Photograph by John Hicks/Corbis
Businesses that are thinking about moving data to the cloud have two main concerns: security and reliability. The threat of hackers and outages has prevented many corporate technology buyers from outsourcing their most sensitive data-crunching chores.
In the past few years, we've seen numerous examples of why some companies are nervous. This slideshow, which first ran in 2013, highlights some notable cases of disruptions in the cloud.
Special Report: Cybersecurity in the Cloud