To be effective canvas fingerprint blocker needs to fulfil the followings
1) To hide/fake/randomize the fingerprint
2) Not to expose its own(real) fingerprint
The 2nd one is difficult to achieve. So far I know CanvasBlocker for FF is the only one that can achieve both especially the 2nd one. There are some tests at github that can test for the 2nd one
Some discussions here on canvas fingerprint 2 yrs back
Apparently, canvas fingerprint blockers are not effective according to the below How Canvas Fingerprint Blockers Make You Easily Trackable | Multilogin The most effective way seems to have a fake consistent fingerprint and that is to use CanvasDefender extension which utilizes the below -...
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