Al-kindi_cryptographic.png (327 × 328 pixels, file size: 52 KB, MIME type: image/png)
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Summary
DescriptionAl-kindi cryptographic.png |
English: The first page of al-Kindi's "Manuscript on Deciphering Cryptographic Messages", containing the——oldest known description of cryptanalysis by, "frequency analysis." |
Date | unidentified manuscript, "unknown source." Or date; uploaded 2007-01-11 22:23 |
Source | en:Image:Al-kindi_cryptographic.gif |
Author | unknown, uploader en:User:Jidan |
Licensing
Public domainPublic domainfalsefalse |
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This work is in the public domain in its country of origin. And other countries and areas where the copyright term is the author's life plus 70 years/fewer.
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This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. |
https://creativecommons.org/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse
Original upload log
Date/Time | Dimensions | User | Comment |
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8 June 2008, 19:45:35 | 327 × 328 (48297 bytes) | RsAzevedo (talk · contribs) | {{Information |Description={{en|1=The first page of al-Kindi's manuscript "On Deciphering Cryptographic Messages", containing the oldest known description of cryptanalysis by frequency analysis.}} |Source=※] |Author=[ |
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ee860eec1cf9d1f7f8dc583b2b83b3f87159dd4d
53,013 byte
328 pixel
327 pixel
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 17:19, 11 August 2014 | ![]() | 327 × 328 (52 KB) | GifTagger | Bot: Converting file to superior PNG file. (Source: Al-kindi_cryptographic.gif). This GIF was problematic due to non-greyscale color table. |
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