Business is thriving for exploits, mobile malware is still dominated by Android and Symbian, and botnets are back and retooled, according to a new threat report from F-Secure Labs. “We saw this especially in the second half of last year in the form of more standardization of vulnerability exploitation and the increased use of automated exploit kits.” In the second half of the year, exploit-related detections accounted for 28 percent of all detections, with 68 percent of those related to vulnerabilities in Java.