Tainted Canvas Today

A is a security feature in web browsers that prevents the unauthorized extraction of image data from a canvas element . It occurs automatically when an image or video from a different domain (origin) is drawn onto a without proper authorization. Key Effects of Tainting

: The content remains visible to the user, but it cannot be programmatically read back or saved by scripts. Why It Exists Tainted Canvas

: Attempting to use getImageData() will throw a SecurityError . A is a security feature in web browsers

: You cannot use toDataURL() , toBlob() , or captureStream() . or captureStream() .