{"id":2424,"date":"2021-01-04T10:00:00","date_gmt":"2021-01-04T10:00:00","guid":{"rendered":"https:\/\/campus.hesge.ch\/blog-master-is\/?p=2424"},"modified":"2020-12-18T20:12:44","modified_gmt":"2020-12-18T20:12:44","slug":"deepfakes-infocalypse-now","status":"publish","type":"post","link":"https:\/\/campus.hesge.ch\/blog-master-is\/deepfakes-infocalypse-now\/","title":{"rendered":"Deepfakes : Infocalypse  Now?"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.telerama.fr\/sites\/tr_master\/files\/styles\/simplecrop1000\/public\/deepfake_0.jpg?itok=Ms2dFW-H\" alt=\"\"\/><figcaption><a href=\"https:\/\/www.youtube.com\/watch?v=r1jng79a5xc\">Jennifer Lawrence-Buscemi on her favorite housewives<\/a><br>(Source: https:\/\/www.telerama.fr\/sites\/tr_master\/files\/styles\/simplecrop1000\/public\/deepfake_0.jpg?itok=Ms2dFW-H)<br><\/figcaption><\/figure>\n\n\n\n<p>Le <em>deepfake<\/em> est le nouveau trouble-f\u00eate dans l\u2019horizon informationnel. Il s\u2019agit d\u2019une technique de synth\u00e8se d\u2019images qui met \u00e0 profit le <em><a href=\"https:\/\/www.youtube.com\/watch?v=trWrEWfhTVg\">deep learning<\/a><\/em> pour cr\u00e9er des vid\u00e9os truqu\u00e9es d\u00e9concertantes de r\u00e9alisme. Son fonctionnement repose sur la mise en concurrence de deux <a href=\"https:\/\/fr.wikipedia.org\/wiki\/R%C3%A9seau_de_neurones_artificiels\">r\u00e9seaux neuronaux<\/a>&nbsp;: l\u2019un cr\u00e9e des contenus artificiels, l\u2019autre identifie et discrimine les images qui nous feraient penser qu\u2019il s\u2019agisse d\u2019un faux. Le g\u00e9n\u00e9rateur \u00ab&nbsp;apprend&nbsp;\u00bb et affine sa m\u00e9thode pour cr\u00e9er des truquages de plus en plus difficiles \u00e0 discerner [1].<\/p>\n\n\n\n<p>Tant\u00f4t impressionnants dans leur capacit\u00e9 \u00e0 <a href=\"https:\/\/www.independent.co.uk\/arts-entertainment\/films\/news\/rogue-one-cgi-grand-moff-tarkin-actor-peter-cushing-princess-leia-carrie-fisher-animated-a7483991.html\">ressusciter les morts<\/a>, tant\u00f4t <a href=\"https:\/\/deepfakenow.com\/funny-deepfake-videos\/\">dr\u00f4les<\/a>, les <em>deepfakes<\/em> peuvent aussi se montrer effrayants lorsqu&#8217;on comprend qu\u2019il s\u2019agit d\u2019une technologie \u00e0 la <a href=\"https:\/\/www.youtube.com\/results?search_query=fakeapp+tuto+fr\">port\u00e9e<\/a> de n\u2019importe quel esprit malveillant \u2013 par exemple pour <a href=\"https:\/\/www.vice.com\/amp\/en\/article\/gydydm\/gal-gadot-fake-ai-porn\">cr\u00e9er une <em>sex tape<\/em><\/a> de quelqu\u2019un \u00e0 qui l&#8217;on voudrait nuire.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img decoding=\"async\" src=\"https:\/\/video-images.vice.com\/articles\/5a2ed1a79591232f402b13ba\/lede\/1513018103056-Screen-Shot-2017-12-11-at-120730-PM.png?crop=0.9478722028198162xw:1xh;center,center\" alt=\"\"\/><figcaption>Le visage de l&#8217;actrice <a href=\"https:\/\/fr.wikipedia.org\/wiki\/Gal_Gadot\">Gal Gadot<\/a> sur le corps d&#8217;une actrice pornographique<br>(Source: https:\/\/video-images.vice.com\/articles\/5a2ed1a79591232f402b13ba\/lede\/1513018103056-Screen-Shot-2017-12-11-at-120730-PM.png?crop=0.9478722028198162xw:1xh;center,center&amp;resize=1400:*)<br><\/figcaption><\/figure><\/div>\n\n\n\n<p>D\u2019ailleurs \u00e0 ce jour, <a href=\"https:\/\/storage.googleapis.com\/deeptrace-public\/Deeptrace-the-State-of-Deepfakes-2019.pdf\">96% des <em>deepfakes<\/em><\/a> sont effectivement des contenus pornographiques, avec les cons\u00e9quences parfois dramatiques que cela peut avoir sur la vie des individus concern\u00e9s. Mais mettons-nous un instant dans la t\u00eate d\u2019un \u00ab&nbsp;<a href=\"https:\/\/www.newsweek.com\/best-james-bond-villains-385517\">m\u00e9chant<\/a>&nbsp;\u00bb dans James Bond et appr\u00e9cions le potentiel destructeur que pourrait avoir cette technologie \u00e0 l\u2019\u00e9chelle d\u2019une soci\u00e9t\u00e9 dans son ensemble&nbsp;: qu\u2019aurait comme effet l\u2019apparition d\u2019une vid\u00e9o o\u00f9 nous voyons Joe Biden s\u2019entretenir avec son \u00e9quipe de campagne, se f\u00e9licitant d\u2019avoir truqu\u00e9 avec succ\u00e8s les \u00e9lections am\u00e9ricaines&nbsp;?<\/p>\n\n\n\n<p>Ou que pensez-vous qu\u2019aurait fait Donald Trump en 2016 quand a \u00e9t\u00e9 diffus\u00e9 l\u2019enregistrement o\u00f9 on l\u2019entend tenir les fameux propos misogynes \u00ab&nbsp;<a href=\"https:\/\/www.nytimes.com\/2016\/10\/08\/us\/donald-trump-tape-transcript.html\">Grab Her by the Pussy&nbsp;<\/a>\u00bb si la technologie des <em>deepfakes<\/em> avait d\u00e9j\u00e0 \u00e9t\u00e9 disponible&nbsp;? Aucun doute qu\u2019il aurait tout ni\u00e9 en bloc. Les <em>deepfakes<\/em> facilitent le mensonge et les mots d\u2019<a href=\"https:\/\/fr.wikipedia.org\/wiki\/Hannah_Arendt\">Hannah Arendt<\/a> (Lubtchansky et Errera 1974) sont terrifiants d\u2019actualit\u00e9&nbsp;:<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>\u00ab Quand tout le monde vous ment en permanence, le r\u00e9sultat n&#8217;est pas que vous croyez ces mensonges mais que plus personne ne croit plus rien. \u00bb <\/p><cite>-Hannah Arendt<\/cite><\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">Infocalypse imminente?<\/h2>\n\n\n\n<p>Mais alors, l\u2019\u00ab&nbsp;<a href=\"https:\/\/www.buzzfeednews.com\/article\/charliewarzel\/the-terrifying-future-of-fake-news\">infocalypse<\/a>&nbsp;\u00bb est-elle imminente&nbsp;? Pourrons-nous encore arr\u00eater l\u2019\u00ab&nbsp;<a href=\"https:\/\/educationauxmedias.ch\/comment-lutter-contre-la-propagation-virale-de-fausses-nouvelles\/#more-1528\">infod\u00e9mie<\/a>&nbsp;\u00bb? Sommes-nous d\u00e9finitivement entr\u00e9s dans l\u2019\u00e8re de la post-v\u00e9rit\u00e9&nbsp;? \u00c0 se fier au champ lexical alarmiste utilis\u00e9 par certains <a href=\"https:\/\/www.buzzfeednews.com\/article\/charliewarzel\/the-terrifying-future-of-fake-news\">observateurs<\/a>, les <em>deepfakes<\/em> sonneraient le glas de notre soci\u00e9t\u00e9 de l\u2019information&nbsp;: <a href=\"https:\/\/www.vice.com\/amp\/en\/article\/gydydm\/gal-gadot-fake-ai-porn\"><em>We\u2019re All Fucked<\/em><\/a>&nbsp;!<\/p>\n\n\n\n<p>C\u2019est aller un peu vite en besogne&nbsp;! Paradoxalement nous oublions ici de prendre un peu recul et de nous tourner vers l\u2019information consign\u00e9e du pass\u00e9&nbsp;: l\u2019Histoire. Et celle-ci nous le montre bien&nbsp;: nous ne sommes pas face \u00e0 un ph\u00e9nom\u00e8ne nouveau. \u00ab&nbsp;Les images sont <a href=\"https:\/\/fr.wikipedia.org\/wiki\/Censure_des_images_en_Union_sovi%C3%A9tique\">instrumentalis\u00e9es<\/a> depuis tr\u00e8s longtemps. La technologie <em>deepfake<\/em> marque juste une acc\u00e9l\u00e9ration du processus&nbsp;\u00bb (Jer\u00f4me 2019) nous assure l\u2019historien du visuel <a href=\"https:\/\/fr.wikipedia.org\/wiki\/Laurent_Gervereau\">Laurent Gervereau<\/a>.<\/p>\n\n\n\n<p>Si nous sommes tant d\u00e9rout\u00e9s quand on nous apprend qu\u2019on ne peut d\u00e9sormais plus croire ce qu\u2019on voit, c\u2019est que le document audiovisuel avait jusque-l\u00e0 cet \u00ab&nbsp;accent de v\u00e9rit\u00e9&nbsp;\u00bb (Chabin 2014, p. 12). D\u2019autre part, la notion de contexte, si importante pour la critique de l\u2019information \u00e9crite, est largement laiss\u00e9e de c\u00f4t\u00e9 dans le cas des documents audiovisuels pour des raisons historiques&nbsp;: jusqu\u2019il y a peu, les documents audiovisuels \u00e9taient majoritairement des publications et non des traces d\u2019un processus administratifs comme le sont les archives classiques (Chabin 2014, pp. 12-13).<\/p>\n\n\n\n<p>Seulement, les temps ont chang\u00e9 et la r\u00e9alisation de vid\u00e9os s\u2019est totalement d\u00e9mocratis\u00e9e gr\u00e2ce aux t\u00e9l\u00e9phones portables, inondant l\u2019<a href=\"http:\/\/www.philosophyofinformation.net\/wp-content\/uploads\/sites\/67\/2014\/05\/ftinfosphere.pdf\">infosph\u00e8re<\/a> de vid\u00e9os&nbsp;: d\u2019ici 2021, les vid\u00e9os sur internet repr\u00e9senteront <a href=\"https:\/\/www.alioze.com\/chiffres-web\">82 % du trafic internet mondial<\/a>. Le statut d&#8217;exception qu\u2019on attribuait au format audiovisuel va s\u2019att\u00e9nuer, sans doute que leurs truquages vont eux-aussi se normaliser \u2013 quand les <em>deepfakes<\/em> \u00e9taient encore peu connus, les clich\u00e9s \u00e9taient consid\u00e9r\u00e9s comme une preuve absolue, mais sous peu la soci\u00e9t\u00e9 va prendre une certaine distance face \u00e0 ce m\u00e9dia (Dugoin-Cl\u00e9ment 2020).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Donc tout va bien?<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img decoding=\"async\" src=\"https:\/\/i.kym-cdn.com\/photos\/images\/original\/001\/401\/347\/312.jpg\" alt=\"\"\/><figcaption>(Source: https:\/\/i.kym-cdn.com\/photos\/images\/original\/001\/401\/347\/312.jpg)<\/figcaption><\/figure><\/div>\n\n\n\n<p>Attention, le but ici n\u2019est certainement pas de minimiser le danger potentiel des <em>deepfakes<\/em>, bien au contraire. La vis\u00e9e de ce billet est d\u2019inciter \u00e0 ne pas c\u00e9der \u00e0 un certain fatalisme. La situation est s\u00e9rieuse, mais des solutions existent&nbsp;:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Combattre le feu par le feu \u2013 &#8220;<em>What if only a machine could defeat another machine?<\/em>&#8221; s\u2019interroge le personnage d\u2019Alan Turing dans <em>The Imitation Game<\/em> (Tyldum 2014). Ainsi par exemple <a href=\"https:\/\/medium.com\/jigsaw\/disinformation-is-more-than-fake-news-7fdd24ee6bf7\">Jigsaw<\/a> (Google) entra\u00eene de puissants logiciels \u00e0 d\u00e9tecter les <em>deepfakes<\/em>.<\/li><\/ul>\n\n\n\n<ul class=\"wp-block-list\"><li>D&#8217;autre part il faut \u00e0 tout prix impliquer les diffuseurs de l\u2019information&nbsp;: les plateformes et mod\u00e9rateurs. Ainsi <a href=\"https:\/\/about.fb.com\/news\/2020\/01\/enforcing-against-manipulated-media\/\">Facebook<\/a> et <a href=\"https:\/\/blog.twitter.com\/fr_fr\/topics\/company\/2020\/nouvelles_approche_et_regle_pour_les_medias_artificiels_et_manipules.html\">Twitter<\/a> ont (enfin) reconnu le probl\u00e8me et ont r\u00e9agi en mettant \u00e0 jour leur politique.<\/li><\/ul>\n\n\n\n<p>Cependant, avant toute chose des efforts doivent aussi \u00eatre investis dans les utilisateurs. Entretenir leur esprit critique, certes, mais \u00e9galement leur donner les moyens de pouvoir d\u00e9construire les \u00ab&nbsp;faux&nbsp;\u00bb et cela passera par la <strong>contextualisation<\/strong> des documents audiovisuels truqu\u00e9s.<\/p>\n\n\n\n<p>Pour reconstituer le contexte (qui est le producteur&nbsp;? quand et de quelle mani\u00e8re les images ont-elles \u00e9t\u00e9 prises&nbsp;? et pourquoi?) il faut donc urgemment am\u00e9liorer l\u2019archivage d\u2019internet, sachant qu&#8217;actuellement, le contexte historique de notre histoire num\u00e9rique r\u00e9cente est en grande partie assum\u00e9e par des <a href=\"https:\/\/en.wikipedia.org\/wiki\/Archive_Team\">archivistes b\u00e9n\u00e9voles<\/a> et par l\u2019organisme \u00e0 but non lucratif <a href=\"https:\/\/fr.wikipedia.org\/wiki\/Internet_Archive\">Internet Archive<\/a> (Edwards 2020). Agissons!<\/p>\n\n\n\n<p><br><br>[1] Pour en apprendre plus sur le fonctionnement technique des <em>deepfakes<\/em> et leur application, lire l&#8217;excellent billet de blog d&#8217;Alexia <em><a href=\"https:\/\/campus.hesge.ch\/blog-master-is\/je-crois-ce-que-je-vois-remise-en-question-a-lere-du-deepfake\/\">\u00ab&nbsp;Je crois ce que je vois&nbsp;\u00bb&nbsp;: remise en question \u00e0 l\u2019\u00e8re du deepfake<\/a><\/em>, 07.12.2020, \u00e9galement sur Recherches d&#8217;Id\u00e9eS.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Bibliographie<\/h4>\n\n\n\n<p>CHABIN, Marie-Anne. 2014. \u00ab&nbsp;Qu\u2019est-ce qu\u2019une archive audiovisuelle&nbsp;\u00bb<em>. E-dossier de l\u2019audiovisuel&nbsp;: L\u2019extension des usages de l\u2019archive audiovisuelle<\/em> [en ligne]. Mars 2014. pp 7-15. [Consult\u00e9 le 29 novembre 2020]. Disponible en ligne \u00e0 l\u2019adresse&nbsp;: <a href=\"https:\/\/laurentmartinblog.files.wordpress.com\/2014\/12\/lextension-des-usages-de-l-archive-juin2014.pdf\">https:\/\/laurentmartinblog.files.wordpress.com\/2014\/12\/lextension-des-usages-de-l-archive-juin2014.pdf<\/a><\/p>\n\n\n\n<p>DUGOIN-CLEMENT, Christine. 2020. Les \u00ab&nbsp;deepfakes&nbsp;\u00bb, ces fausses vid\u00e9os cr\u00e9\u00e9es pour nous influencer. <em>The Conversation<\/em> [en ligne]. 20 f\u00e9vrier 2020. [Consult\u00e9 le 29 novembre 2020]. Disponible en ligne \u00e0 l\u2019adresse&nbsp;: <a href=\"https:\/\/theconversation.com\/les-deepfakes-ces-fausses-videos-creees-pour-nous-influencer-131783\">https:\/\/theconversation.com\/les-deepfakes-ces-fausses-videos-creees-pour-nous-influencer-131783<\/a><\/p>\n\n\n\n<p>EDWARDS, Benj. 2020. Fake video threatens to rewrite history. Here\u2019s how to protect it. <em>Fast Company<\/em> [en ligne]. 3 octobre 2020. [Consult\u00e9 le 29 novembre 2020]. Disponible \u00e0 l\u2019adresse : <a href=\"https:\/\/www.fastcompany.com\/90549441\/how-to-prevent-deepfakes\">https:\/\/www.fastcompany.com\/90549441\/how-to-prevent-deepfakes<\/a><\/p>\n\n\n\n<p>ERTZSCHEID<em>, <\/em>Olivier. 2017. Gal Gadot fait du porno. Lost in falsification. <em>Affordance.info<\/em> [en ligne]. 17 d\u00e9cembre 2017. [Consult\u00e9 le 29 novembre 2020]. Disponible en ligne \u00e0 l\u2019adresse&nbsp;: <a href=\"https:\/\/www.affordance.info\/mon_weblog\/2017\/12\/gal-gadot-porno-politique-faux-document.html\">https:\/\/www.affordance.info\/mon_weblog\/2017\/12\/gal-gadot-porno-politique-faux-document.html<\/a><\/p>\n\n\n\n<p>JEROME, Benjamin. 2019. Deepfakes: \u201cL\u2019image a toujours \u00e9t\u00e9 instrumentalis\u00e9e&nbsp;\u00bb [entretien avec Laurent Gervereau]. <em>Le Parisien<\/em> [en ligne]. 29 octobre 2019. [Consult\u00e9 le 29 novembre 2020]. Disponible en ligne \u00e0 l\u2019adresse&nbsp;: <a href=\"https:\/\/www.leparisien.fr\/high-tech\/deepfakes-l-image-a-toujours-ete-instrumentalisee-25-10-2019-8180157.php\">https:\/\/www.leparisien.fr\/high-tech\/deepfakes-l-image-a-toujours-ete-instrumentalisee-25-10-2019-8180157.php<\/a><\/p>\n\n\n\n<p>LUBTCHANSKY Jean Claude et ERRERA Roger [r\u00e9alisateurs]. 1974. Un certain regard, Film d\u2019entretiens entre Hannah Arendt et Roger Errera, New York, 1973 [enregistrement vid\u00e9o]. <em>YouTube<\/em> [en ligne]. 1974. [Consult\u00e9 le 29 novembre 2020]. Disponible en ligne \u00e0 l\u2019adresse&nbsp;: <a href=\"https:\/\/www.youtube.com\/watch?v=cK3TMi9GqwE\">https:\/\/www.youtube.com\/watch?v=cK3TMi9GqwE<\/a><\/p>\n\n\n\n<p>TYLDUM, Morten [r\u00e9alisateur]. 2014. <em>The Imitation Game<\/em> [film]. Etats-Unis&nbsp;: Bear Pictures.<\/p>\n\n\n\n<p>WARZEL Charlie. 2018. He Predicted The 2016 Fake News Crisis. Now He\u2019s Worried About An Information Apocalypse. <em>BuzzFeed<\/em> [en ligne]. 11 f\u00e9vrier 2018. [Consult\u00e9 le 29 novembre 2020]. Disponible en ligne \u00e0 l\u2019adresse&nbsp;: <a href=\"https:\/\/www.buzzfeednews.com\/article\/charliewarzel\/the-terrifying-future-of-fake-news\">https:\/\/www.buzzfeednews.com\/article\/charliewarzel\/the-terrifying-future-of-fake-news<\/a><\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le deepfake est le nouveau trouble-f\u00eate dans l\u2019horizon informationnel. Il s\u2019agit d\u2019une technique de synth\u00e8se d\u2019images qui met \u00e0 profit le deep learning pour cr\u00e9er des vid\u00e9os truqu\u00e9es d\u00e9concertantes de r\u00e9alisme. Son fonctionnement repose sur la mise en concurrence de &hellip; <a href=\"https:\/\/campus.hesge.ch\/blog-master-is\/deepfakes-infocalypse-now\/\">Lire la suite\u00ad\u00ad<\/a><\/p>\n","protected":false},"author":52,"featured_media":3229,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[18,16,19,12,1],"tags":[112,238,111],"class_list":["post-2424","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-advanced-neural-net","category-big-data","category-machine-learning","category-reflexion-is","category-uncategorized","tag-archives","tag-deepfake","tag-fake-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Deepfakes : Infocalypse Now? - Recherche d&#039;Id\u00e9eS<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/campus.hesge.ch\/blog-master-is\/deepfakes-infocalypse-now\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Deepfakes : Infocalypse Now? - Recherche d&#039;Id\u00e9eS\" \/>\n<meta property=\"og:description\" content=\"Le deepfake est le nouveau trouble-f\u00eate dans l\u2019horizon informationnel. Il s\u2019agit d\u2019une technique de synth\u00e8se d\u2019images qui met \u00e0 profit le deep learning pour cr\u00e9er des vid\u00e9os truqu\u00e9es d\u00e9concertantes de r\u00e9alisme. 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