The Wall Street Journal stressed that the recent attacks against the US government and business Web sites reveal vulnerability US networks. Security experts believe that even if the recent attacks are not particularly harmful, they indicate the potential for hackers to disrupt vital information systems or to gather valuable information. These experts are calling for coordinated international efforts to develop a more holistic approach to security. "This tells us the power and the danger of these bad actors," said Vincent Weafer, a security expert at Symantec Corp. "Someone is trying to send a message."
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