… ) for authentication into digital image authentication schemes, … and resultant bit stream is
embedded as watermark. These … of each block had to be represented with lesser number of bits …

… imperceptibly embed some user watermark in the digital data… This technique relies on the
text-meaning representations (… front of each bit in the secret binary bit stream sequence. The …

… In general, the digital content after having transformed into DCT or other transform domains
… spectrum technique [3]. Listing 3 gives encryption and watermark embedding procedure …

… it’s spatial as well as frequency representation. DWT is initially … casted by the message
bit-stream. During extraction phase, … Watermark extraction is the converse of embedding process. …

… as the watermark and seed for the embedding zone … of two-dimensional data representations.
These criteria had … using gain factor α = 0.1 and a bit stream length of 256 bits. As shown in …

… used in the embedding process. The quantization step size k … Both the substitution and
insertion attacks represent possible … subband and the channel-coded bit stream in both the 2nd …

… have proposed to embed watermark into diŽerent critical … implementation, which has
represented a challenge in the … as a result one-bit stream generated from the initial conŻguration …

… approach is time consumption as well as small embedding … each pixel of the cover frame
is representing by a block of 8-… Collusion-resistant digital video watermarking for copyright …

… watermark embedding phase is the most prominent process … values that are quantized to
represent each point in the object … for hiding information used in the compressed video bitstream…