他表示自己得到了很多次免单的待遇，因为系统会弹出“姓氏不能为空”的错误提示。服务人员只能稍后再帮他录入，如果他一根筋地想要努力正确地输入他的名字，Raven就会以被歧视为由，威胁警告对方。通常情况下，服务人员会选择放行。

Raven表示，目前还没有改回正常名字的打算。