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![Roman Opałko](https://ph-avatars.imgix.net/1174061/original.jpeg?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)
Humans Not Invited is a CAPTCHA (Completely Automated Public Turing test to tell Computers and Humans Apart) that filters out humans and only lets programs pass. This is the first iteration of a system that we’re working on.
![Humans Not Invited](https://ph-files.imgix.net/b98a8d8b-49f5-4bde-aa9f-c4ba39b86ab1.png?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)
Humans Not Invited
CAPTCHA that filters out humans and only lets programs pass