November 2011
Intermediate to advanced
320 pages
10h 18m
English
Let’s leave the bizarre world of URL parsing behind us and go back to the basics. Earlier in this chapter, we implied that certain schemes may have unexpected security consequences and that because of this, any web application handling user-supplied URLs must be cautious. To explain this point a bit better, it is useful to review all the URL schemes commonly supported in a typical browser environment. These can be combined into four basic groups.
These schemes, handled internally by the browser, offer a way to retrieve arbitrary content using a particular transport protocol and then display it using common, browser-level rendering logic. This is the most rudimentary ...
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