It is important to protect your devices as much as possible. Any device that can connect to the internet is susceptible to a malicious attack. An easy way to protect yourself is to make sure that your devices are up to date.
Your smartphone, PC’s, Tablets, etc. need to be kept up to date to ensure that they remain clean and clear of exploits that can be used to load your devices with unwanted viruses and malware.
Be sure to download software updates for your device as well as your apps to properly defend against exploits. The updates that are sent out by developers often contain fixes to exploits found in your device.