Urgent Security Update for Apple Products
Researchers have discovered a vulnerability in Apple products such as iPhone, iPad, Apple Watch, and Mac that allows hackers to eavesdrop on your devices and steal data from them. This vulnerability can cause a device to be compromised even if you do not do anything to initiate it. Apple has just released an emergency patch and Mode5 recommends that you install the updates immediately.
For iOS, updates can be found in Setting > General > Software Update.
For Apple computers, from the Apple menu click System Preferences > Software Updates.
You can read more about this urgent update here: