North Korea suspected in cyber attacks

St. Paul, Minn. — South Korean Web sites were attacked again Thursday, after a wave of Web site outages in South Korea and the U.S, including sensitive sites at the Pentagon, White House, Treasury Department and NASDAQ. Some observers suspect North Korea is behind the outages.

A computer security expert joins Midday to explain what's going on.

Guests

• Gene Spafford: Professor of computer science at Purdue University. Founder and executive director of Purdue's Center for Education and Research in Information Assurance and Security. Editor of the journal "Computers and Security."

Resources

• Gene Spafford's Web site
• Future Tense with Jon Gordon