<img crossorigin="anonymous" src="/img/html/vangogh.jpg" alt="Van Gogh, self-portrait">
Note: the example image is not retrieved from a third party server, but you get the idea.
The crossorigin attribute specifies that the img element supports CORS.
CORS stands for Cross Origin Resource Sharing.
CORS is a standard mechanism to retrieve files from a third party domain or server.
If specified, the image file request will be sent with or without credentials.
Note: This attribute is only relevant when the image is retrieved from a third party server or domain. Do not use this attribute when the image is on your own server.
<img crossorigin="anonymous | use-credentials">
|anonymous or "" or blank||
A cross-origin request will be sent without credentials and performs basic HTTP authentication.
This is the default. Note:
|use-credentials||A cross-origin request will be sent with credentials, cookies, and certificate.|
Here is when crossorigin support started for each browser:
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