Websites use Cryptocurrency Mining Scrips via JavaScript (HOW TO PREVENT THAT...description)
Avoiding Mining Scripts from Websites you can use the Browser Add-On NoScript or Antimalware Software that block that miners for example Malwarebytes.
video source: https://thehackernews.com/2017/11/cryptocurrency-mining-javascript.html
▶️ DTube
▶️ IPFS
The linked article suggests using the browser extension No Coin to block browser mining.
No coin is another method blocking mining scripts. (Recommended)
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