This meeting (inaudible) to discuss the importance that they place on nuclear security and the need to maintain vigilance against the threat of nuclear terrorism.

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But, according to Dr Bhatti, there are problems around the world now that offer a glimpse at what could happen in the future if we don't maintain our vigilance.

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We need to maintain our vigilance.

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Japanese leader Junichiro Koizumi said the attacks were "unforgivable" and told a hastily assembled emergency cabinet meeting that security forces would maintain the "utmost vigilance" in the coming days.

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"U.S. citizens are encouraged to maintain a high level of vigilance and to take appropriate steps to increase their security awareness, " the State Department said.

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If you maintain the right kind of vigilance, not only will it protect you from costly hacking and a public relations nightmare, it will reward you with higher sales, lower fraud and higher customer satisfaction.

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And for almost everybody such vigilance is impossible to maintain.

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