What is Missing for Trust in the Cloud Computing?

This article deals with an analysis of some contracts Cloud Computing on the questions involved in the security of their environment. The objective of this study is to evaluate if the content of the contracts for the provision of IT services platforms in Computer Cloud includes, at present, the clauses necessary to transmit trust in relation the safety. The services must comply with the recommendations and with the security standards to convey reliability. Also is necessary to make indications about security's requirements in their contracts. This study analyzed through in a literature review, the standards and the recommendations proposed by groups of research and Cloud Computing regulatory entities and made a comparison with the contractual clauses published on the web by some suppliers of Cloud IT platforms. A comparison of these contracts with the recommendations of respected entities in the area of the security for consumption of this type of service shows that there is still a lot to improve in these agreements to clarify the aspects of the safety in a transparent way.