this post was submitted on 07 May 2025
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Crowning achievement of Alan Turing’s codebreakers is now ‘straightforward’, according to computer scientists

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[–] [email protected] 8 points 20 hours ago

This is super stupid.

“It would be straightforward to recreate the logic of bombes in a conventional program,” Wooldridge said, noting the AI model ChatGPT was able to do so.

Yeah because AI was trained on the works of Alan Turing and the others. This is like saying that I'm smarter than Turing because I can open a browser and look up how the enigma machine worked while it took months for them.

The rest of the job (the actual decrypting) was made by brute forcing solutions so it has nothing to do with AI. Again, I'm not smarter than old mathematicians because I can fire up wolfram alpha and solve integrals in seconds.

Slop

[–] [email protected] 5 points 18 hours ago

Progress! Now we can possibly defeat dozens of poles physically connecting wires in a box 80 years ago with a mere $1 trillion spend on data centers and boiling the oceans with energy use!

[–] [email protected] 5 points 19 hours ago

No, LLMs can't decipher Enigma ciphertext.

“It would be straightforward to recreate the logic of bombes in a conventional program,” Wooldridge said, noting the AI model ChatGPT was able to do so. “Then with the speed of modern computers, the laborious work of the bombes would be done in very short order.”

He's speculating that an LLM could write a program to do so.

Using a slightly different approach – that Wooldridge suggested might be slower – researchers have previously used an AI system trained to recognise German using Grimm’s fairytales, together with 2,000 virtual servers, to crack a coded message in 13 minutes.

The link is to an abstract that tells you nothing more without an account on this website. But a better write-up of the mentioned research is here: https://www.digitalocean.com/blog/how-2000-droplets-broke-the-enigma-code-in-13-minutes

In late 2017, at the Imperial War Museum in London, developers applied modern artificial intelligence (AI) techniques to break the “unbreakable” Enigma machine ...

So this is about research from 8 years ago! They go on to explain that they did a brute-force attack on the key, using a RNN (recurrent neural network) classifier to detect if the decrypted text looked like German.

I'm no cryptographer but I'm pretty sure that we have been able to classify language samples quite successfully for a long time using much simpler (and faster) statistical techniques, like n-gram frequency analysis.

The fact that the Guardian article mentions none of this and presents the topic ambiguously enough to make it sound like ChatGPT can break ciphers on its own makes me think this is more deliberate AI-hype.

[–] [email protected] 11 points 1 day ago

What do you expect? Computers have gotten a lot faster over the last 80 or so years.

[–] irishPotato 10 points 23 hours ago

Surprise surprise, very well-known, solved, problem with endless coverage online is solvable by models trained on the internet..