PHP Hacking and Security [closed]

It's difficult to tell what is being asked here. This question is ambiguous, vague, incomplete, overly broad, or rhetorical and cannot be reasonably answered in its current form. For help clarifying this question so that it can be reopened, visit the help center. Closed 11 years ago. 开发者_如何学运维

What are the possible security holes that exist in PHP programing. Weak PHP programming.

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The primary response you will get is SQL injection from input not properly sanitized. Another possibility I can think of offhand is allowing scripts to be uploaded and subsequently executed. OReilly has a book on the topic also, oreilly.com/catalog/9780596006563, Essential PHP Security. Also check out the PHP security guide -

http://phpsec.org/projects/guide/

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Have a look at this: Historical security flaws of popular PHP CMS's?