August 2021
Intermediate to advanced
304 pages
8h 50m
English
Content preview from Full Stack Python Security
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14 Cross-site scripting attacks
This chapter covers
- Validating input with forms and models
- Escaping special characters with a template engine
- Restricting browser capabilities with response headers
In the preceding chapter, I introduced you to a handful of little injection attacks. In this chapter, I continue with a big family of them known as cross-site scripting (XSS). XSS attacks come in three flavors: persistent, reflected, and DOM-based. These attacks are both common and powerful.
Note At the time of this writing, XSS is number 7 on the OWASP Top Ten (https://owasp.org/www-project-top-ten/).
XSS resistance is an excellent example of defense in depth; one line of protection is not enough. You’ll learn how to resist XSS in this chapter ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.