Smartphone apps can harvest very personal details
from the phone with ease. This is a particular privacy concern.
Unthinking installation of untrustworthy apps constitutes risky
behaviour. This could be due to poor awareness or a lack of knowhow:
knowledge of how to go about protecting privacy. It seems
that Smartphone owners proceed with installation, ignoring any
misgivings they might have, and thereby irretrievably sacrifice
their privacy