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Original file ‎(2,818 × 2,709 pixels, file size: 2.81 MB, MIME type: image/png)

Summary

Description An illustration of printer steganography—yellow dots that many color printers produce to encode printing date, type of printer and printer ID. See: https://www.eff.org/issues/printers
Date
Source Own work
Author Parhamr

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Public domain I, the copyright holder of this work, release this work into the public domain. This applies worldwide.
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Wikimedia username: Parhamr
author name string: Parhamr
URL: https://commons.wikimedia.org/wiki/user:Parhamr

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inception

9 March 2008

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Date/TimeThumbnailDimensionsUserComment
current14:51, 12 July 2023Thumbnail for version as of 14:51, 12 July 20232,818 × 2,709 (2.81 MB)Obscure2020Optimized with OxiPNG and ZopfliPNG.
06:11, 11 March 2008Thumbnail for version as of 06:11, 11 March 20082,818 × 2,709 (3.54 MB)Parhamreither the previous upload failed or the server is borked
06:06, 11 March 2008Thumbnail for version as of 06:06, 11 March 20082,818 × 2,709 (3.54 MB)Parhamr{{Information |Description=An illustration of printer stenography—yellow dots that many color printers produce to encode printing date, type of printer and printer ID. See: http://www.eff.org/Privacy/printers/index.php |Source=self-made |Date=9 March 20
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source: http://en.wikipedia.org/wiki/File:Printer_Steganography_Illustration.png