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mCaptcha: Proof of work based, privacy respecting CAPTCHAgithub.com/mCaptcha/mCaptcha
428 sats \ 13 comments \ @EnormousPony 4 Aug 2022 bitcoin
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the captcha paradoxtalkingrobot.com/2025/05/the-captcha-paradox/
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206 sats \ 6 comments \ @ContraMundum 26 Sep 2024 Design
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573 sats \ 3 comments \ @Rsync25 20 Aug 2024 nostr
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187 sats \ 1 comment \ @k00b 4 Apr 2023 bitcoin
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Someone made a CAPTCHA where you play Doom on Nightmare difficultyarstechnica.com/gaming/2025/01/someone-made-a-captcha-where-you-play-doom-on-nightmare-difficulty/
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