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How to Solve Cloudflare Turnstile Challenge Pages in C#
Widget Turnstile takes a sitekey and a URL. A challenge page needs two more values and the returned user agent. Here is the difference, in C#.
How to Fix CAPCHA_NOT_READY When Polling for a Result
CAPCHA_NOT_READY means your CAPTCHA is still being solved, not that something broke. The right polling rhythm, a safe retry loop, and the read-once trap.
What Is reCAPTCHA and How Does It Work? v2, v3 and Scores
reCAPTCHA is Google’s bot check, and it ships in four flavours. Here is how each version decides, and how to tell which one a site is running.
What Is CAPTCHA and How Does It Work? Every Type Explained
CAPTCHA is a test that tells people apart from scripts. Here is what the acronym means, the six types you will meet, and how each one decides.