12306 database collision Attack is what

　What is a crash library?

The pool is a very professional look, but the actual understanding is very simple noun. It is really the hacker's boring "prank". The hacker first collects the user + password information that the Internet has leaked, generate the corresponding dictionary table, and then use the dictionary listed in the user and password, try to log on to other sites, so that once the user in order to save trouble, in multiple sites set the same user name and password, hackers will easily pass the dictionary already in the information, Login to these sites to obtain information about the user, such as: mobile phone number, ID number, home address, Alipay and net bank information. The disclosure of these information will not only bring great loss to users and the spirit and economy, but also bring negative effects to the relevant websites.

For example: The recent smear incident in Jingdong, in fact, the hacker is the use of "pool" approach, "coincidentally" to obtain some of the Jingdong user data (username password), and then by imitating user comments, to the east left a large number of discredit on the evaluation.

　What harm will the user bring to the pool?

Baidu Security Center said that hackers do everything possible to obtain user information is only the purpose of profit. At present, hackers in access to user information, generally through the following ways to quickly profit.

First, the sale of user accounts in the virtual currency, game accounts, equipment, such as the transformation, that is commonly known as the "stolen number";

Second, for financial accounts, such as: Alipay, net silver, credit cards, stock accounts and passwords, can be used for financial crime and fraud;

Third, for some of the more specific user information, such as: students, workers, bosses, etc., will be through the sending of ads, spam messages, electricity marketing and other ways to profit in disguise;

Four, will be valuable user information directly sold to third parties, such as shop operators and advertising companies.

Obviously, either way, it will bring serious problems to the user's daily life, and even bring economic loss directly.