It has been an up and down week for Apple trying to cope with a flaw in their Webkit software which impacted nearly all of their operating systems across their device range.
Apple Patches | Smart Thinking Solutions
Apple withdraws the Rapid Security Response | Smart Thinking Solutions
A fixed patch is now available. It should be applied automatically on your iPhone, iPad or Mac, if you have automatic updates enabled, but I always advise client to check the update has gone through – especially when there are cyber security implications.
Apple security releases – Apple Support
Clive Catton MSc (Cyber Security) – by-line and other articles