5 Lessons In How Not To Handle A Security Breach

2006: TJX Companies Breach

A group of hackers targeted Wi-Fi weaknesses at retailer TJX's stores, using the weak encryption implementation to steal credit card data as it was transferred between stores in Florida. The TJX breach resulted in the exposure of nearly 100 million credit cards. The problem was discovered in December, but the retailer delayed an announcement until Jan. 17, explaining that investigators requested time. Dozens of banks were notified by credit card issuers of the potential for fraud, but the breached firm was withheld. The firm did not encrypt its credit card data. The attack was also attributed to Albert Gonzales and others as part of an international group intent on credit card theft.

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