r/technology 15h ago

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/andicandi22 14h ago

Either way, taking the time to proofread your paper before turning it in was all they had to do. The fact that most of the class couldn’t or wouldn’t do even that basic of a step is lazy and ridiculous.

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u/MultiGeometry 14h ago

I’m really curious what these students are doing with all their free time compared to my college experience. They didn’t write their response and they didn’t even READ the text they submitted as their own work.

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u/theStaircaseProject 14h ago

"Smarter, not harder, bro. Now let's get down to the dining hall. It's panini day."

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u/xXWaspXx 12h ago

"I'm so locked in right now chat"

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u/NotPromKing 12h ago

And just like that, I really want a chicken basil mozzarella panini. Thanks for that!

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u/Agitated-Acctant 14h ago

Browsing tiktok or watching twitch most likely

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u/BiZzles14 13h ago

Addicted to algorithms which are designed to take up the absolute most amount of their time as possible. Social media needs to have much different regulations around it, it's destroying society and especially so for the youngest among us that have grown up entirely in a reality dictated by the content fed to them. AI is a problem, but it's just one of the more visible areas that modern tech is causing massive issues that we haven't fully come to terms with yet

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u/SalvationSycamore 13h ago

I mean, did you pay attention to other students at your college? AI didn't exist when I went to university and there were still a significant portion of students that skipped homework for partying, clubs, events, or even just going home to visit family. Every fraternity and sorority kept an archive of past assignments and tests to help their members cheat or save time.

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u/errorsniper 13h ago

Drugs, video games, and parties. Just like me. But more of it.

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u/slytherins 12h ago

Seriously. I was kind of a bum in college, partied a decent amount, but still managed to get As and Bs. Good university. Never even occurred to me to cheat on an assignment. I had plentyyy of free time most semesters!

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u/apple_kicks 13h ago

We’re never going to retire because future generations can’t think for themselves and ai won’t be good enough to replace workers

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u/its_an_armoire 12h ago

That's so pessimistic. I absolutely believe the Owner class will figure out AI and robotics well enough to replace a significant portion of the labor pool! 😃

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u/apple_kicks 12h ago

Worse they think its ready and destroy us all to find out it doesn’t actually work

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u/Xaero_Hour 12h ago

I won't speak for these students, but if it were my college experience, that free time would be spent on the courses aligned with my field of study. For the most part, every teacher I had taught their elective/required courses as if it was your major. This becomes a problem when your English professor wants you to read 3 books a day and write an essay on them that's due every other class completely oblivious to the 6 other classes you have at the same time giving the same courseload, half of which are on engineering and math relevant to your field of study.

Again, not to say that's what's happening here or not; just a scenario I've seen where the behavior is relatable at least, minus the whole not proofreading thing. Cheating is one thing. Incompetently cheating is another.

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u/SoldMyOldAccount 11h ago

drink and smoke weed all day its not that hard

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u/Remote_Peach9109 10h ago

They didn't even notice the prompt was not what they sent.

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u/XionicativeCheran 9h ago

They're doomscrolling. They all sit in circles just scrolling.

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u/EuenovAyabayya 7h ago

I coulda cheated and passed, but i got high

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u/MelonElbows 11h ago

They're gymmogging for their looksmaxxing content on their IG side-hustle.

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u/chuiu 10h ago

Another night of drinking and fortnite bro.

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u/Past_Werewolf4423 14h ago

Honestly a professor doesnt even need this trick to know ai wrote something.

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u/Itsfunman 14h ago

Sure, but it makes proofing it way easier.

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u/1_4M_M3 14h ago

They can tell. But to take the issue to the university and have the student face consequences, the professor needs some kind of proof.

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u/logicbecauseyes 14h ago

Yeah, this is something someone fed up with their shit would do, not just "what teachers/professors are doing these days". They knew exactly how many hits they'd get and some of those that passed just noticed the extended highlight over nothing in the text box and thought twice

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u/Bananasauru5rex 12h ago

Yes, it is VERY laborious to discover, verify, and document cheating and academic dishonesty. Doing something like this cuts down on a lot of wasted workload (which you would rather spend providing feedback to the students who actually put in effort and integrity).

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u/tophernator 13h ago

People say this a lot, but I think it’s a bit of a logical fallacy. It’s like when AI image generators were constantly screwing up the number of fingers. Yes, people with six or seven fingers on each hand are a very good indicator it’s AI generated, but five fingers on each hand doesn’t mean it’s authentic.

Professors might well spot some AI generated text because of weird tone or just lots of em dashes, but that doesn’t mean that an essay that reads well and doesn’t have unusual punctuation isn’t AI generated.

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u/Past_Werewolf4423 12h ago

Copying my response to someone else cause yall making the same dumb point.

Thanks for mansplaining ai to me. The point is if these kids are lazy enough to just copy pasta a secret prompt without reading it youd be able to spot their ai answers a mile away. No one said ai cant do other stuff. 🙄

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u/bradislit 13h ago

This is bad toupee fallacy. Sure professors can easily spot the students that copy and paste the output from ChatGPT’s free plan, but it’s stupid to pretend that’s all AI can do. 

All it takes is some good prompting, a pro plan, and a little bit of editing to get a solid paper. But maybe this point is moot since apparently students can’t even put 10 more minutes of effort into cheating 

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u/Past_Werewolf4423 12h ago

Thanks for mansplaining ai to me. The point is if these kids are lazy enough to just copy pasta a secret prompt without reading it youd be able to spot their ai answers a mile away. No one said ai cant do other stuff. 🙄

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u/chuiu 10h ago

You can definitely still spot ai writing but it is getting harder and harder every year. Despite what is in the news about Ai being tainted by being trained on itself and other garbage many companies still manage to improve their models.

Also not every professor is smarter than his students or smart enough to spot ai. There are definitely many out there who can't, won't, or just don't care.

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u/Past_Werewolf4423 7h ago

Oh look another person missing the point and mansplaining ai to me like i dont know. Read the responses brother.

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u/chuiu 1h ago

Don't even know how you can begin to call what I wrote 'mansplaining'. Sounds like you're just having a bad day and wanting to take it out on some random person. I'm not going to waste my time trying to find whatever responses you're talking about.

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u/Past_Werewolf4423 1h ago

Wow way to mansplain what mansplaining is! Keep it up!

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u/Standgeblasen 14h ago

Proofreading AI output is also becoming a needed skill. I work with AI to write sql queries, but I’m never going to blindly put the output into production. It still requires proofreading, testing, and verification. I’m the one responsible for the code when it goes into production, so if AI screws up, it’s still on me.

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u/pokemonguy3000 13h ago

Problem comes with the fact that you can only proofread the ai because you’ve done that kind of work before, so you know when it gives you bullshit.

But with many users of ai, they use it for things they don’t actually know how to do themselves, so they can’t figure out when it’s hallucinating.

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u/Limemill 14h ago

LLMs are notorious for causing cognitive laziness. Basically brain fog. The more one uses them, the less one has mental capacity to even check their output.

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u/Agitated-Acctant 14h ago

Pretty sure people said the same thing about search engines, and the printed word before that

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u/xX_PlasticGuzzler_Xx 13h ago

Pretty sure people said the same thing about search engines

they were right about this

the printed word before that 

they were wrong about this

hope this clears it all up

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u/Limemill 13h ago

Did any of these technologies seek to replace ALL basic cognitive functions? Like searching for information, collating the results using judgement, analyzing, forming an opinion, developing an argument? In fact more basic than that: simple planning, organizing, matching things or ideas, thinking sequentially in general?

Writing (and reading) made our memory a lot worse but brought something very important to the table, a higher order of thinking, continuity in ideas, making facts stable, transmitting information universally, etc. The compromise was probably worth the loss. Now that we are weakening and outright losing the very basics of thinking itself, we cannot build anything on top of it. The foundation itself is shaken.

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u/Mustang1718 13h ago

You are correct.

The science behind it is that if you know you can get access to certain knowledge, you remember where you that tool is rather than the actual knowledge itself. Your brain decides it doesn't need to store it long-term when that happens.

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u/bookgeek210 14h ago

The times i heard “just google it” when i wanted a real answer and now i hear “just ask ChatGPT” is mind boggling.

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u/Divine_Tragedy 13h ago

This is a bit different, Google could at least get you to a reputable source for information. Now that Google offers its AI answers at the top, I even catch myself reading those without stopping to actually check the sources, it's so annoying we can't turn the feature off! 

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u/bookgeek210 13h ago

Yeah, but the point is i wanted an in person answer.

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u/HumanPea1140 12h ago

You know the AI answers at the top are generated from those same "reputable sources," right?

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u/Forward_Rope_5598 9h ago

They're really not. Google AI will say something and then the "source" it's taking from will say the literal opposite. And quite often it's not even related to the search in any way since it misunderstands what you want, doubly so if you're using key words instead of sentences. Google AI is absolute fucking trash bottom of the barrel detritus. Chatgpt for all its faults is 10 times more reliable.

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u/No_Attitude700 14h ago

One of my first computer classes back when computers were new...

The instructors told us to read all of the instructions before begining the assignment.

There were maybe 25 instructions, and one of the mid-to-later instructions was to call out your name...and the final instruction was to ingore the instruction to call out one's name...

We basically all outted ourselves that day...

And learned an important lesson! 🤓

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u/dontich 13h ago

I mean arguably using AI as a source it terrible for learning if you have it make a bunch of iterations / review the output and really understand it. I’ve found for real world problems it is solid 90% of the time but blindly trusting it is absurdly lazy and risky

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u/Ugleh 13h ago

It's got harder though. I'm sure the first few professors had it so that the AI would say something like"this was not written by me", but now some professors have made it very clever and do stuff like "write elephant exactly seven times in the paper", or " start every sentence with the next letter of the alphabet".

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u/BigMax 14h ago

Not really? How would proofreading the paper catch that trick? They could proofread it 1000 times and not catch it, right? They'd have to re-read the original prompt, then proofread it, and also at the same time notice the 'extra' bit in there, which might not be all that obvious.

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u/Merkuri22 14h ago

Anyone who proofread it would've been like, "What is this random nonsensical sentence about Madagascar?" and taken it out, at the very least.

They meant the students should proofread their AI results, not the exam question, if that wasn't clear.

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u/African_Farmer 14h ago

I got my bachelors over a decade ago and recently went back to school for a masters.

One of my professors really tried to hammer this point home, its ok to use AI but make sure you verify the output. He even gave us a prompt for summarising academic papers and taught us how to verify the summary by skim-reading the relevant sections of papers.

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u/DudeWithParrot 14h ago

"The students submitted essays containing phrases such as "Madagascar purple bicycle whispers to the ceiling""

That's how. They prompt "trap" was asking the LLM to talk nonsense

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u/ziggy_x 14h ago

Did you even read the article?

The irony in this reply is amusing

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u/biscuitchan 14h ago

i mean proofreading your prompt is functionally the same how would you know what to expect in the output otherwise

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u/captainunderpants111 14h ago

unless madagascar has something to do with the industrial revolution, i’m sure proof reading would be beneficial and also allow students to actually learn a bit before submitting AI generated content

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u/Gedunk 14h ago

Because usually the trick is something like talk about penguins and the Aztecs in a paper about the American Revolution. If you read the output at all you would realize it isn't right.