| slovo | definícia |
Steganography
(gcide) | Steganography \Steg`a*nog"ra*phy\
(st[e^]g`[.a]*n[o^]g"r[.a]*f[y^]), n. [Gr. stegano`s covered
(fr. ste`gein to cover closely) + -graphy.]
1. The art of writing in cipher, or in characters which are
not intelligible except to persons who have the key;
cryptography.
[1913 Webster]
2. Specifically: The branch of cryptography in which messages
are hidden inside other messages; -- used commonly for the
process of hiding messages inside a computerized image
file, as for example hiding the name and copyright notice
of the owner of an image as protection against violation
of the copyright.
[PJC] |
steganography
(wn) | steganography
n 1: act of writing in code or cipher [syn: cryptography,
coding, secret writing, steganography] |
steganography
(foldoc) | steganography
Hiding a secret message within a larger one in such
a way that others can not discern the presence or contents of
the hidden message. For example, a message might be hidden
within an image by changing the least significant bits to
be the message bits.
[{Chaffing and Winnowing: Confidentiality without Encryption,
Ronald L. Rivest, MIT Lab for Computer Science, 1998-03-22
(http://theory.lcs.mit.edu/~rivest/chaffing.txt)}].
(1998-07-13)
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| | podobné slovo | definícia |
Steganography
(gcide) | Steganography \Steg`a*nog"ra*phy\
(st[e^]g`[.a]*n[o^]g"r[.a]*f[y^]), n. [Gr. stegano`s covered
(fr. ste`gein to cover closely) + -graphy.]
1. The art of writing in cipher, or in characters which are
not intelligible except to persons who have the key;
cryptography.
[1913 Webster]
2. Specifically: The branch of cryptography in which messages
are hidden inside other messages; -- used commonly for the
process of hiding messages inside a computerized image
file, as for example hiding the name and copyright notice
of the owner of an image as protection against violation
of the copyright.
[PJC] |
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