File:British SYKO Strip Cipher.jpg
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British_SYKO_Strip_Cipher.jpg (270 × 369 pixels, file size: 47 KB, MIME type: image/jpeg)
Summary
[edit]| Description | British SYKO Strip Cipher Example |
|---|---|
| Author or copyright owner |
Unknown |
| Source (WP:NFCC#4) | https://people.duke.edu/~ng46/collections/crypto-disk-strip-ciphers.htm |
| Date of publication | 1945 |
| Use in article (WP:NFCC#7) | General der Nachrichtenaufklärung Training Referat |
| Purpose of use in article (WP:NFCC#8) | To support encyclopedic discussion of this work in this article. The illustration is specifically needed to support the following point(s): Displays the general build structure of the SKYO Strip Cipher, i.e. what it actually looks like.
Examination of the security of the British SYKO Strip Cipher. |
| Not replaceable with free media because (WP:NFCC#1) |
No other public domain images available. |
| Minimal use (WP:NFCC#3) | Image is very small and been sized to fit. |
| Respect for commercial opportunities (WP:NFCC#2) |
Other colour images are known to exist. |
| Fair useFair use of copyrighted material in the context of General der Nachrichtenaufklärung Training Referat//en.wikipedia.org/wiki/File:British_SYKO_Strip_Cipher.jpgtrue | |
Licensing
[edit] | This image is a faithful digitisation of a unique historic image, and the copyright for it is most likely held by the person who created the image or the agency employing the person. It is believed that the use of this image may qualify as non-free use under the Copyright law of the United States. Any other uses of this image, on Wikipedia or elsewhere, may be copyright infringement. See Wikipedia:Non-free content for more information. Please remember that the non-free content criteria require that non-free images on Wikipedia must not "[be] used in a manner that is likely to replace the original market role of the original copyrighted media." Use of historic images from press agencies must only be of a transformative nature, when the image itself is the subject of commentary rather than the event it depicts (which is the original market role, and is not allowed per policy). | ||
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 22:09, 30 October 2018 | | 270 × 369 (47 KB) | DatBot (talk | contribs) | Reduce size of non-free image (BOT - disable) |
| 00:09, 5 October 2018 | No thumbnail | 300 × 410 (65 KB) | Scope creep (talk | contribs) | Uploading a non-free work, as object of commentary using File Upload Wizard |
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