Over 500 million people are inadvertently mining cryptocurrencies through their computers after visiting websites that are running background mining software, researchers have discovered.
Research by ad blocking firm AdGuard found 220 popular websites with an aggregated audience of half a billion people use so-called crypto-mining scripts when a user opens their main page with CoinHive and JSEcoin leading as the most popular solutions for browser mining.
Visitors to the websites come from all over the world but the worst affected country is the U.S., with 18.7 percent of websites engaged in using in-browser cryptocurrency mining scripts coming from the United States.
The rate have so var increased since a report in september that shows that the torrent site ThepirateBay were mining monero cryptocurrency on User CPU power.
AdGuard estimates that the profit for the websites currently stands at around $43,000
Below is an Infographics by Adguard
The research also found that bitcoin mining is mostly found on website with shady reputation mostly pirate TV, video sites, Torrent trackers and porn websites.