Malicious iPhone Wi-Fi attack is now more dangerous than ever Jul 18, 2021, 7:15 PM 4 According to Forbes, Schou has since discovered that there is a way for bad actors to increase the damage done by the hack to the point that getting Wi-Fi up and running again requires a custom factory reset while the iPhone's back up file is manually edited to remove entries that create problems. There had been concerns that the hack, known formally as a format string flaw - could be enhanced to do even more damage. The goal for the bad actors is to use the attack to place malicious code onto handsets and even entire networks.