Opportunity Perhaps the strongest resistance to the adoption of cloud computing in health IT centers relates to data security [58]. Nevertheless, compared with locally housed data, this model is not necessarily less secure. In some cases, it typically improves security because cloud providers (eg, Microsoft, Google, Amazon) are able to devote huge resources to solving security issues that many customers cannot afford, in contrast to the destruction of many medical records and legal documents in the Japan 9.0 magnitude earthquake or the New Orleans Hurricane Katrina disaster.