>Especially if they claim a vulnerability that's exploitable by only sending a text. For some time, it was possible to crash some iPhones by texting them a Tai

>Especially if they claim a vulnerability that's exploitable by only sending a text. For some time, it was possible to crash some iPhones by texting them a Taiwanese flag emoji (which was censored by mainland China). https://www.cultofmac.com/561635/apples-taiwanese-flag-ban-leads-to-iphone-crashes/ https://www.cultofmac.com/561635/apples-taiwanese-flag-ban-l... I don't know offhand if this was a buffer overflow or something else, but if you can crash the OS with a text, you . could likely exploit it instead.