https://www.centinelanalytica.com/blog Centinel stops sophisticated crawlers before they extract publisher content, even when they use real browsers and residential proxies. en Mon, 20 Apr 2026 00:00:00 GMT https://www.centinelanalytica.com/blog/how-to-verify-ai-agents https://www.centinelanalytica.com/blog/how-to-verify-ai-agents Mon, 20 Apr 2026 00:00:00 GMT How to tell a real AI agent from a spoofed one. IP ranges, reverse-DNS, TLS fingerprints, request signing, and the policy on top. https://www.centinelanalytica.com/blog/what-is-ai-agent-traffic https://www.centinelanalytica.com/blog/what-is-ai-agent-traffic Mon, 20 Apr 2026 00:00:00 GMT AI agent traffic is a new class of traffic: training crawlers, retrieval crawlers, agentic workflows, and spoofed scrapers. How it differs from old bots, and what publishers can do. https://www.centinelanalytica.com/blog/why-monetize-ai-agents-not-just-block-them https://www.centinelanalytica.com/blog/why-monetize-ai-agents-not-just-block-them Mon, 20 Apr 2026 00:00:00 GMT Blocking everything leaves money on the table. The three paths every publisher needs are block, verify-and-allow, and watchlist. Per-agent policy beats one site-wide setting. https://www.centinelanalytica.com/blog/interstitial-page-content-protection https://www.centinelanalytica.com/blog/interstitial-page-content-protection Wed, 01 Apr 2026 00:00:00 GMT Passive bot detection fails against modern scrapers. A challenge page is the one reliable way to protect your content from AI crawlers. https://www.centinelanalytica.com/blog/detect-browser-automation https://www.centinelanalytica.com/blog/detect-browser-automation Sat, 28 Mar 2026 00:00:00 GMT How to catch browser automation when the user agent lies. Use TLS fingerprints, HTTP/2 signals, CDP artifacts, and behavior. https://www.centinelanalytica.com/blog/patched-chromium-browsers https://www.centinelanalytica.com/blog/patched-chromium-browsers Wed, 25 Mar 2026 00:00:00 GMT How scrapers patch Chromium to hide automation fingerprints, and why navigator.webdriver checks no longer catch them. https://www.centinelanalytica.com/blog/tls-fingerprinting-explained https://www.centinelanalytica.com/blog/tls-fingerprinting-explained Sun, 22 Mar 2026 00:00:00 GMT How TLS fingerprinting spots bots by the shape of their handshake. JA3, JA4, and why it catches scrapers that user-agent checks miss. https://www.centinelanalytica.com/blog/gptbot-vs-claudebot-vs-bytespider https://www.centinelanalytica.com/blog/gptbot-vs-claudebot-vs-bytespider Wed, 18 Mar 2026 00:00:00 GMT A close look at the three most active AI crawlers. Who runs each one, how it behaves, and what it takes from your site. https://www.centinelanalytica.com/blog/robots-txt-ai-bots-guide https://www.centinelanalytica.com/blog/robots-txt-ai-bots-guide Sat, 14 Mar 2026 00:00:00 GMT How to set up robots.txt for AI crawlers. Every directive, every major bot, and why robots.txt alone is not enough. https://www.centinelanalytica.com/blog/how-to-block-ai-crawlers https://www.centinelanalytica.com/blog/how-to-block-ai-crawlers Thu, 12 Mar 2026 00:00:00 GMT A plain walkthrough of every way to block AI crawlers, from robots.txt to edge detection, and the tradeoff each one carries. https://www.centinelanalytica.com/blog/what-is-an-ai-crawler https://www.centinelanalytica.com/blog/what-is-an-ai-crawler Tue, 10 Mar 2026 00:00:00 GMT How AI crawlers differ from search engine bots, what they collect, and why they matter to your business. https://www.centinelanalytica.com/blog/what-is-web-scraping https://www.centinelanalytica.com/blog/what-is-web-scraping Tue, 10 Mar 2026 00:00:00 GMT How web scraping works, why companies do it, where the law stands, and how AI changed it.