+ = Gather information to solve the problem using the information
You can use the time to learn or work.
Then tell how applications under the above ideas on practical topics.
1 penetration
Information Collection: mainly on learning which channels to collect information from, how to gather information more quickly and efficiently,
Information use: how to convert from one message to another information, such as know the CMS version of the target, we can guess what the target vulnerabilities. You know what the target function, which may have loopholes.
2 code audit
Information use: usually accumulated a lot of code patterns, know what kind of wording in question,
Information Collection: audit mode when looking for loopholes in the code in the code
3 Programming
Information Collection: requirements gathering information as accurately as possible
The use of information: the information is converted step by step