Yesterday, security researchers at AdaptiveMobile Security revealed the existence of a new exploit they call "Simjacker," which they say allows for remote surveillance from targeted phones (among other potential actions) using nothing more than a malicious SMS. They even claim that the exploit has been actively used over the last two years by "a highly sophisticated threat actor in multiple countries." It all sounds like a pretty big deal, and unfortunately for concerned consumers, the researchers leave plenty of unanswered questions.

Read More