  With the explosive advancement of AI technologies in recent years, the scene
of the disinformation research is also expected to rapidly change. In this
viewpoint article, in particular, we first present the notion of
"disinformation 2.0" in the age of AI where disinformation would become more
targeted and personalized, its content becomes very difficult to distinguish
from real news, and its creation and dissemination become more accelerated by
AI. Then, we discuss how disinformation 2.0 and cybersecurity fit and a
possible layered countermeasure to address the threat in disinformation 2.0 in
a holistic manner.
