{"id":5721,"date":"2022-08-21T21:21:04","date_gmt":"2022-08-21T19:21:04","guid":{"rendered":"https:\/\/www.ass-security.fr\/blog\/?p=5721"},"modified":"2025-02-16T18:48:01","modified_gmt":"2025-02-16T17:48:01","slug":"news-sony-devoile-une-technologie-visant-a-garantir-l-authenticite-des-photos","status":"publish","type":"post","link":"https:\/\/www.ass-security.fr\/blog\/news-sony-devoile-une-technologie-visant-a-garantir-l-authenticite-des-photos\/","title":{"rendered":"News : Sony d\u00e9veloppe une signature num\u00e9rique s\u00e9curis\u00e9e, contre la falsification, le vol et la modification, garante de l&rsquo;authenticit\u00e9 des photos"},"content":{"rendered":"\n<p>Faisant partie des <strong>m\u00e9thodes d\u2019identification biom\u00e9trique<\/strong>, la reconnaissance faciale ou biom\u00e9trie faciale permet d\u2019identifier un individu en analysant la structure et la concordance des diff\u00e9rents points de son visage (<strong>\u00e9cartement des yeux, du nez, des l\u00e8vres, etc.<\/strong>) issu d\u2019une base de donn\u00e9es, pr\u00e9alablement nourri pour ne pas dire abreuv\u00e9 d\u2019images de visages. L\u2019arriv\u00e9e de l\u2019intelligence artificielle et plus pr\u00e9cis\u00e9ment, de <strong>l\u2019apprentissage profond<\/strong> a permis de remonter le niveau de s\u00e9curit\u00e9 de cette technologie, tout en apportant une certaine rapidit\u00e9 et intelligence apportant de nouveaux usages. Face ID pr\u00e9sent <strong>au sein de l\u2019\u00e9cosyst\u00e8me Apple<\/strong>, en est le parfait exemple avec au quotidien, une <strong>certaine rapidit\u00e9 associ\u00e9e \u00e0 une fiabilit\u00e9 d\u2019ex\u00e9cution<\/strong> qui n\u2019est plus \u00e0 prouver. H\u00e9las, la biom\u00e9trie faciale n\u2019est pas exempte de tout reproche et de nombreux articles qui glanent sur la toile, attestent les nombreuses vuln\u00e9rabilit\u00e9s qui r\u00e9gissent cette technologie. Entre les r\u00e9seaux adverses g\u00e9n\u00e9ratifs \u00ab <strong>GANs<\/strong> \u00bb introduits en 2014, capables de g\u00e9n\u00e9rer des images al\u00e9atoire ou compl\u00e8te \u00e0 partir d\u2019une \u00e9bauche partielle ou, les sulfureuses vid\u00e9os de type \u00ab <strong>Deep Fake<\/strong> \u00bb, tr\u00e8s pris\u00e9es aux USA permettant de <strong>modifier en temps r\u00e9el l\u2019apparence ou la voix d\u2019un individu<\/strong> avec \u00e9videment \u00e0 la cl\u00e9, un grand nombre de d\u00e9rives possibles par manipulation de ces images\u2026  Heureusement les nombreuses avanc\u00e9es en la mati\u00e8re permettent ou du moins, essaye de fiabiliser quelque peu c\u2019est diff\u00e9rentes technologies afin de limiter les abus et ne pas rentrer dans un certain chaos. Lors d\u2019un communiqu\u00e9 de presse en ce d\u00e9but d\u2019\u00e9t\u00e9 2022, Sony a annonc\u00e9 avoir impl\u00e9ment\u00e9 un m\u00e9canisme de protection des photos <strong>s\u2019appuyant sur une signature num\u00e9rique<\/strong>, appliqu\u00e9e lors de la phase de capture d\u2019image. <\/p>\n\n\n\n<h2 class=\"wp-block-heading\">News : Sony d\u00e9veloppe une signature num\u00e9rique s\u00e9curis\u00e9e | Une technologie qui devrait s&rsquo;\u00e9tendre \u00e0 d&rsquo;autres produits&#8230;<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1024\" height=\"905\" data-src=\"https:\/\/www.ass-security.fr\/blog\/wp-content\/uploads\/2022\/08\/Artificial-Intelligence-ass-security.jpg\" alt=\"\" class=\"wp-image-5722 lazyload\" data-srcset=\"https:\/\/www.ass-security.fr\/blog\/wp-content\/uploads\/2022\/08\/Artificial-Intelligence-ass-security.jpg 1024w, https:\/\/www.ass-security.fr\/blog\/wp-content\/uploads\/2022\/08\/Artificial-Intelligence-ass-security-500x442.jpg 500w, https:\/\/www.ass-security.fr\/blog\/wp-content\/uploads\/2022\/08\/Artificial-Intelligence-ass-security-768x679.jpg 768w, https:\/\/www.ass-security.fr\/blog\/wp-content\/uploads\/2022\/08\/Artificial-Intelligence-ass-security-860x760.jpg 860w\" data-sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/905;\" \/><\/figure>\n\n\n\n<p>Cette technologie <strong>vise \u00e0 d\u00e9tecter la falsification ou la modification<\/strong> de l\u2019image originale \u00e9vitant ainsi, les utilisations frauduleuses telles que la manipulation d\u2019image typique des environnements de <strong><a href=\"https:\/\/www.ass-security.fr\/solutions-controle-acces\/\" target=\"_blank\" rel=\"noreferrer noopener\">contr\u00f4le d\u2019acc\u00e8s biom\u00e9trique<\/a><\/strong>. Ce type de technologie permet de lutter contre la falsification ou la manipulation d\u2019image qui serait par exemple utilis\u00e9e dans des applications tierces n\u00e9cessitant un haut niveau de s\u00e9curit\u00e9. L\u2019algorithme initi\u00e9 par Sony s\u2019appuie sur des instructions permettant de <strong>signer de mani\u00e8re cryptographique<\/strong> les images originales prises au moment de la capture. Ainsi, toute modification de pixel ou, falsification de la photo originale sera d\u00e9tect\u00e9e et le <strong>certificat du client r\u00e9voqu\u00e9<\/strong> rendant caduque la <strong>signature num\u00e9rique de l\u2019image<\/strong>.<\/p>\n\n\n\n<figure class=\"wp-block-pullquote\"><blockquote><p>\u00ab C&rsquo;est la mission de Sony de renforcer les solutions commerciales avec une technologie d&rsquo;imagerie de pointe. Notre signature num\u00e9rique int\u00e9gr\u00e9e \u00e0 l&rsquo;appareil photo est un v\u00e9ritable changement pour lutter contre la manipulation et la falsification d&rsquo;images dans de nombreux secteurs \u00bb<\/p><cite>Yasuo Baba &#8211; Directeur de l&rsquo;imagerie num\u00e9rique &amp; du marketing produit (Sony Electronics) &#8211; Juin, 2022<\/cite><\/blockquote><\/figure>\n\n\n\n<p>Une technologie lanc\u00e9e pour l\u2019instant exclusivement sur les <strong>appareils photo Alpha 7 IV<\/strong>, mais qui devrait \u00e0 terme, s\u2019\u00e9tendre \u00e0 d\u2019autres produits. Avec sa technologie implant\u00e9e au sein de ses produits Sony apporte une pierre \u00e0 son \u00e9difice permettant d\u2019ouvrir la voie \u00e0 une <strong>g\u00e9n\u00e9ralisation de la signature num\u00e9rique des clich\u00e9s<\/strong> et pourquoi pas, \u00e0 une interop\u00e9rabilit\u00e9 commune entre diff\u00e9rents produits \u00e0 la mani\u00e8re du protocole <strong><a href=\"https:\/\/www.ass-security.fr\/blog\/onvif-protocole-20000-produits\/\">Onvif<\/a><\/strong> dans le domaine de la s\u00e9curit\u00e9 \u00e9lectronique\u2026 Une technologie qui permettra de fiabiliser les images utilis\u00e9es pour la cr\u00e9ation de passeports, pi\u00e8ce d\u2019identit\u00e9, le contr\u00f4le d\u2019acc\u00e8s, le secteur financier ou tout autre domaine o\u00f9 <strong>l\u2019identit\u00e9 doit \u00eatre garante d\u2019une certaine authenticit\u00e9<\/strong> devenant de plus en plus compliqu\u00e9e \u00e0 attester. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Faisant partie des m\u00e9thodes d\u2019identification biom\u00e9trique, la reconnaissance faciale ou biom\u00e9trie faciale permet d\u2019identifier un individu en analysant la structure et la concordance des diff\u00e9rents points de son visage (\u00e9cartement des yeux, du nez, des l\u00e8vres, etc.) issu d\u2019une base de donn\u00e9es, pr\u00e9alablement nourri pour ne pas dire abreuv\u00e9 d\u2019images de visages. L\u2019arriv\u00e9e de l\u2019intelligence [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":5723,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[506,169,17],"tags":[189,202,203,302,387,270,303,60,273,134],"class_list":{"0":"post-5721","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-cybersecurite","8":"category-innovation","9":"category-news","10":"tag-biometrie","11":"tag-biometrie-iris","12":"tag-biometrie-visage","13":"tag-cybersecurite","14":"tag-deepfake","15":"tag-ia","16":"tag-intelligence-artificielle","17":"tag-onvif","18":"tag-reconnaissance-faciale","19":"tag-sony"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>News : Sony lance la signature num\u00e9rique s\u00e9curis\u00e9e, garante de l&#039;authenticit\u00e9 des 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