New attack vectors
New attack vectors have also been on Craig’s mind, particularly in light of recent disclosures of hardware flaws in microprocessors. “There’ll be more activity by hackers around hardware-based attacks that go after the memory of the device,” he says. Particularly concerning is that “Spectre and Meltdown took advantage of hardware flaws but were able to abstract them to the software level.” That makes them harder to stop with conventional anti-malware protections alone. Hardware vulnerabilities may demand a whole new type of protection.

All three security companies said the Olympic Destroyer malware was designed to knock computers offline by deleting critical system files, which would render the machines useless. The three firms said they did not know who was behind the attack.

 
The Department of Homeland Security alert warned travelers to Pyeongchang that their mobile devices could be monitored or compromised.