What does Zertag mean when she says that the Internet has a “huge attack surface”?

What are the three classes of cyberattacks and their efects, according to Zertag?

What metaphor does Zertag use to describe the idea that online, there are “no safe’neighbourhoods?” What does she mean?

What does Zertag mean when she says that the Internet has a “huge attack surface”?

What are the five differences between cyberwarfare and traditional warfare, accordingto Zertag?