If you don't want AI scrapers training themselves on your website, there's a new way to stop them that doesn't involve server-side blocking or praying they respect your instructions in robots.txt. A team of creatives have teamed up with a typography company to create a new type of font that’ll trick LLM scrapers into ingesting poisoned gibberish.
https://github.com/isaqueseneda/shieldfont/tree/main via https://www.theregister.com/ai-and-ml/2026/07/30/open-source-project-fools-ai-scrapers-with-poisoned-font/5281303
nixCraft 🐧
npub1es…exjlr
2026-07-31 12:33:50 UTC
Author Public Key
npub1esmepyc8y2l6w03glx325zpjwp5ggvzuhqrg0csfylrevrdejxzsnexjlrSeen on
wss://relay.ditto.pubPublished at
2026-07-31 12:33:50 UTCEvent JSON
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"pubkey": "cc3790930722bfa73e28f9a2aa0832706884305cb80687e20927c7960db99185",
"created_at": 1785501230,
"kind": 1,
"tags": [
[
"proxy",
"https://mastodon.social/users/nixCraft/statuses/117014608627289209",
"activitypub"
],
[
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],
"content": "If you don't want AI scrapers training themselves on your website, there's a new way to stop them that doesn't involve server-side blocking or praying they respect your instructions in robots.txt. A team of creatives have teamed up with a typography company to create a new type of font that’ll trick LLM scrapers into ingesting poisoned gibberish. \n\nhttps://github.com/isaqueseneda/shieldfont/tree/main via https://www.theregister.com/ai-and-ml/2026/07/30/open-source-project-fools-ai-scrapers-with-poisoned-font/5281303",
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}