Malicious cryptomining attacks jumped 956 percent from the first half of 2017 to the first half of 2018, IT security firm Trend Micro reported yesterday. In its latest Midyear Security Roundup, Trend Micro researchers noted that there were more than 787,000 detections of malicious cryptocurrency mining software in the first six months of 2018, up from 74,500 detections across a similar period in 2017. The attacks detected include both mining tools being misused and dedicated malware.