watch serial number authentication

Recently, due to the needs of the project, the need to get the machine's hard drive serial number and MAC address information, under C #, it is easy to obtain this information, but in the C + + program feel more trouble. After Baidu, found that a lot of prawns are through the WMI to obtain these hardware information, the network also has relevant code, through the actual debugging, but also found that it is

if you want to protect the user credentials, the security attributes of HttpOnly and strict security attitude must be. While all the classic hijacking threats still exist, the problem of addressing these cookies must not be overlooked.3, do not "Remember me" function?The main question to consider at this time is: is my information valuable, or is my time worth it? This is the direction that the user considers the problem, but not necessarily the direction that the system owner considers!!Theref

present in many applications, and these backdoors are usually accounts or passwords that are not subject to regular rules. For example, the previous system, developers for testing convenience, set the verification code if it is "9999", no verification code verification, this similar situation in some "verification code" is a very complex system in a wide range of existence.The more extreme one is the special backdoor password, which can be used with any user name. Why is there such a design? Fo

. The input of an invalid serial number is acceptable, but Nero will randomly engrave the bad disk. You can run the nerocmd -- listdrives command in DOS to verify whether your serial number can pass authentication. When registering, try to use the

Who said VB is weak? Look at this program! Originally, a commercial application of mine was cracked ~~~ The program only hides some key registration information in the registry. After disassembly, it is easy to crack. I thought of modifying the serial number of this hard disk partition to hide some key information, though only four bytes. As a dynamic internal authentic