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Grading the graders

No two diamonds are alike and it seems neither are their grading certificates. A survey by RapNet – the Rapaport Diamond Trading Network, found significant differences between laboratories grading the same diamond.

An email swindle hits Antwerp

On July 12, 2012, Yahoo disclosed that more than 400,000 usernames and passwords to Yahoo and other companies were stolen. The hack, a major breach of security for any firm, was not limited to Yahoo email accounts.