The article is about OS-level backdoors, not software-level backdoors. The aforementioned software wouldn't do anything against keyloggers on the phone. I thin

The article is about OS-level backdoors, not software-level backdoors. The aforementioned software wouldn't do anything against keyloggers on the phone. I think the software you're hoping for is jailbreaking the phone. But some governments are making or made that illegal: https://en.wikipedia.org/wiki/Anti-circumvention https://en.wikipedia.org/wiki/Anti-circumvention