This paper presents a new stego-channel model by describing steganograph via channel.
将隐写过程从信道的角度进行描述，提出了一种新的隐写信道模型。
2
The point of the extracting attack to random LSB steganography of JPEG images is to recover the stego-key.
对JPEG图像随机LSB隐写系统的提取实际上是对隐写密钥的恢复。
3
The experimental results show the embedding capacity and the quality of stego-image are significantly improved in comparison with other new or classical algorithms.