Imagine one day having trouble with your smartphone. You contact your phone carrier for help, but they say you’re no longer a customer, and that you recently transferred your mobile phone account to another carrier. Voilà! You just became a victim of a growing cybersecurity threat—mobile phone account takeover. You can take five key actions now to protect your smartphone from hackers. As with all cybersecurity choices, you need to decide the level of security you want for your device. Implementing all of these options will give you the best protection, but even choosing just a few will significantly boost your cybersecurity and peace of mind.