South Korea on high alert for more cyber attacks

Seoul was on high alert Thursday for more cyber attacks amid suspicions that North Korea was behind a recent wave of Web site outages in South Korea and the United States. The South warned that computer networks of key infrastructure could be targeted.

The National Intelligence Service said in a statement it was strengthening cyber security measures for government computer networks, citing a possible new wave of attacks that could target national infrastructure operators like energy, telecommunications and media companies.

Earlier Thursday, the country's leading computer security company also warned another wave of attacks was expected in South Korea later in the day. There …