System

CPU Architecture

Processor architecture

Live Playground

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API Docs

Endpoint

GET /api/fingerprint/architecture

Examples

About

CPU architecture fingerprinting attempts to detect processor architecture (x86, x86_64, ARM, ARM64) through various navigator properties, platform strings, and capability detection. While not directly exposed in modern browsers due to privacy concerns, architecture can be inferred from platform string ('Win32' vs 'Win64'), feature detection (WebAssembly SIMD extensions), performance characteristics, and WebGL renderer strings. ARM-based Macs report specific patterns, Windows on ARM has distinctive characteristics, and x86_64 is standard on most desktops. This reveals device type and is particularly useful for detecting Apple Silicon Macs vs Intel Macs.

Use Cases

•Processor type
•Apple Silicon detection
•Architecture-specific features
•Performance profiling

Other Fingerprints

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Move from this collector to the CreepJS signal index, live checker, API docs, and other high-value fingerprinting explainers.

Core pages

Browser Fingerprinting PlatformRun a privacy-first browser fingerprint check and learn what websites can infer about your device.Fingerprint CheckerTest your browser privacy with a live fingerprint scan, collector coverage, and privacy leakage analysis.IP Risk CheckerCheck IP risk, ASN, geolocation, proxy, VPN, Tor, datacenter, and routing signals through the CreepJS API.Browser Fingerprint SignalsBrowse the full CreepJS library of browser fingerprinting signals, including canvas, WebGL, WebRTC, fonts, storage, and privacy checks.DocumentationRead the CreepJS API, SDK, collector, and integration documentation for privacy-first browser fingerprinting.API PlaygroundGenerate a token, inspect sample payloads, and test CreepJS browser fingerprinting API calls.What Is Browser Fingerprinting?Learn how browser fingerprinting works, which signals are collected, and how privacy tools reduce tracking.

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