A series of attacks targeting email service providers have been under way for about a year. McDonald’s says a database containing customer email addresses, birth date information, and phone numbers was compromised. Walgreens says some customers of its customers have received phishing emails attempting to gather more valuable information from these customers. The attacks underline the potential peril and headache to an enterprise when its cloud provider gets hacked. One solution for protecting user accounts is for strong passwords, says a security expert at Zscaler, a cloud security firm.”]