xss-prevent | XSS prevent is a JavaScript library | Hacking library
kandi X-RAY | xss-prevent Summary
kandi X-RAY | xss-prevent Summary
The XSS prevent stops the XSS threats by means of a contextual output encoding/escaping. Supports for most common context targets in web applications (e.g. HTML, XML, CSS, JavaScript, URL Params). It also provides a decode/un escape functions to the encoded strings. The un escape may require for scenarios like.. If you have to perform manipulations on actual text(eg: finding the length of the text) etc..
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- Decodes a string into HTML .
- Encodes a string .
- Returns focused spec name
- Search for catch handler
- Creates HTML markup for the reporter
- Sets up handler to catch exception handler
- Returns a string representation of count .
- Try lazily .
- Adds details to the report
- Checks if the first catch fails .
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xss-prevent Examples and Code Snippets
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QUESTION
What is the meaning of context in the passage below?
The first rule is to deny all - don't put untrusted data into your HTML document unless it is within one of the slots defined in Rule #1 through Rule #5. The reason for Rule #0 is that there are so many strange contexts within HTML that the list of encoding rules gets very complicated. We can't think of any good reason to put untrusted data in these contexts. This includes "nested contexts" like a URL inside a JavaScript -- the encoding rules for those locations are tricky and dangerous.
If you insist on putting untrusted data into nested contexts, please do a lot of cross-browser testing and let us know what you find out.
This passage is taken from Cross Site Scripting Prevention - OWASP Cheat Sheet Series.At there,you can find rule #0 through rule #5.
...ANSWER
Answered 2021-Dec-31 at 06:46"Contexts" here refers to basically places where text can go in an HTML document. The OWASP XSS Prevention guide you're referencing aims to educate developers on how to safely place untrusted data in HTML.
Because HTML can do a lot of different stuff, it's important to understand exactly where your untrusted data is going so you can understand the risks and specific mitigation strategies.
The link you provided identifies several contexts:
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