A 400-year-old coded text discovered at the Vatican Library is just the beginning – AI is unraveling the secrets hidden in centuries-old documents and messages.
Historic ciphers can be relatively simple, such as the Borg cipher, which employs a straightforward substitution cipher where each symbol is swapped with a single Roman letter. But the Vatican text is a far more complex puzzle. The cryptic message is a mix of Latin and code, making it a challenging test for the AI algorithms designed to decipher it.
Coding secrets through the ages
AI is being used to crack a variety of historical ciphers, including those from medieval times. These encoded messages contain everything from love letters to recipes for ancient remedies. The AI tools can quickly scan through the text, identify patterns, and apply decryption techniques to reveal the hidden content.
For example, researchers used AI to decode a medieval manuscript that contained recipes for ancient treatments. The code was so complex that it took over 100 years to crack without computer assistance. With AI, the process took just a few weeks.
Unlocking the past
AI’s ability to decode these ancient ciphers is a significant breakthrough for historians. It allows them to access previously unknown information, gaining a deeper understanding of the past. This is particularly important for understanding the social, cultural, and economic context of historical events.
The decoded texts also provide a unique glimpse into the daily lives of people living in medieval times. From the types of remedies used to treat illnesses to the way people expressed themselves in love letters, the decoded texts offer a rich and fascinating insight into the past.
What this means
The application of AI to decode ancient ciphers is a significant step forward in the field of historical research. It opens up new possibilities for understanding the past and provides a unique window into the daily lives of people living centuries ago. With more documents being digitized and made available, the potential for AI to reveal new secrets and insights is vast.



