{"id":5218,"date":"2023-08-25T18:32:41","date_gmt":"2023-08-25T18:32:41","guid":{"rendered":"https:\/\/getmyprojects.in\/projects\/?post_type=product&#038;p=5218"},"modified":"2023-10-26T12:29:09","modified_gmt":"2023-10-26T06:59:09","slug":"2d-image-cryptography-scheme-without-bandwidth-expansion","status":"publish","type":"product","link":"https:\/\/getmyprojects.in\/projects\/product\/2d-image-cryptography-scheme-without-bandwidth-expansion\/","title":{"rendered":"2D Image Cryptography Scheme Without Bandwidth Expansion"},"content":{"rendered":"<p style=\"text-align: justify;\"><span style=\"color: #000000;\">a new image scrambling (i.e., encryption) scheme without bandwidth expansion was proposed based on two-dimensional discrete prolate spheroidal sequences.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">A comprehensive cryptanalysis is given here on this image scrambling scheme, showing that it is not sufficiently secure against various cryptographical attacks including ciphertext-only attack, known\/chosen-plaintext attack, and chosen-ciphertext attack.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">Detailed cryptanalytic results suggest that the image scrambling scheme can only be used to realize perceptual encryption but not to provide content protection for digital images<\/span><\/p>\n<div class=\"t m0 x4 h4 y4 ff3 fs3 fc0 sc0 ls0 ws0\" style=\"text-align: justify;\"><span style=\"color: #000000;\"><span class=\"ff4\">a new image scrambling (i.e., encryp-\u00a0<\/span>tion) scheme without bandwidth expansion was proposed based<\/span><\/div>\n<div class=\"t m0 x0 h5 y6 ff4 fs3 fc0 sc0 ls0 ws0\" style=\"text-align: justify;\"><span style=\"color: #000000;\">on two-dimensional (2-D) discrete prolate spheroidal sequences\u00a0(DPSS).\u00a0A comprehensive cryptanalysis is given here on this im-age scrambling scheme, showing that it is not suf\ufb01ciently secure\u00a0against various cryptographical attacks including ciphertext-\u00a0only attack, known\/chosen-plaintext attack and chosen-ciphertext\u00a0attack.<\/span><\/div>\n<div style=\"text-align: justify;\"><\/div>\n<div class=\"t m0 x0 h5 yb ff4 fs3 fc0 sc0 ls0 ws0\" style=\"text-align: justify;\"><span style=\"color: #000000;\">Detailed cryptanalytic results suggest that the image\u00a0scrambling scheme can only be used to realize perceptual<\/span><\/div>\n<div class=\"t m0 x0 h5 yd ff4 fs3 fc0 sc0 ls0 ws0\" style=\"text-align: justify;\"><span style=\"color: #000000;\">encryption, but not to provide content protection for digital\u00a0images.<\/span><\/div>\n","protected":false},"excerpt":{"rendered":"<table>\n<tbody>\n<tr>\n<th><strong>Project Name<\/strong><\/th>\n<td>2D Image Cryptography Scheme Without Bandwidth Expansion<\/td>\n<\/tr>\n<tr class=\"alt\">\n<th><strong>Front End\u00a0<\/strong><\/th>\n<td><\/td>\n<\/tr>\n<tr>\n<th><strong>Back End<\/strong><\/th>\n<td><\/td>\n<\/tr>\n<tr class=\"alt\">\n<th><strong>Software<\/strong><\/th>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":5256,"comment_status":"open","ping_status":"closed","template":"","meta":{"inline_featured_image":false},"product_cat":[29,28],"product_tag":[34,35,33],"_links":{"self":[{"href":"https:\/\/getmyprojects.in\/projects\/wp-json\/wp\/v2\/product\/5218"}],"collection":[{"href":"https:\/\/getmyprojects.in\/projects\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/getmyprojects.in\/projects\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/getmyprojects.in\/projects\/wp-json\/wp\/v2\/comments?post=5218"}],"version-history":[{"count":2,"href":"https:\/\/getmyprojects.in\/projects\/wp-json\/wp\/v2\/product\/5218\/revisions"}],"predecessor-version":[{"id":6412,"href":"https:\/\/getmyprojects.in\/projects\/wp-json\/wp\/v2\/product\/5218\/revisions\/6412"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/getmyprojects.in\/projects\/wp-json\/wp\/v2\/media\/5256"}],"wp:attachment":[{"href":"https:\/\/getmyprojects.in\/projects\/wp-json\/wp\/v2\/media?parent=5218"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/getmyprojects.in\/projects\/wp-json\/wp\/v2\/product_cat?post=5218"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/getmyprojects.in\/projects\/wp-json\/wp\/v2\/product_tag?post=5218"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}