Boosting Privoxy's Filtering Capabilities with Customised Filters

[Faxopita]

Your last suggestion works. I had to replace † by @; filters anticlickjacking and blockwebrtc are both working well on my system. However, though I replaced † by @ in filter canvasblocker the result is strange: on the test site BrowserLeaks, the filter produced 1 hit (as expected I guess), but still can see my browser's fingerprint details…