david.emery writes "According to this story, Target's own internal computer security team raised concerns months before the retailer lost millions of credit card numbers in an attack. (Quoting a paywalled story in the Wall Street Journal.) Target's management allegedly 'brushed them off.' 'At least one analyst at the Minneapolis-based retailer wanted to do a more thorough security review of its payment system.' This raises a more general question for the Slashdot community: how many of you have identified vulnerabilities in your company's/client's systems, only to be 'brushed off?' If the company took no action, did they ultimately suffer a breach?" 
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