December 4, 2017 - Flaws in Apple's response to the "iamroot" vulnerability show that some systems can remain vulnerable even after applying the patch.
November 20, 2017 - A new variant of the OSX.Proton malware is being promoted via a fake Symantec blog site.
May 8, 2017 - The website of the popular HandBrake DVD-ripping app has been hacked, and for 4 days, a maliciously-modified copy of the app was installing a new variant of the mysterious Proton malware.
May 5, 2017 - Snake, also known as Turla and Uroburos, is backdoor malware that has been around and infecting Windows systems since at least 2008. It is thought to be Russian governmental malware and on Windows is highly-sophisticated. It was even seen infecting Linux systems in 2014. Now, it appears to have been ported to Mac.
May 1, 2017 - On Friday a sophisticated Mac Trojan was discovered, called OSX.Dok, which installs malware designed to intercept all HTTP and HTTPS traffic. This morning, Adam Thomas, a Malwarebytes researcher, found a variant of the OSX.Dok dropper that behaves altogether differently and installs a completely different payload.
April 28, 2017 - Most Mac malware tends to be unsophisticated. Although it has some rather unpolished and awkward aspects, a new piece of Mac malware, dubbed OSX.Dok, breaks out of that typical mold.
February 23, 2017 - February has been a relatively busy month in the world of Mac malware, and now it has gotten busier with the appearance of the second piece of ransomware ever to affect macOS.
February 9, 2017 - Researchers Claudio Guarnieri and Collin Anderson recently discovered new Mac malware, which they have dubbed MacDownloader.
January 18, 2017 - The first Mac malware of 2017 was discovered by an IT admin, who spotted some strange outgoing network traffic from a particular Mac. This led to the discovery of a new piece of malware unlike anything I've seen before and the first new piece of malware for the Mac in 2017.