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mCaptcha: Proof of work based, privacy respecting CAPTCHA
github.com/mCaptcha/mCaptcha
429 sats
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13 comments
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@EnormousPony
4 Aug 2022
bitcoin
related
Cloudflare | Turnstile: user-friendly, privacy-preserving alternative 2 CAPTCHA
blog.cloudflare.com/turnstile-private-captcha-alternative/
221 sats
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0 comments
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@CypherPoet
29 Sep 2022
bitcoin
the captcha paradox
talkingrobot.com/2025/05/the-captcha-paradox/
344 sats
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4 comments
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@deSign_r
16 Jun 2025
Design
DOOM CAPTCHA: verify you're human by playing DOOM and killing at least 3
doom-captcha.vercel.app/
948 sats
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8 comments
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@sime
1 Jan 2025
tech
Breaking the 4Chan CAPTCHA
www.nullpt.rs/breaking-the-4chan-captcha
242 sats
\
0 comments
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@Rsync25
29 Nov 2024
tech
Inverted CAPTCHAs
758 sats
\
15 comments
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@ek
29 Aug 2025
AI
Introducing Proton CAPTCHA | Proton
proton.me/blog/proton-captcha
1749 sats
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2 comments
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@chowwiwang
21 Sep 2023
tech
CAPTCHAs are getting ridiculous
651 sats
\
14 comments
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@SimpleStacker
16 Jun 2025
tech
Friendly Captcha - GDPR-Compliant Bot Protection
friendlycaptcha.com/
1084 sats
\
1 comment
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@ek
14 Sep 2023
tech
Calle On Core/Knots
primal.net/e/nevent1qqs8sz8f9wss4xnm8fwxfrmxpwz9agywn0z4v5l7ymw0j9yjdkvxqeg0x9tvh
8194 sats
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71 comments
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@siggy47
28 Sep 2025
bitcoin
ChatGPT Agent Violates Policy and Solves Image CAPTCHAs
splx.ai/blog/chatgpt-agent-solves-captcha
258 sats
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2 comments
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@0xbitcoiner
21 Sep 2025
AI
robots solving CAPTCHAs
62 sats
\
0 comments
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@BradSats
24 Mar 2024
ideasfromtheedge
"Forgot Password" Captcha Unnecessarily Hard
github.com/orgs/community/discussions/64625
248 sats
\
1 comment
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@Rsync25
23 Aug 2023
tech
AI Beats ReCAPTCHA
www.perplexity.ai/page/ai-beats-recaptcha-Dh0_eAcEQdCWaBbMe5wvyw
239 sats
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6 comments
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@ContraMundum
26 Sep 2024
Design
Twitter / Wordpress blog captcha with Lightning
twitter.com/citlayik/status/1530360048198639617
143 sats
\
3 comments
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@031b519e5d
28 May 2022
bitcoin
freebie
4CHAINS.ORG -- a /btc/ only discussion board with lightning invoice captcha
4chains.org
2501 sats
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1 comment
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@4chains_org
17 Mar 2022
bitcoin
freebie
ChatGPT Agent casually clicks through “I am not a robot” verification test
arstechnica.com/information-technology/2025/07/openais-chatgpt-agent-casually-clicks-through-i-am-not-a-robot-verification-test/
281 sats
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2 comments
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@south_korea_ln
31 Jul 2025
AI
Proof-of-Work Defense for Onion Services
blog.torproject.org/introducing-proof-of-work-defense-for-onion-services/
10.3k sats
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8 comments
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@hn
24 Aug 2023
tech
Proof-of-work based signet faucet
delvingbitcoin.org/t/proof-of-work-based-signet-faucet/937
242 sats
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0 comments
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@Rsync25
3 Jun 2024
bitdevs
Fixing The Privacy Gap In Proof Of Liability Protocols - BitMEX Research
blog.bitmex.com/addressing-the-privacy-gap-in-proof-of-liability-protocols/
205 sats
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2 comments
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@nout
2 Dec 2022
bitcoin
Proof of work, meet Minecraft
satlantis.net/
13.3k sats
\
57 comments
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@Tribyu
20 Jan 2023
bitcoin
Awesome Privacy - A curated list of services & alternatives that respect privacy
github.com/pluja/awesome-privacy
171 sats
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5 comments
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@ama
9 Jan 2023
bitcoin
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