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OpenAI's GPT-6 Astra cracks two long-unsolved WWI and WWII German ciphers

PrinzAI blog publishes the full WWI cipher solution and method

4 Sep 17 2:47 PM · 8d ago · 2 posts · 2 sources · development 4 of 5

A detailed write-up explains how GPT-6 Astra identified 'TRUPPENVERSCHIEBUNG' as the encryption keyword, reconstructed the ADFGVX table, and decoded a November 27, 1918 message about British naval movements at Sevastopol, cross-checking the result against original ship logs.

PrinzAI blog publishes the full WWI cipher solution and method
x.com

“I am not aware of this particular message having ever been decoded before, so sharing it here as a minor (but I think really cool) result and illustration of the capabilities of this model.”

gwintrob (PrinzAI)

Carter Leffen Product development coach, Bloomberg LPGPT-6 Astra OpenAI AI modelOpenAI Developer of GPT-6 Astragwintrob (PrinzAI blog) Author of the WWI cipher case study@deredleritt3r Poster who announced the WWI cipher decryption on X

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Peak 25 pieces in 3h at Sep 22, 9 AM; 108 pieces over 10 days (10 articles · 22 posts · 76 comments) Sep 16, 9 PM — 1 piece · 1 post — X 1Sep 17, 12 AM — quietSep 17, 3 AM — 2 pieces · 1 article · 1 post — Hacker News 1, Newswires 1Sep 17, 6 AM — quietSep 17, 9 AM — 1 piece · 1 post — X 1Sep 17, 12 PM — 1 piece · 1 post — Hacker News 1Sep 17, 3 PM — quietSep 17, 6 PM — 1 piece · 1 post — X 1Sep 17, 9 PM — quietSep 18, 12 AM — 1 piece · 1 post — Hacker News 1Sep 18, 3 AM — quietSep 18, 6 AM — quietSep 18, 9 AM — quietSep 18, 12 PM — quietSep 18, 3 PM — 1 piece · 1 post — Hacker News 1Sep 18, 6 PM — quietSep 18, 9 PM — quietSep 19, 12 AM — 7 pieces · 2 articles · 2 posts · 3 comments — Hacker News 4, Newswires 2, Mastodon 1Sep 19, 3 AM — 11 pieces · 2 posts · 9 comments — Hacker News 6, Lobsters 4, Mastodon 1Sep 19, 6 AM — 9 pieces · 9 comments — Hacker News 6, Lobsters 3Sep 19, 9 AM — 9 pieces · 1 article · 3 posts · 5 comments — Hacker News 6, Lobsters 1, Mastodon 1, +1 moreSep 19, 12 PM — 6 pieces · 6 comments — Hacker News 5, Lobsters 1Sep 19, 3 PM — 2 pieces · 2 comments — Lobsters 2Sep 19, 6 PM — 2 pieces · 1 post · 1 comment — Hacker News 1, Reddit 1Sep 19, 9 PM — 1 piece · 1 comment — Lobsters 1Sep 20, 12 AM — 2 pieces · 1 post · 1 comment — Mastodon 1, Hacker News 1Sep 20, 3 AM — quietSep 20, 6 AM — quietSep 20, 9 AM — quietSep 20, 12 PM — quietSep 20, 3 PM — quietSep 20, 6 PM — quietSep 20, 9 PM — 1 piece · 1 comment — Reddit 1Sep 21, 12 AM — 5 pieces · 3 articles · 2 posts — Newswires 3, Mastodon 1, X 1Sep 21, 3 AM — quietSep 21, 6 AM — quietSep 21, 9 AM — quietSep 21, 12 PM — quietSep 21, 3 PM — quietSep 21, 6 PM — quietSep 21, 9 PM — quietSep 22, 12 AM — quietSep 22, 3 AM — quietSep 22, 6 AM — 1 piece · 1 article — Newswires 1Sep 22, 9 AM — 25 pieces · 2 articles · 2 posts · 21 comments — Hacker News 22, Newswires 2, Mastodon 1Sep 22, 12 PM — 8 pieces · 8 comments — Hacker News 8Sep 22, 3 PM — 3 pieces · 1 post · 2 comments — Hacker News 2, Mastodon 1Sep 22, 6 PM — quietSep 22, 9 PM — quietSep 23, 12 AM — quietSep 23, 3 AM — 1 piece · 1 comment — Hacker News 1Sep 23, 6 AM — 5 pieces · 5 comments — Hacker News 5Sep 23, 9 AM — quietSep 23, 12 PM — 1 piece · 1 post — Hacker News 1Sep 23, 3 PM — quietSep 23, 6 PM — quietSep 23, 9 PM — quietSep 24, 12 AM — quietSep 24, 3 AM — quietSep 24, 6 AM — quietSep 24, 9 AM — quietSep 24, 12 PM — quietSep 24, 3 PM — quietSep 24, 6 PM — quietSep 24, 9 PM — quietYesterday, 12 AM — quietYesterday, 3 AM — quietYesterday, 6 AM — 1 piece · 1 comment — Hacker News 1Yesterday, 9 AM — quietYesterday, 12 PM — quietYesterday, 3 PM — quietYesterday, 6 PM — quietYesterday, 9 PM — quietToday, 12 AM — quietToday, 3 AM — quietToday, 6 AM — quietToday, 9 AM — quiet 1–45
1–4PrinzAI blog publishes the full WWI…5WWI cipher solve claim spreads further on…
Sep 17Sep 18Sep 19Sep 20Sep 21Sep 22Sep 23Sep 24yesterdaynow · 12:37 PM ET

What was reported 1 claim about this development

  1. 3 outlets GPT-6 Astra Breaks an Old Enigma Message

    first by Schneier, 4d ago · also HN Best, HN Frontpage

    1 more headline

What people said 1 voice · verbatim

All 5 developments of OpenAI's GPT-6 Astra cracks two long-unsolved WWI and WWII… →

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