Almost every macOS update comes with a security patch that users often dismiss. If you’ve read about KRACK, then you should know that updating your Mac’s operating system to macOS 10.13.1 High Sierra is extremely important. Here’s everything you need to know about Apple’s latest Mac OS.
Why you should update now
Foremost on Apple’s list of macOS updates is the addition of 70 new emojis.

For ages, most people assumed that setting a strong password on their WiFi router was enough to prevent cyberattacks, but recent events prove otherwise. Two Belgian security analysts have found a serious weakness in WiFi networks, called KRACK, that puts your wireless devices in danger.