Lisää aiheesta:Everyone running 2.90 on OS X should immediately upgrade to 2.92, as they may have downloaded a malware-infected file. This
new version will make sure that the “OSX.KeRanger.A” ransomware (more information available here) is correctly removed from you computer.
http://www.macrumors.com/2016/03/06/mac ... nsmission/