World's top computer hackers gather in Berlin

Chaos Computer Club's annual congress draws up to 3,000 participants from all over Europe
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A participant sits with a laptop computer as he attends the annual Chaos Communication Congress of the Chaos Computer Club at the Berlin Congress Center on December 28, 2010 in Berlin, Germany (Getty Images)
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The Chaos Computer Club is Europe's biggest network of computer hackers and its annual congress draws up to 3,000 participants (Getty Images)
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Participants attend the annual Chaos Communication Congress of the Chaos Computer Club at the Berlin Congress Center on December 28, 2010 in Berlin, Germany (Getty Images)
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Participants sit at laptop computers as they attend the annual Chaos Communication Congress of the Chaos Computer Club at the Berlin Congress Center on December 28, 2010 in Berlin, Germany (Getty Images)
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A participant sits with a laptop computer as he attends the annual Chaos Communication Congress of the Chaos Computer Club at the Berlin Congress Center on December 28, 2010 in Berlin, Germany (Getty Images)
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A participant sits with a laptop computer as he attends the annual Chaos Communication Congress of the Chaos Computer Club at the Berlin Congress Center on December 28, 2010 in Berlin, Germany (Getty Images)
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Participants attend the annual Chaos Communication Congress of the Chaos Computer Club at the Berlin Congress Center on December 28, 2010 in Berlin, Germany (Getty Images)
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Participants attend the annual Chaos Communication Congress of the Chaos Computer Club at the Berlin Congress Center on December 28, 2010 in Berlin, Germany. (Getty Images)
Thu 30 Dec 2010 12:36 AM GST