Top 10 Password Data Breaches Evoke Urgency For Stronger Credentials

6. Zappos Password Breach

Popular online shoe retailer Zappos announced a data security breach last year that impacted more than 24 million users. In addition to hashed passwords, the breach exposed billing information, email addresses, phone numbers and the last four digits of account holder's credit card numbers, the company said. The attacker gained access to the Zappos internal network and computer systems through a server in Kentucky, Zappos said.

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