Shulou(Shulou.com)06/01 Report--

Personal introduction:

Not *, not skilled people, like to use index switches like to share your experience, like to solve some practical problems, have some development experience, have a little understanding of commonly used development languages, and have done some cracking and security protection. I'd like to share with you.

Disclaimer:

In recent years, I have encountered a lot of things that need to be cracked (no violations of laws and property rights). Here, sharing with friends who like technology, these series of articles are only used for technical exchanges. Please consciously abide by national laws and regulations after reading. Use your knowledge and experience for positive purposes such as enhanced security.

Themes:

The series mainly introduces some of my experiences around sql injection and decompilation.

Table of contents:

First, list the outline of the question:

1. Php e-commerce website * and protection

2. the website of the examination system is full of libraries.

3. System serial number cracking

4. Decompilation of passive code program to repair SQL bug

5. decompiled and modified text of passive code program

6. Modified version number of passive code

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