A technician inspects the backside of bitcoin mining at Bitfarms in Saint Hyacinthe, Quebec on March 19, The act, known as cryptojacking, has grown in popularity because it is hard mining bitcoins on a computer detect and reasonably passive, unlike other hacks such as Ransomware, which can encrypt files or lock users out of systems until money is paid.
Cryptocurrency mining uses computing power to compete against other computers to solve complex math problems, with that effort rewarded with bits of cryptocurrencies. That computing power helps create a distributed, secure and transparent network ledger — commonly known as a blockchain — on which applications such as bitcoin can be built.
Cryptocurrency mining can be an expensive proposition, requiring computing hardware and electricity. Cryptojacking offers cybercriminals a way to steal computing power from other people to bypass the effort and expense.
The company said that was a percent increase from the last three months of The influx in malware led some online companies to implement protective measures for their users. Google announced in a blog post in April that it would no longer allow browser extensions in its Web Store that mine cryptocurrencies.
A study mining bitcoins on a computer in September by Sophos, a cybersecurity company, revealed at least 25 apps in the Google Play Store had hidden coin mining malware. Google included a chart showing how cryptojacking software in browser extensions drastically increased the computing power.
While cryptojacking has malicious origins, some legitimate groups have begun to explore whether the concept could be used for good. Salona digital news outlet, prompts users with ad-blockers to surrender a portion of their computer processing power to mine for cryptocurrency while the user browses the site.
Cryptojacking and legitimate mining, however, are sensitive to cryptocurrency prices, which have declined sharply since their highs in late and early