Image:Al-kindi cryptographic.gif
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[edit] Summary
The first page of al-Kindi's manuscript "On Deciphering Cryptographic Messages", containing the oldest known description of cryptanalysis by frequency analysis.
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 22:23, 11 January 2007 | 327×328 (47 KB) | Jidan (Talk | contribs) | (The first page of al-Kindi's manuscript "On Deciphering Cryptographic Messages", containing the oldest known description of cryptanalysis by frequency analysis.) |
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