Estonian defense minister Jaak Aaviksoo has said the 2007 cyberattack that temporarily shut down the Estonian economy was likely only the beginning.

"The distributed denial-of-service attacks and Web defacements that disrupted the tiny Baltic country did a number on Estonia's economy," writes Computerworld's Robert McMillan. "At its worst point, traffic in and out of Estonia was 400 times peak levels, overwhelming banking, online news and government communications in one of the world's most wired countries."

"Other countries will almost certainly face similar incidents, Aaviksoo said," McMillan writes.

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