01375nas a2200205   4500000000100000000000100001008004100002653002000043653002300063653001600086653001200102653001300114653001900127100001600146700002200162245009100184300001000275490000700285520087700292       2019                            d10aCloud computing10acloud technologies10adata centre10adefence10asecurity10avirtualization1 aRosen Iliev1 aKristina Ignatova00aImplementation of Cloud Technologies for Building Data Centers in Defence and Security  a89-970 v433 a<p>This article presents an analysis of cloud technologies as key current trend in the development of IT infrastructure, their main characteristics, security levels and the increased requirements they must meet when considered for defence and security applications. It provides an overview of main standards and requirements that modern data centres have to meet to ensure a high level of availability of the provided IT services. Specific requirements have been formulated for building a sustainable system of modern data centres for defence and security needs, and attention has been paid to data protection when using cloud technologies. A solution is proposed for implementing cloud technologies and an approach for building an integrated data centre system for defence and security needs in organizing collaborative work between officials within the organization.</p>