Most firms were exposed to cyber-attacks in 2014 to 2016. How do we make Industries 4.0 secure?
To get your self safe :
1.Don't flash your phone with unofficial firmware Accept if you know trusted place For That .
2.Stay away from untrusted apks accept if you know and trust the source
3.Stay away from rooting tools like " recovery , root " that not tested on your device .
Also See here top security apps to defend your device