Boost SDK Performance with WebAssembly
Blog post from Didit
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WebAssembly (Wasm) significantly enhances the performance of Software Development Kits (SDKs) by enabling near-native code execution in browsers and mobile apps, thereby addressing common performance bottlenecks associated with SDKs like identity verification and liveness detection. Wasm offers reduced app size, faster execution speeds, improved battery life, enhanced security through sandboxed execution, and cross-platform compatibility, making it an ideal choice for resource-intensive tasks. Unlike JavaScript, Wasm's compiled nature allows for faster execution, which is particularly beneficial for tasks such as video analysis and facial recognition that require high computational power. For instance, Didit has implemented its core liveness detection engine in Wasm, achieving a 30-40% performance improvement on Android devices, leading to faster verification times and a smoother user experience. Integrating Wasm requires compiling high-level language code into Wasm modules and optimizing these modules for mobile performance to minimize size and enhance efficiency, ultimately reducing operational costs and improving conversion rates.
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