{"id":143532,"date":"2026-03-06T14:51:01","date_gmt":"2026-03-06T13:51:01","guid":{"rendered":"https:\/\/www.retaildetail.be\/?p=143532"},"modified":"2026-03-06T14:51:01","modified_gmt":"2026-03-06T13:51:01","slug":"comment-visa-utilise-lia-dans-la-lutte-contre-la-fraude-a-laide-de-lia","status":"publish","type":"post","link":"https:\/\/www.retaildetail.be\/fr\/news\/general\/comment-visa-utilise-lia-dans-la-lutte-contre-la-fraude-a-laide-de-lia\/","title":{"rendered":"Comment Visa utilise l&rsquo;IA dans la lutte contre la fraude \u00e0 l&rsquo;aide de l&rsquo;IA&#8230;"},"content":{"rendered":"\n<p>Les mesures de s\u00e9curit\u00e9 contre la fraude aux paiements \u00e9tant d\u00e9sormais presque infaillibles, les fraudeurs se concentrent sur le maillon faible : l&rsquo;\u00eatre humain. Ils y parviennent gr\u00e2ce \u00e0 l&rsquo;IA, avec des contenus falsifi\u00e9s impossibles \u00e0 distinguer des documents l\u00e9gitimes. <strong>Visa<\/strong> passe \u00e0 l&rsquo;offensive avec trois plans d&rsquo;action.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Baisse du taux de fraude dans le commerce \u00e9lectronique<\/h2>\n\n\n\n<p>Visa, qui compte 4,3 milliards de cartes repr\u00e9sentant 335 milliards de transactions de paiement par an, a investi 11 milliards d&rsquo;euros dans la s\u00e9curit\u00e9 des paiements au cours des cinq derni\u00e8res ann\u00e9es. L&rsquo;entreprise est pionni\u00e8re dans le domaine de la s\u00e9curit\u00e9 des paiements en ligne et de l&rsquo;innovation technologique, avec notamment les cartes \u00e0 puce, le syst\u00e8me 3D Secure pour l&rsquo;authentification en ligne, l&rsquo;authentification biom\u00e9trique et les outils de d\u00e9tection des fraudes qui utilisent l&rsquo;IA depuis d\u00e9j\u00e0 30 ans.<\/p>\n\n\n\n<p>Visa bloque plus de 150 millions de transactions frauduleuses par an, gr\u00e2ce \u00e0 plus de cent experts dans des centres de cybers\u00e9curit\u00e9 qui surveillent le r\u00e9seau 24 heures sur 24, 7 jours sur 7. Cela fonctionne : le taux de fraude dans le commerce \u00e9lectronique en Europe continue de baisser r\u00e9guli\u00e8rement. Mais la fraude \u00e9volue. Les technologies de s\u00e9curit\u00e9 \u00e9tant d\u00e9sormais presque infaillibles, les fraudeurs contournent ces mesures de s\u00e9curit\u00e9 en s&rsquo;attaquant au maillon faible : l&rsquo;\u00eatre humain. Nous sommes pass\u00e9s de la fraude technologique \u00e0 la fraude sociale&#8230;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Fraude via l&rsquo;IA<\/h2>\n\n\n\n<p>Nous vivons aujourd&rsquo;hui \u00e0 une \u00e9poque o\u00f9 rien n&rsquo;est plus fiable \u00e0 premi\u00e8re vue. L&rsquo;IA permet de cr\u00e9er des contenus impossibles \u00e0 distinguer des communications commerciales l\u00e9gitimes. Cela ouvre la voie \u00e0 la fraude en ligne \u00e0 l&rsquo;aide de faux e-mails, de faux conseillers bancaires, de faux sites commerciaux, de faux documents&#8230;<\/p>\n\n\n\n<p>Les personnes qui confondent le contenu g\u00e9n\u00e9r\u00e9 par l&rsquo;IA avec du contenu r\u00e9el sont pr\u00e8s de 5 fois plus susceptibles d&rsquo;\u00eatre victimes d&rsquo;une escroquerie (63 % contre 14 %). Les personnes qui partagent du contenu sans le v\u00e9rifier sont pr\u00e8s de deux fois plus susceptibles d&rsquo;\u00eatre victimes d&rsquo;une escroquerie (33 % contre 17 %). Les victimes d&rsquo;escroqueries passent en moyenne 14 jours \u00e0 r\u00e9soudre le probl\u00e8me, ce qui correspond \u00e0 70 % d&rsquo;un mois de travail. Les fraudeurs exploitent les \u00e9motions et l&rsquo;urgence. La perte financi\u00e8re moyenne s&rsquo;\u00e9l\u00e8ve \u00e0 147 euros par personne.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Les d\u00e9taillants sont vuln\u00e9rables<\/h2>\n\n\n\n<p>Plus inqui\u00e9tant encore, non seulement les criminels, mais aussi les clients l\u00e9gitimes peuvent abuser du syst\u00e8me. L&rsquo;IA rend les fausses d\u00e9clarations cr\u00e9dibles : pensez aux fausses factures ou aux fausses photos de livraison. Les signaux de fraude traditionnels bas\u00e9s sur l&rsquo;inspection visuelle, le contr\u00f4le des documents ou l&rsquo;authenticit\u00e9 des conversations deviennent peu fiables. Les d\u00e9taillants sont particuli\u00e8rement vuln\u00e9rables \u00e0 cet \u00e9gard : ils sont en effet soumis \u00e0 la pression de maintenir une exp\u00e9rience client fluide et automatisent de nombreux remboursements et litiges.<\/p>\n\n\n\n<p>Visa s&rsquo;adapte \u00e0 ce nouveau paysage de la fraude avec trois plans d&rsquo;action clairs : renforcer la coop\u00e9ration avec le secteur, informer les clients et am\u00e9liorer les produits \u00e0 l&rsquo;aide de l&rsquo;IA. Vous souhaitez en savoir plus sur ces mesures ? Julien Gabillet, Lead Risk Director chez Visa Europe, d\u00e9voilera plus de d\u00e9tails lors du RetailDetail Omnichannel &amp; E-Commerce Congress, le 19 mars \u00e0 Bruxelles. \u00c9galement pr\u00e9sents sur sc\u00e8ne ce jour-l\u00e0 : Laura Toledano, directrice g\u00e9n\u00e9rale Europe occidentale chez Zalando, Jennifer Nemry, qui viendra expliquer la strat\u00e9gie e-commerce de Delhaize, Magalie Aerts, fondatrice de la marque de mode color\u00e9e Les Jumelles, et Gino Van Ossel, expert omnichannel (Vlerick Business School).<\/p>\n\n\n\n<p>Vous pouvez r\u00e9server vos billets en cliquant sur le bouton ci-dessous. Ne tardez pas : ces derni\u00e8res ann\u00e9es, ce congr\u00e8s a toujours affich\u00e9 complet.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-vivid-red-background-color has-background wp-element-button\" href=\"https:\/\/www.retaildetail.be\/fr\/retail-events\/congres-retaildetail-omnichannel-e-commerce-2026\/\">Je viendrai au RetailDetail Omnichannel &amp; E-Commerce Congress, le 19 mars \u00e0 Bruxelles.<\/a><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Les mesures de s\u00e9curit\u00e9 contre la fraude aux paiements \u00e9tant d\u00e9sormais presque infaillibles, les fraudeurs se concentrent sur le maillon faible : l&rsquo;\u00eatre humain. Ils y parviennent gr\u00e2ce \u00e0 l&rsquo;IA, avec des contenus falsifi\u00e9s impossibles \u00e0 distinguer des documents l\u00e9gitimes. Visa passe \u00e0 l&rsquo;offensive avec trois plans d&rsquo;action.<\/p>\n","protected":false},"author":3,"featured_media":143531,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[25],"tags":[],"people":[],"extra":[],"company":[1870],"topic":[702,778],"region":[],"class_list":["post-143532","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-general","company-visa","topic-fraude","topic-retaildetail-omnichannel-congress"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Comment Visa utilise l&#039;IA dans la lutte contre la fraude \u00e0 l&#039;aide de l&#039;IA... - RetailDetail BE<\/title>\n<meta name=\"description\" content=\"Les mesures de s\u00e9curit\u00e9 contre la fraude aux paiements \u00e9tant d\u00e9sormais presque infaillibles, les fraudeurs se concentrent sur le maillon faible : l&#039;\u00eatre humain. 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