What is public cloud?

This is a podcast episode titled, What is public cloud?. The summary for this episode is: <p>"This episode of Techsplainers explores public cloud computing, where third-party providers deliver computing resources over the internet on a pay-as-you-go basis. Douglas explains how public cloud works as a multi-tenant environment where users share virtualized resources while maintaining data isolation. The discussion covers the three primary service models—Infrastructure-as-a-Service (IaaS), Platform-as-a-Service (PaaS), and Software-as-a-Service (SaaS). The episode also compares public cloud with private and hybrid approaches, highlighting how organizations typically combine these models for optimal flexibility. Finally, we address security considerations in public cloud environments, noting how provider security has evolved to often surpass on-premises solutions despite requiring different management approaches.&nbsp;</p><p><br></p><p>Find more information at <a href="https://www.ibm.com/think/topics/public-cloud" rel="noopener noreferrer" target="_blank">https://www.ibm.com/think/topics/public-cloud</a></p><p>Find more episodes at <a href="https://www.ibm.biz/techsplainers-podcast" rel="noopener noreferrer" target="_blank">https://www.ibm.biz/techsplainers-podcast</a></p><p>&nbsp;</p><p><strong>Narrated by Douglas Lambert&nbsp;</strong></p>