CSP: img-src
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since August 2016.
The HTTP Content-Security-Policy
:
img-src
지시어는 이미지 및 파비콘에 대하여 유효한 출처를 지정합니다.
CSP version | 1 |
---|---|
Directive type | Fetch directive |
default-src fallback |
Yes. If this directive is absent, the user agent will look for the
default-src directive.
|
Syntax
img-src
정책에 대해 하나 이상의 출처를 허용 할 수 있습니다.
Content-Security-Policy: img-src <source>; Content-Security-Policy: img-src <source> <source>;
Sources
<source>
can be any one of the values listed in CSP Source Values.
Note that this same set of values can be used in all fetch directives (and a number of other directives).
Examples
Violation cases
CSP 헤더가 주어질 때:
bash
Content-Security-Policy: img-src https://example.com/
아래의 <img>
태그가 차단되어 불러오지 않습니다:
html
<img src="https://not-example.com/foo.jpg" alt="example picture" />
명세서
Specification |
---|
Content Security Policy Level 3 # directive-img-src |
브라우저 호환성
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