1.   Another important concern focuses on cyber attacks that could shut down parts of the public telephone system.

2.   Computer users and system administrators should be extra vigilant during the holiday to avoid being affected by this or other cyber attacks, the NIPC said.

3.   Its officers must understand computer warfare and how to protect against cyber attacks.

4.   Nunn also said intelligence agencies have communications problems with banks, telecommunications companies and other business ventures vulnerable to cyber attacks.

5.   Prince said there is little one can do to protect against such a cyber attack.

6.   Reno said the FBI was launching a criminal investigation into cyber attacks that shut down a number of leading Web sites this week.

7.   The advisory specifically warned that the Dispatchers planned to increase cyber attacks on Tuesday.

8.   The poster contest will encourage simple security actions for average home users to protect their computer from viruses or other cyber attacks.

9.   While bin Laden may be safe from cyber attacks, the threat to America is real.

10.   Describing the threat as widespread and difficult to track, Deutch said that cyber attacks require highly sophisticated knowledge.