Category:Undeciphered historical codes and ciphers
Help
![](https://upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/30px-Commons-logo.svg.png)
Wikimedia Commons has media related to Uncracked codes and ciphers.
A list of as-yet-undeciphered codes and ciphers, mostly of historical interest.
Subcategories
This category has only the following subcategory.
U
- Undeciphered writing systems (6 C, 30 P)
Pages in category "Undeciphered historical codes and ciphers"
The following 19 pages are in this category, out of 19 total. This list may not reflect recent changes.