https://www.vice.com/en_us/article/bjw474/this-app-will-tell-you-if-your-iphone-gets-hacked-iverify

A few years ago, Dan Guido’s partner couldn't log into her bank account via the bank’s official iPhone app. The app kept alerting her that her phone was not secure.

“Being a security guy, I freaked out,” said Guido, who is the founder of the cybersecurity research firm Trail of Bits.