Top 10 Password Data Breaches Evoke Urgency For Stronger Credentials


5. Care2 Password Breach

Care2, a social network that promotes a variety of public causes, reset the accounts of millions of users following a massive data security breach of its systems announced in late 2011. The passwords were not encrypted. The IP address used in the attack was from Russia, according to the company. Care2 said it immediately closed the hole that the hackers found and blocked access to account logins.