ProxyHorizon Glossary
The Proxy & Networking Glossary
Plain-language definitions of the proxy, VPN, scraping and networking terms you'll run into — explained simply, with examples and use cases.
88 terms and counting
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Plain-language definitions of the proxy, VPN, scraping and networking terms you'll run into — explained simply, with examples and use cases.
88 terms and counting
Bot detection is the set of techniques websites use to tell automated traffic apart from real human visitors. It combines signals like IP reputation, fingerprints, and behavior to block scrapers and abuse.
Browser fingerprinting identifies you by combining dozens of details your browser reveals — screen size, fonts, GPU, timezone — into a signature unique enough to track you without any cookies.
Canvas fingerprinting identifies you by asking your browser to draw a hidden image. Tiny differences in your GPU, drivers and fonts make the result unique to your device — no cookies required.
A CAPTCHA is a challenge–response test used to tell humans and bots apart, such as identifying images or checking a box, to block automated access.
A Cloudflare challenge is a verification step that Cloudflare shows visitors it suspects are bots before allowing access to a site. It can range from an invisible check to an interactive puzzle.