Canvas_fingerprint in content.jwplatform.com

On 2018-07-06T23:53:54.389066+00:00 we found pattern Canvas_fingerprint, type: User tracking and fingerprinting, (User browser fingerprinting through HTML5 CANVAS element contents) in the page https://content.jwplatform.com/librar... referenced from http://static1.thisisinsider.com/ .

Code sample:

b'.createElement("canvas")' … b'.getContext("2d")' … b'.getImageData(' … b'String.fromCharCode('

This feature is experimental so please feel free to contact us if you feel any of the reported issues is a false positive or you want to suggest a pattern that should be detected (we are using Yara standard).

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