Anna Eshoo actually said...

We have learned that Advanced Persistent Threats, the APTs, pose a significant risk to our communications infrastructure.

I want to thank the chairman for the spirit of cooperation around this issue.

As the title of today's hearing suggests, our communications networks are part of the backbone of our Nation's critical infrastructure.

As I understand, one way to prevent potential botnet activity is to isolate and block IP addresses that pose a threat.