Device, Language & Sessions
Understand browser-visible device fingerprints, locale signals, and helper permission boundaries.
Device, Language & Sessions
Browser Fingerprinting: What UA, Canvas, Audio, and WebGL Mean
Explain browser-observable fingerprint signals and how environment consistency differs from internal account risk.
Read Chapter ↗Device, Language & SessionsClaude Cookies & Sessions: Metadata Traces Do Not Equal Active Login
Understand cross-origin isolation, optional helper permissions, and the evidentiary limits of cookie name matching.
Read Chapter ↗Device, Language & SessionsInterpreting Chinese Locale, OS Language, and Regional Differences
Distinguish browser language preferences, Windows OS region settings, IP geolocation, and physical location.
Read Chapter ↗Device, Language & SessionsWhat Local Software, Process, and Proxy/TUN Detection Can Tell You
Understand the scope of local Windows probes, software name matching, and what normal websites cannot see.
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