[PDF] Top 20 La importancia de la transposición didáctica y de la innovación metodológica

... block image encryption using multiple chaotic maps leading increased ...An image block is ciphered by the block-based permutation process and cipher block encryption ...a ... See full document

... chaos-based image encryption algorithms have shown their superior ...performance. Chaotic systems have many important properties, such as the sensitive dependence on initial conditions and system ... See full document

... and permutation method. This method efficiently to increase the amount of security and also prevent hacking against the illegal persons, the result of block results in sequential block-by-block ... See full document

... than image encryption algorithms in [28], [10], [13] and ...proposed method is good for image ...proposed chaotic image encryption system over other ... See full document

... two chaotic maps to encrypt the image to enhance the ...employed chaotic maps and other method to encrypt the ...a new method using two logistic chaotic maps and a large ... See full document

... fast encryption algorithm of color image based on four-dimensional chaotic ...a new method of designing four- dimensional chaotic system based on the classical equations of ... See full document

... system. Encryption is one among the methodologies that can solve the problem to ensure ...of encryption systems connected to images, texts, ...simpler method is proposed that will show a better ... See full document

... some new and effective directions to develop secure image encryption ...an image encryption using 1 D logistic ...the image. The experimental results show that the proposed ... See full document

... to image encryption, in 1997 ...a new encryption algorithm based on Arnold cat mapping ...existing image encryption system based on chaos includes two stages: substitution and ... See full document

... The strong point of the proposed algorithm is the genera- tion of the permutation sequence with the chaos se- quence. The key space should also be suitably large to make brute-force attack not feasible. In the ... See full document

... of image encryption carried out many researches and proposed many algorithms in chaotic image ...some chaotic functions, several algorithms are utilized to manipulate them and scatter ... See full document

... and encryption is an effective means to ensure the secure transmission of ...the image itself, the traditional encryption method is not suitable for image encryption, so it is ... See full document

... Traditional Encryption which is normally used to disguise data making it unintelligible to unauthorized observers do not consider the inherent features of images and thus is not considered to be highly effective ... See full document

... A method proposed for simultaneously encrypting stack of images has produced promising ...A permutation method to shuffle pixels/pixel cube using 3D cat map was ...an encryption technique more ... See full document

... proposed new approach of selective or partial encryption of human face images based on discrete cosine transform and AES stream cipher use Variable Length Coding(VLC)method of the Huffman’s vector, ... See full document

... distinct image encryption algorithms, and concludes that the chaotic approach exhibits extreme uncertainty and provides incredible ...based encryption methods, the values of an encrypted block ... See full document

... coupled chaotic map based on Feigenbaum transcendental equation is proposed, the behavior of this method is similar to the substitution box like encryption ...the encryption algorithm is easy ... See full document

... an image encryption algorithm based on permuta- tion and confusion structure in ...for permutation confusion; [4] [5] [6] [7] used the randomness of one-dimensional chaotic sequence to ... See full document

... a new way of image encryption scheme has been proposed using two chaotic maps which are Arnold Cat map for Permutation and Logistic Map for diffusion using a 80-bit randomly generated ... See full document

... RC4 encryption algorithm is used to encrypt an image data file (gray level image); this method is widely used in ...tests. Image encryption has been performed using differed ... See full document