An Introduction to Web Client Tracking Technologies: Cookies, Browser Fingerprinting, and Privacy Defenses

This article explores various web client tracking technologies, including first-party and third-party cookies, Flash cookies, and advanced browser fingerprinting techniques like Canvas, AudioContext, and WebRTC, while also discussing practical countermeasures to protect user privacy and prevent unauthorized tracking across modern web browsers.

Anti-TrackingBrowser FingerprintingCookie Management

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An Introduction to Web Client Tracking Technologies: Cookies, Browser Fingerprinting, and Privacy Defenses

21CTO

Apr 26, 2018 · Information Security

How Cookies, Beacons & Fingerprints Track You Online

This article explains the fundamentals of web tracking, distinguishing first- and third-party trackers, detailing technical mechanisms such as cookies, browser fingerprinting, and web beacons, and offers practical tools like Lightbeam to detect and visualize trackers, highlighting privacy implications for users and operators.

Browser Fingerprintingcookiesprivacy

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How Cookies, Beacons & Fingerprints Track You Online

ITPUB

Feb 22, 2016 · Frontend Development

How to Prevent Web Analytics Data Loss on Page Unload: From Blocking Ajax to Beacon API

This article examines why analytics requests often disappear when users leave a page, reviews traditional blocking tricks such as synchronous Ajax, busy‑wait loops, and image hacks, and then presents optimized approaches like URL or window.name transfer before recommending the modern Beacon API for reliable, non‑blocking data transmission.

AnalyticsJavaScriptbeacon-api

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