According to a research report published by Spherical Insights, the global IOT identity and access management IAM market size was worth around USD 9.76 billion in 2025 and is predicted to grow to around USD 62.14 billion by 2035 with a compound annual growth rate (CAGR) of 20.34% from 2026 to 2035. The global IOT identity and access management IAM market is driven by rapid IoT adoption, increasing cyber threats, rising need for secure authentication, strict regulatory compliance, cloud expansion, and growing demand for zero-trust security frameworks across industries.