Facial recognition on smartphones: Is it secure and should you use it?

Facial recognition on personal use devices like smartphones and laptops has become increasingly common. The concept seems downright futuristic on the surface — most of us used a PIN, password, or pattern to unlock our devices only a few years ago.

However, even with the technology’s growing prominence, you should know that not all facial recognition implementations are equal. Some techniques are inherently more secure than others, while others offer optional settings to reduce the chances of an intruder tricking it.