In the cat-and-mouse game of web scraping and automation, developers often find themselves hitting "Access Denied" walls. Modern anti-bot systems from vendors like Cloudflare
Inject dummy data into navigator.plugins to mimic a standard desktop browser.
: Detects if browser permissions (like notifications) or the list of installed plugins appear "spoofed" or characteristic of a bot. bot.sannysoft
: Companies like Kameleo use Sannysoft as a benchmark to prove their software can successfully "mask" a user's identity.
Most automation frameworks leave "fingerprints" by default. Bot.Sannysoft looks for these common red flags: navigator.webdriver : In a standard browser, this is . In many automation setups, it defaults to , instantly identifying you as a bot. User-Agent Inconsistencies In the cat-and-mouse game of web scraping and
But how do you know if Google is actually seeing your site the way you see it?
: Analyzes WebGL vendor/renderer, Canvas hashes, and hardware concurrency to see if they look like a real device or a generic server. Plugin & Language Consistency : Companies like Kameleo use Sannysoft as a
A company scraping competitor prices kept getting blocked after 50 requests. Using Selenium with headless Chrome and testing against , they discovered their navigator.webdriver flag was exposed. After patching it and re-verifying with the tool, their scrape success rate jumped to 95%.
Evaluates the presence of the window.chrome object.