Explore the transformative world of WebAssembly (Wasm) in cloud native computing through this comprehensive tutorial. Delve into the fundamentals of Wasm, understanding its platform-agnostic nature, inherent security, and polyglot capabilities. Discover how Wasm integrates with existing cloud native stacks and unravel key concepts such as WASI, preview 2, component model, and wit. Gain hands-on experience by creating your first Wasm application and witness its execution in two distinct CNCF application runtimes: wasmCloud and WasmEdge. Learn various approaches to incorporate Wasm into container or Kubernetes-focused infrastructure. Engage directly with project maintainers, asking questions and deepening your understanding of this revolutionary technology that's reshaping software development and deployment in the cloud native landscape.