Create a registration code and a registration machine. When you are a beginner

Create a registration code and a registration machine. When you are a beginner

This is intended for beginners. It aims to cultivate their interest. If you are a warrior, you can skip this article. Even if you leave this article empty, you can meet the needs of beginners. For Beginners, getting started is the easiest way to get started ......
[Software name] Special Effects on classic web pages
[Cracking tool] odice v1.10 keymake
[Software Protection] registration code
1. First, use peid to check the shell for no shell.
2. View software information. See figure 1.


3. Use od to load the software. In the Disassembly window, click "right" and select "find ASCII. See figure 2.


4. Find the key information, that is, the error message popped up during registration: incorrect registration code. Please enter it again! See figure 3.


5. Double-click "incorrect registration code. Please enter it again !" Enter OD and you will see: "The registration code is incorrect. Please enter it again !" Jump from 004eca8c (that is, "registration successful, thank you for your registration !" Uplink). The uplink hop on jnz is the key call. We must set a breakpoint on this F2. Figure 4.

6. After F9 is run, enter a point in the software registration box and click OK. In this case, check the content in the upper-right register window. The first act 321 is the registration code that is randomly entered, the third line shows the real code, as shown in Figure 5.


7. Record the real code in the remarks book, rename the file, and save it. Save the method: Right-click the file, and click Copy to execution file/all modifications in the pop-up bar ".
8. A. Copy all in the confirm copy pop-up window. B. Close the pop-up window. C. Click "yes" in the pop-up Confirmation window ". Open the software and enter the real code to register successfully.
9. register the machine: Open the keymake software. 1. Select the registration machine. 2. Enter the corresponding software name in the program name. 3. Enter the following in the interrupt address list: the last three bytes of the interrupted address are 4eca87; the number of interruptions is 1... ... See Figure 7. Generate, confirm, and save the registrar in the same folder of the software. Figure 6

10. Click the just-saved registration machine to bring up the software window. Enter the registration code in the registration column. Select half of the registration code to complete registration. Figure 7