Word.ws English Dictionary

slopsquatting

slopsquatting noun: a form of cybersquatting where a non-existent software package that has been hallucinated by a large language model is registered by a malicious actor.

Noun

slopsquatting (uncountable)

  1. (Internet, artificial intelligence) A form of cybersquatting where a non-existent software package that has been hallucinated by a large language model is registered by a malicious actor.
    • Slopsquatting – when an LLM hallucinates a non-existent package name, and a bad actor registers it maliciously. The AI brother of typosquatting.
      Credit to @sethmlarson for the name[2025 April 8, Andrew Nesbitt, Mastodon
    • One such risk is slopsquatting, a new term for a surprisingly effective type of software supply chain attack that emerges when LLMs “hallucinate” package names that don’t actually exist. If you’ve ever seen an AI recommend a package and thought, “Wait, is that real?”—you’ve already encountered the...2025 April 9, Sarah Gooding, “The Rise of Slopsquatting”, in Socket, archived from the original on 09 Apr 2025

Examples of slopsquatting in a sentence

  • One such risk is slopsquatting, a new term for a surprisingly effective type of software supply chain attack that emerges when LLMs “hallucinate” package names that don’t actually exist.2025 April 9, Sarah Gooding, “The Rise of Slopsquatting”, in Socket, archived from the original on 09 Apr 2025:
  • The best way to mitigate slopsquatting is for developers to proactively monitor every dependency and use tools to vet dependencies before adding them to projects, the vendor concluded.2025 April 14, Phil Muncaster, “AI Hallucinations Create “Slopsquatting” Supply Chain Threat”, in Infosecurity Magazine:
  • "Slopsquatting," where attackers create malicious software packages using names AI models have already hallucinated into existence, is already a thing.2026 January 22, Jonny Evans, “Jamf has a warning for macOS vibe coders”, in Computerworld, via EBSCOhost, →ISSN:

Origin of slopsquatting

From slop (“junk output from generative artificial intelligence”) + squatting. Coined by developer Seth Larson in 2025. Compare cybersquatting, typosquatting, and AI slop.

Questions about slopsquatting

What does slopsquatting mean?
Slopsquatting means a form of cybersquatting where a non-existent software package that has been hallucinated by a large language model is registered by a malicious actor.
How do you use slopsquatting in a sentence?
One such risk is slopsquatting, a new term for a surprisingly effective type of software supply chain attack that emerges when LLMs “hallucinate” package names that don’t actually exist.
What part of speech is slopsquatting?
Slopsquatting is a noun.

Words near slopsquatting in the dictionary

  1. slopselling
  2. slopshoot
  3. slopshoots
  4. slopshop
  5. slopshops
  6. slopsquatting
  7. sloptent
  8. sloptimism
  9. sloptimist
  10. sloptimistic
  11. sloptimized

Source and license

Adapted from Wiktionary: slopsquatting (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “slopsquatting.” Word.ws, https://word.ws/slopsquatting. Based on Wiktionary, CC BY-SA 4.0.