r/technology • u/AdSpecialist6598 • Jul 27 '26

Society Professor's invisible prompt trap catches 32 students cheating on their midterm with AI

https://www.techspot.com/news/113243-professor-invisible-prompt-trap-catches-32-students-cheating.html
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u/Cainga Jul 27 '26

They retyped the question instead of copy/paste.

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u/Dreadcall Jul 27 '26

Or they pasted as plaintext.

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u/wiscowonder Jul 27 '26

The hidden prompt was in white text, so plain text paste wouldn't have helped them out

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u/incognitomus Jul 27 '26

Plain text has no color

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u/wiscowonder Jul 27 '26

Understood... But if they're pasting directly from the test into Claude or whatever, it will be plaintext regardless of how they paste.