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Bakir Čičak Orcid logo ,
Bakir Čičak
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IT, Faculty of Information Technologies, Vitez University, Travnik, Bosnia and Herzegovina

Nehad Gaši ,
Nehad Gaši

Information technology, International University of Travnik,

Muhamed Ćosić
Muhamed Ćosić

; Faculty of Information Technologies , International University of Travnik, Travnik, Bosnia and Herzegovina


The advent of cloud computing has revolutionized the IT industry, transforming the way organizations store, manage and process data. This paper provides a comprehensive overview of the beginnings of cloud services, tracing their evolution from early concepts to the sophisticated solutions we have today. In addition, the document highlights the main benefits and challenges associated with cloud services. This paper provides a s comparative study of IaaS, PaaS and SaaS, examining their architectures, functionalities and use cases. It explores the similarities and differences between these models, discusses their strengths and challenges, and analyzes their impact on organizations and end users. Infrastructure as a Service (IaaS), Platform as a Service (PaaS), and Software as a Service (SaaS) are the three main cloud computing service models, each offering different benefits and features. The document also discusses the major players in each category and offers insight into future trends and potential synergies between the three service models.

Author Contributions

Conceptualization, B.Č.; Project administration, B.Č.; Supervision, B.Č.; Writing – original draft, B.Č.; Writing – review & editing, B.Č.; Investigation, N.G.; Validation, N.G.; Methodology, M.Ć.; Resources, M.Ć. All authors have read and agreed to the published version of the manuscript.


Authors retain copyright. This work is licensed under a Creative Commons Attribution 4.0 International License. Creative Commons License

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