Instances of crypto-mining malware jumped by almost 1,000 percent in the year up to June 2018, according to a Trend Micro report.
FacexWorm, a malicious Chrome extension, has been recast to target cryptocurrency exchanges.
Security firm TrendMicro stated in a new report that Google's DoubleClick ad services were used to distribute cryptocurrency mining malware.
A namecoin botnet throws up questions about privacy and censorship in alternative domains.