{"id":716,"date":"2018-02-11T15:04:47","date_gmt":"2018-02-11T14:04:47","guid":{"rendered":"https:\/\/blockchain-x.eu\/?p=716"},"modified":"2018-03-08T23:25:07","modified_gmt":"2018-03-08T22:25:07","slug":"diamond-blockchain-initiative-assurance-through-technology","status":"publish","type":"post","link":"https:\/\/theblockchainforgood.org\/index.php\/2018\/02\/11\/diamond-blockchain-initiative-assurance-through-technology\/","title":{"rendered":"Des blockchains pour lutter contre les \u00ab diamants de sang \u00bb ?"},"content":{"rendered":"<p>Les \u00ab diamants de sang \u00bb (blood diamonds) sont les diamants provenant de mines africaines, principalement d\u2019Angola, du Lib\u00e9ria, de Sierra Leone, de C\u00f4te d&rsquo;Ivoire, de R\u00e9publique centrafricaine, de R\u00e9publique d\u00e9mocratique du Congo, ou encore du Zimbabwe. \u00ab Extraits de mines localis\u00e9es dans des zones o\u00f9 la guerre fait rage, ces diamants sont vendus en toute ill\u00e9galit\u00e9 et en toute clandestinit\u00e9, afin de fournir en armes et en munitions les groupes arm\u00e9s qui les exploitent \u00bb Source.<\/p>\n<p><strong>Les diamants de sang, un probl\u00e8me insoluble<\/strong><\/p>\n<p>Une prise de conscience \u00e0 l\u2019\u00e9chelle internationale se concr\u00e9tise avec le processus de Kimberley, le 1er d\u00e9cembre 1998, lorsque l\u2019ONG Global Witness publie \u00ab A Rough Trade \u00bb, premier rapport faisant \u00e9tat des \u00ab diamants de guerre \u00bb, notamment ceux li\u00e9s aux conflits en Angola et en Sierra Leone qui font 50 000 morts.<\/p>\n<p>En 2000, plusieurs pays producteurs de diamant se r\u00e9unissent \u00e0 Kimberley en Afrique du Sud, avec pour objectif d\u2019enrayer la vente ill\u00e9gale de ces pierres dont les subsides alimentent des achats d\u2019armes par des milices locales. La m\u00eame ann\u00e9e, l\u2019Assembl\u00e9e g\u00e9n\u00e9rale des Nation Unies rejoint le processus qui permettrait de cr\u00e9er une certification internationale pour les diamants bruts, et, au bout de deux ans de n\u00e9gociation entre les gouvernements, des repr\u00e9sentants de l\u2019industrie diamantif\u00e8re et des organisations civiles, des accords sont sign\u00e9s en novembre 2002. Les principes de l\u2019accord reposent sur un contr\u00f4le de l\u2019import et de l\u2019export des diamants par le transfert de conteneurs inviolables assortis d\u2019informations d\u00e9taill\u00e9es.<\/p>\n<p>Mais si le processus est louable, il n\u2019en a que la forme. D\u00e9nonc\u00e9 par la soci\u00e9t\u00e9 civile, l\u2019ONG Global Witness quitte avec fracas le processus en 2011, suivi par l\u2019organisation canadienne Impact en 2017.<\/p>\n<p>Pour Thierry Vircoulon, chercheur au Programme Afrique subsaharienne de l\u2019Institut fran\u00e7ais des relations internationales (IFRI). \u00abLes ONG ne contr\u00f4lent rien, elles servent d\u2019alibi. (\u2026) Le processus a mal vieilli et n\u2019a pas \u00e9volu\u00e9 alors que le monde du diamant a chang\u00e9. Il correspond \u00e0 une \u00e9poque o\u00f9 le commerce \u00e9tait tenu par quelques grands acteurs sensibles \u00e0 l\u2019opinion publique. Aujourd\u2019hui, ce n\u2019est plus le cas avec l\u2019\u00e9mergence de Duba\u00ef comme place commerciale concurrente d\u2019Anvers et de la Chine comme nouveau march\u00e9 (\u2026) L\u2019implication des groupes arm\u00e9s n\u2019a jamais cess\u00e9, toutes leurs pierres pr\u00e9cieuses passent en contrebande\u00bb.<\/p>\n<p>En juin 2017, l\u2019ONG Global Witness mettait \u00e0 jour un r\u00e9seau de jeunes contrebandiers qui \u00e9coulaient des diamants de sang en provenance de Centrafrique en s\u2019appuyant sur Facebook et Instagram.<\/p>\n<p><strong>La blockchain au service de la tra\u00e7abilit\u00e9 des diamants<\/strong><\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"size-medium wp-image-769 alignleft\" src=\"https:\/\/blockchain-x.eu\/wp-content\/uploads\/2018\/02\/kimberley-process-blockchain-x-300x182.png\" alt=\"\" width=\"300\" height=\"182\" srcset=\"https:\/\/theblockchainforgood.org\/wp-content\/uploads\/2018\/02\/kimberley-process-blockchain-x-300x182.png 300w, https:\/\/theblockchainforgood.org\/wp-content\/uploads\/2018\/02\/kimberley-process-blockchain-x-768x465.png 768w, https:\/\/theblockchainforgood.org\/wp-content\/uploads\/2018\/02\/kimberley-process-blockchain-x-1024x620.png 1024w, https:\/\/theblockchainforgood.org\/wp-content\/uploads\/2018\/02\/kimberley-process-blockchain-x-696x422.png 696w, https:\/\/theblockchainforgood.org\/wp-content\/uploads\/2018\/02\/kimberley-process-blockchain-x-1068x647.png 1068w, https:\/\/theblockchainforgood.org\/wp-content\/uploads\/2018\/02\/kimberley-process-blockchain-x-693x420.png 693w, https:\/\/theblockchainforgood.org\/wp-content\/uploads\/2018\/02\/kimberley-process-blockchain-x.png 1200w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>Rendre infalsifiable un registre distribu\u00e9, consultable par tous pourrait sembler une piste d\u2019innovation vers laquelle se tourner pour rendre effectif ce que tente de faire le processus de Kimberley depuis les ann\u00e9es 2000.<br \/>\nC\u2019est ce qu\u2019a choisi de faire la startup britannique <a href=\"https:\/\/www.everledger.io\/\" target=\"_blank\" rel=\"noopener\">Everledger<\/a>. En s\u2019appuyant tout d\u2019abord sur la blockchain d\u2019Ethereum avant 2016, puis, \u00e0 l\u2019initiative d\u2019un partenariat avec IBM sur la technologie <a href=\"https:\/\/www.hyperledger.org\/\" target=\"_blank\" rel=\"noopener\">Hyperledeger Fabric<\/a>,\u00a0 une plateforme open source de d\u00e9veloppement de blockchain initi\u00e9e en d\u00e9cembre 2015 par la fondation Linux et largement support\u00e9e par IBM.<\/p>\n<p><img decoding=\"async\" class=\"size-medium wp-image-768 alignright\" src=\"https:\/\/blockchain-x.eu\/wp-content\/uploads\/2018\/02\/everledger-diamond-blockchain-x-300x234.png\" alt=\"\" width=\"300\" height=\"234\" srcset=\"https:\/\/theblockchainforgood.org\/wp-content\/uploads\/2018\/02\/everledger-diamond-blockchain-x-300x234.png 300w, https:\/\/theblockchainforgood.org\/wp-content\/uploads\/2018\/02\/everledger-diamond-blockchain-x-768x598.png 768w, https:\/\/theblockchainforgood.org\/wp-content\/uploads\/2018\/02\/everledger-diamond-blockchain-x-1024x797.png 1024w, https:\/\/theblockchainforgood.org\/wp-content\/uploads\/2018\/02\/everledger-diamond-blockchain-x-696x542.png 696w, https:\/\/theblockchainforgood.org\/wp-content\/uploads\/2018\/02\/everledger-diamond-blockchain-x-1068x831.png 1068w, https:\/\/theblockchainforgood.org\/wp-content\/uploads\/2018\/02\/everledger-diamond-blockchain-x-540x420.png 540w, https:\/\/theblockchainforgood.org\/wp-content\/uploads\/2018\/02\/everledger-diamond-blockchain-x.png 1200w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>Aujourd\u2019hui, Everledger r\u00e9f\u00e9rence 40 attributs par diamant (taille, couleur, puret\u00e9, poids en carat, lieu d&rsquo;extraction, etc\u2026) \u00e0 partir desquels un identifiant unique est g\u00e9n\u00e9r\u00e9 puis grav\u00e9 \u00e0 l\u2019\u00e9chelle microscopique sur la pierre avant d\u2019\u00eatre inscrite dans une blockchain. Les donn\u00e9es et les num\u00e9ro de s\u00e9rie sont crypt\u00e9s afin d\u2019\u00e9viter les faux et les donn\u00e9es de certification sont alors accessibles par tous.<\/p>\n<p>A ce jour, Everledger a enregistr\u00e9 quelque 1,8 millions de diamants dans ce registre distribu\u00e9, et souhaite impliquer tous les acteurs intervenant sur la cha\u00eene de valeur<\/p>\n<p>En janvier 2018, le Groupe De Beers a annonc\u00e9 le d\u00e9veloppement d\u2019une <a href=\"http:\/\/www.diamondblockchaininitiative.com\" target=\"_blank\" rel=\"noopener\">initiative similaire<\/a>, peut-\u00eatre pour se racheter de leur conduite pass\u00e9e, lorsqu&rsquo;il r\u00e9gnait sans partage sur l&rsquo;extraction du diamant, au point de contr\u00f4ler jusque 90% de la production mondiale.<\/p>\n<p>La question qui se pose aujourd&rsquo;hui serait de savoir si le processus de Kimberley pourrait s&#8217;emparer du sujet pour cr\u00e9er une blockchain mondiale, regroupant toutes les autorit\u00e9s en charge des importations et exportations de diamant. En effet, chaque autorit\u00e9 est actuellement responsable de son propre syst\u00e8me de certification, et qui, pour certaines, seraient encore \u00e0 utiliser des certificats papier rang\u00e9s dans des armoires&#8230;<\/p>\n<p>Si la volont\u00e9 internationale de mettre fin aux diamants de sang date des ann\u00e9es 2000, les blockchains pourraient constituer la pi\u00e8ce technologique manquante permettant de d\u00e9passer les bonnes intentions et mettre en oeuvre une solution de tra\u00e7abilit\u00e9 effective qui \u00e9puiserait progressivement cette source de financement de conflits arm\u00e9s en Afrique.<\/p>\n<p>Sources :<\/p>\n<ul>\n<li><a href=\"https:\/\/www.diamondspot.com\/?p=445&amp;lang=fr\" target=\"_blank\" rel=\"noopener\">Tra\u00e7abilit\u00e9 du diamant : trois dates \u00e0 retenir autour du processus de Kimberley<\/a>,\u00a0Diamondspot.com, juin 2004.<\/li>\n<li><a href=\"https:\/\/www.usinenouvelle.com\/article\/la-blockchain-sur-les-traces-de-la-supply-chain.N510414\" target=\"_blank\" rel=\"noopener\">La blockchain sur les traces de la supply chain<\/a>, Marine Protais, 9 mars 2017.<\/li>\n<li><a href=\"http:\/\/www.liberation.fr\/planete\/2018\/01\/22\/les-diamants-de-conflits-brillent-encore_1623052\" target=\"_blank\" rel=\"noopener\">Les \u00abdiamants de conflits\u00bb brillent encore<\/a>, Marine Ernoult, liberation.fr, 22 janvier 2018.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<section id=\"introduction\">\n<div class=\"container\">\n<div class=\"row\">\n<div class=\"col-md-12\">\n<div class=\"text-center\">\n<p>&nbsp;<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>Les \u00ab diamants de sang \u00bb (blood diamonds) sont les diamants provenant de mines africaines, principalement d\u2019Angola, du Lib\u00e9ria, de Sierra Leone, de C\u00f4te d&rsquo;Ivoire, de R\u00e9publique centrafricaine, de R\u00e9publique d\u00e9mocratique du Congo, ou encore du Zimbabwe. \u00ab Extraits de mines localis\u00e9es dans des zones o\u00f9 la guerre fait rage, ces diamants sont vendus en [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":774,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"episode_type":"","audio_file":"","podmotor_file_id":"","podmotor_episode_id":"","cover_image":"","cover_image_id":"","duration":"","filesize":"","filesize_raw":"","date_recorded":"","explicit":"","block":"","itunes_episode_number":"","itunes_title":"","itunes_season_number":"","itunes_episode_type":"","footnotes":""},"categories":[37],"tags":[52,53,51],"class_list":["post-716","post","type-post","status-publish","format-standard","has-post-thumbnail","category-blockchain-transports","tag-diamants","tag-processus-de-kimberley","tag-tracabilite"],"yoast_head":"<!-- This site is optimized with the Yoast SEO 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