The Indirect Method of Steganographic Embedding of Data in an Image Container Based on the Information of the Contour

The article discusses issues related to the use of methods of digital steganography for information security in systems of critical appointment. Due to the necessity of concealing data in an image. The main disadvantages of the existing methods of embedding in the image container. The issues of JPEG image compression for digital steganography. Proposed allocation of sustainable regions in the attacking effects on the basis of the moving mask. Shown the mathematical apparatus for masking images by the method of Sobel. Developed an indirect method of steganography is hiding data in blocks which contain information about the circuit.