Chapter 20. Security in Dynamic Content

 

“Some people are heroes. And some people jot down notes. Sometimes they're the same person.”

 
 --The Truth—Terry Pratchett

The Common Gateway Interface (CGI) is an integral part of most Web sites today. Dynamic content allows a site owner to gain a better understanding of what visitors to the site are looking for, and it allows site users to communicate better with the owner of the site.

Unfortunately, CGI, and other types of dynamic content, also open up many more security holes than a site with plain HTML. ...

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