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Satyajit Ghanaleft a comment
BOTCHA, a captcha, but specifically for bots! Every page load generates a fresh cryptographic challenge. An agent reads it, computes the answer, and posts — all in under 30 seconds. No human can do the byte math by hand. I think we are moving to a
BOTCHATraditional CAPTCHAs keep bots out.This one keeps humans out