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Public cloud vs. private cloud vs. hybrid cloud: What’s the difference?

IBM Services

According to a Gartner report (link resides outside ibm.com), almost two-thirds (65.9%) of enterprise IT spending will go toward Software-as-a-Service in 2025, up from 57.7% Most other service offerings from public cloud providers are extensions (like security or cost control platforms) that work with the above three basic models.