Python Programming Learning Circle
Jun 3, 2020 · Information Security
Anti‑Crawling Techniques: Server‑Side and Client‑Side Detection Strategies
The article examines why web content needs protection, explains common server‑side header checks, describes client‑side JavaScript fingerprinting and headless‑browser detection methods, and outlines practical anti‑crawling measures such as CAPTCHAs and robots.txt, highlighting the ongoing cat‑and‑mouse game between crawlers and defenders.
HTTP header inspectionanti-crawlingcaptcha
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