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The deliberate concealment of data within other data, as by embedding digitized text in a digitized image.

[New Latin steganographia, cryptography, cipher : Greek steganos, covered (from stegein, to cover; see (s)teg- in Indo-European roots) + -graphiā, -graphy.]

steg′a·no·graph′ic (-nə-grăf′ĭk) adj.


of, or pertaining to, steganography
References in periodicals archive ?
Among many variations of steganographic techniques already proposed, the technique proposed in [7] directly hides the image by replacing the LSBs of each pixel of the cover image.
Argue that the majority of the popular steganographic techniques are designed to eliminate distortion, and thus they have some similarity with the models in the distortion category.
Many of the existing steganographic methods for HTTP/1.x are suppressed in HTTP/2, by design.
In the study [31] the authors proposed a variable-sized steganographic algorithm based on a single 2-D chaotic map.
[2.] Mohis, M., Devipriya, V.S.: An improved approach for Enhancing Public Cloud Data Security through Steganographic Technique.
In [14], a steganographic scheme is proposed using different edge detectors like Canny, Sobel, and Fuzzy.
Tsai, "A steganographic method for images by pixel-value differencing," Pattern Recognition Letters, vol.
In the future, we should investigate another low bit-rate speech codec applicable to wireless communication and design new steganographic algorithms.
High capacity steganographic method based upon JPEG.
Kaspersky noted the scientific development and testing of a variety of steganographic methods and algorithms.