Cloud computing is one of the world’s most rapidly developing technologies. It is successively replacing traditional server solutions, obtaining a larger and larger market share. The research company Gartner predicts that in 2019, total public cloud spending will increase by 17.5% to as much as USD 214 billion. For comparison, the expected revenue in the Polish budget for 2019 is assumed to amount to PLN 387.7 billion, which is nearly USD 100 billion. It is undoubtedly a large and attractive market.