{"id":6714,"date":"2020-12-02T16:10:38","date_gmt":"2020-12-02T15:10:38","guid":{"rendered":"https:\/\/wallcrypt.com\/?p=6714"},"modified":"2020-12-02T16:10:41","modified_gmt":"2020-12-02T15:10:41","slug":"what-is-the-cardano-blockchain","status":"publish","type":"post","link":"https:\/\/wallcrypt.com\/en\/what-is-the-cardano-blockchain\/","title":{"rendered":"What is the Cardano Blockchain?"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"6714\" class=\"elementor elementor-6714 elementor-3980\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-181b23a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"181b23a\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3647901\" data-id=\"3647901\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-16faffd elementor-widget elementor-widget-heading\" data-id=\"16faffd\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Qu\u2019est-ce que Cardano ? <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7ed8a16 elementor-widget elementor-widget-image\" data-id=\"7ed8a16\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"350\" height=\"250\" src=\"https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano-350x250.jpg\" class=\"attachment-jnews-350x250 size-jnews-350x250 wp-image-6719\" alt=\"\" srcset=\"https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano-350x250.jpg 350w, https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano-120x86.jpg 120w\" sizes=\"(max-width: 350px) 100vw, 350px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b4c3ed3 elementor-widget elementor-widget-text-editor\" data-id=\"b4c3ed3\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Cardano est une blockchain en cours de d\u00e9veloppement con\u00e7ue pour accueillir des applications d\u00e9centralis\u00e9es et des contrats intelligents. Cardano int\u00e8gre \u00e9galement l&#8217;Ada, une monnaie num\u00e9rique pouvant \u00eatre utilis\u00e9e pour effectuer des transactions financi\u00e8res.<\/p><p>Ce projet a la particularit\u00e9 d&#8217;\u00eatre la premi\u00e8re blockchain au monde \u00e0 \u00eatre soumise \u00e0 une \u00e9valuation par les pairs. En effet, un large \u00e9ventail de scientifiques et de chercheurs travaillent de concert pour concevoir les protocoles du r\u00e9seau.<\/p><p>Contrairement \u00e0 de nombreux projets de logiciels libres, Cardano a \u00e9t\u00e9 con\u00e7u sans feuille de route pr\u00e9cise ni m\u00eame livre blanc de r\u00e9f\u00e9rence. Le projet repose principalement sur une combinaison de m\u00e9thodes de conception, de bonnes pratiques d&#8217;ing\u00e9nierie et de perspectives prometteuses.<\/p><p>Charles Hoskinson, qui a cr\u00e9\u00e9 Cardano, le d\u00e9crit comme une blockchain de troisi\u00e8me g\u00e9n\u00e9ration. Cela signifie que ce r\u00e9seau &#8211; en plus de permettre des op\u00e9rations financi\u00e8res comme Bitcoin (premi\u00e8re g\u00e9n\u00e9ration) et de permettre le d\u00e9ploiement de contrats intelligents comme c\u2019est le cas avec Ethereum (deuxi\u00e8me g\u00e9n\u00e9ration) &#8211; a r\u00e9solu les probl\u00e8mes de mise \u00e0 l&#8217;\u00e9chelle et est compatible avec le syst\u00e8me bancaire actuel.<\/p><p>L&#8217;offre maximale de l&#8217;ADA est limit\u00e9e \u00e0 45 milliards de jetons. En juillet 2020, on comptait pr\u00e8s de 26 milliards d&#8217;ADA en circulation, pour une offre totale \u00e9valu\u00e9e \u00e0 31 milliards. Quant aux 14 milliards de jetons restants, ils devraient \u00eatre \u00e9mis par frappe.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4c6df99 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4c6df99\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b2a6209\" data-id=\"b2a6209\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-75de525 elementor-widget elementor-widget-heading\" data-id=\"75de525\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Qui se cache derri\u00e8re Cardano ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-edb4073 elementor-widget elementor-widget-text-editor\" data-id=\"edb4073\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Cardano a \u00e9t\u00e9 lanc\u00e9 en 2017 par Charles Hoskinson et Jeremy Wood. Hoskinson a \u00e9galement co-fond\u00e9 Ethereum (ETH), dont il fut bri\u00e8vement le PDG entre 2013 et 2014.<\/p><p>Aujourd&#8217;hui, les activit\u00e9s de Cardano sont men\u00e9es par trois organisations distinctes et ind\u00e9pendantes, dont :<\/p><ul><li>La Fondation Cardano\u00a0: une organisation \u00e0 but non lucratif dont la mission est de surveiller et de coordonner le d\u00e9veloppement de la blockchain Cardano.<\/li><li>IOHK (Input Output Hong Kong) : une entreprise de recherche et d\u00e9veloppement regroupant plusieurs sp\u00e9cialistes de diff\u00e9rentes disciplines. Cette soci\u00e9t\u00e9 publie r\u00e9guli\u00e8rement des articles universitaires d\u00e9crivant la technologie de Cardano.<\/li><li>Emurgo\u00a0: la firme charg\u00e9e de promouvoir l&#8217;adoption de Cardano aupr\u00e8s des entreprises et des grandes organisations. Elle est la principale source de financement de l&#8217;IOHK.<\/li><\/ul><p>Ces trois entit\u00e9s coop\u00e8rent strat\u00e9giquement pour assurer le bon d\u00e9roulement des travaux de d\u00e9veloppement de Cardano.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-f2ca412 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f2ca412\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-cc40989\" data-id=\"cc40989\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a286c6d elementor-widget elementor-widget-heading\" data-id=\"a286c6d\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Pourquoi Cardano a-t-il \u00e9t\u00e9 cr\u00e9\u00e9 ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-919ce1b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"919ce1b\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5c9aa6d\" data-id=\"5c9aa6d\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-695d574 elementor-widget elementor-widget-text-editor\" data-id=\"695d574\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Cardano est n\u00e9 pour r\u00e9pondre \u00e0 trois probl\u00e9matiques essentielles que rencontrent les r\u00e9seaux d\u00e9centralis\u00e9s :<\/p><p><span style=\"color: #020202; font-size: 1.563em; font-weight: bold;\">1. La scalabilit\u00e9<\/span><\/p><p>Cette question encadre trois facteurs cl\u00e9s que sont : le d\u00e9bit, le r\u00e9seau et la mise \u00e0 l\u2019\u00e9chelle des donn\u00e9es.<\/p><ul><li>Le d\u00e9bit\u00a0: Un syst\u00e8me financier robuste doit \u00eatre capable de supporter des milliers de transactions par seconde. Ethereum d\u00e9tient actuellement le record maximum avec seulement 20 transactions par seconde. Gr\u00e2ce \u00e0 son m\u00e9canisme appel\u00e9 Ouroboros, Cardano tente de r\u00e9soudre ce probl\u00e8me.<\/li><li>Le r\u00e9seau\u00a0: Plus le nombre de transactions augmente, plus les besoins en ressources r\u00e9seau augmentent. Cependant, dans un r\u00e9seau d\u00e9centralis\u00e9, il est presque impossible d&#8217;avoir un syst\u00e8me homog\u00e8ne et par cons\u00e9quent le dimensionnement du r\u00e9seau devient difficile. Pour y rem\u00e9dier, Cardano \u00e9tudie une architecture r\u00e9seau h\u00e9t\u00e9rog\u00e8ne appel\u00e9e RINA, laquelle promet confidentialit\u00e9, transparence et \u00e9volutivit\u00e9.<\/li><li>La mise \u00e0 l\u2019\u00e9chelle\u00a0: \u00c0 mesure que la blockchain devient plus volumineuse, elle n\u00e9cessite plus d&#8217;espace. Sur le long terme, il n&#8217;est pas raisonnable que chaque n\u0153ud dispose de la totalit\u00e9 du registre distribu\u00e9. C\u2019est pour cette raison que Cardano part du principe que : \u00ab tout le monde n\u2019a pas besoin de toutes les donn\u00e9es \u00bb.<\/li><\/ul><h3>2. L\u2019interop\u00e9rabilit\u00e9<\/h3><p>Dans le monde de la finance, nous pouvons distinguer les cryptoactifs et les monnaies traditionnelles de type fiat. Pour les \u00e9changer, les syst\u00e8mes auxquels ils appartiennent doivent pouvoir communiquer. Pour ce faire, nous utilisons le plus souvent des exchanges. Cependant, \u00e9tant donn\u00e9 la nature centralis\u00e9e de ces derniers, cela affaiblit la s\u00e9curit\u00e9 des utilisateurs. Cardano estime qu&#8217;une cryptomonnaie fiable et solide doit fournir un environnement dans lequel les blockchains sont en mesure de collaborer entre elles et avec les syst\u00e8mes financiers existants.<\/p><p>\u00a0<\/p><h3>3. La durabilit\u00e9<\/h3><p>Selon M. Hoskinson, la question du financement des \u00e9volutions du projet est la plus difficile \u00e0 r\u00e9pondre. En g\u00e9n\u00e9ral, lorsqu&#8217;un certain d\u00e9veloppement doit \u00eatre fait dans le syst\u00e8me , les subventions peuvent provenir soit du m\u00e9c\u00e9nat, soit d&#8217;une ICO. Toutefois, ces deux solutions peuvent conduire \u00e0 une \u00e9ventuelle centralisation. Cardano pr\u00e9voit de s&#8217;inspirer de Dash en cr\u00e9ant une tr\u00e9sorerie de financement participatif.<\/p><p><span style=\"font-family: 'Droid Serif';\">Outre ces am\u00e9liorations techniques, l&#8217;objectif du projet est d&#8217;offrir un environnement plus stable donnant la priorit\u00e9 aux besoins r\u00e9els des utilisateurs.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-615134a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"615134a\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-fe0e57e\" data-id=\"fe0e57e\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c6e57cb elementor-widget elementor-widget-heading\" data-id=\"c6e57cb\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Comment fonctionne Cardano ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2eef3e2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2eef3e2\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d12b6c7\" data-id=\"d12b6c7\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-145e31d elementor-widget elementor-widget-text-editor\" data-id=\"145e31d\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3><span lang=\"FR-CM\">Comment marche la blockchain Cardano\u00a0?<\/span><\/h3><p class=\"MsoNormal\"><span lang=\"FR-CM\">\u00a0La technologie Cardano est compos\u00e9e de deux couches\u00a0: <\/span><\/p><p class=\"MsoNormal\" style=\"margin: 0cm 0cm 0.0001pt 36pt; text-indent: -18pt; border-width: initial; border-style: none;\"><span lang=\"FR-CM\" style=\"color: black;\">&#8211;<span style=\"font: 7.0pt 'Times New Roman';\">\u00a0 \u00a0<\/span><\/span><b><span lang=\"FR-CM\" style=\"color: black;\">La couche de r\u00e8glement Cardano<\/span><\/b><span lang=\"FR-CM\" style=\"color: black;\">\u00a0: elle intervient pour le traitement et l\u2019enregistrement des transactions dans sa monnaie <\/span><span lang=\"FR-CM\">cryptomonnaie<span style=\"color: black;\"> native, l&#8217;ADA;<\/span><\/span><\/p><p class=\"MsoNormal\" style=\"margin-left: 36pt; text-indent: -18pt; border-width: initial; border-style: none;\"><span lang=\"FR-CM\" style=\"color: black;\">&#8211;<span style=\"font: 7.0pt 'Times New Roman';\">\u00a0 \u00a0<\/span><\/span><b><span lang=\"FR-CM\" style=\"color: black;\">La couche de calcul Cardano (CCL<\/span><\/b><span lang=\"FR-CM\" style=\"color: black;\">)\u00a0: permet aux d\u00e9veloppeurs d&#8217;utiliser des contrats intelligents pour mobiliser des ressources <\/span><span lang=\"FR-CM\">financi\u00e8res.<\/span><\/p><p class=\"MsoNormal\"><span lang=\"FR-CM\">De plus, dans le r\u00e9seau Cardano on peut distinguer 3 types de machines\u00a0:<\/span><\/p><p class=\"MsoNormal\" style=\"margin: 0cm 0cm 0.0001pt 36pt; text-indent: -18pt; border-width: initial; border-style: none;\"><span lang=\"FR-CM\" style=\"color: black;\">&#8211;<span style=\"font: 7.0pt 'Times New Roman';\">\u00a0 \u00a0<\/span><\/span><span lang=\"FR-CM\" style=\"color: black;\">Les n\u0153uds mCore\u00a0: ils permettent de participer \u00e0 la gouvernance du r\u00e9seau gr\u00e2ce au staking de jetons<\/span><\/p><p class=\"MsoNormal\" style=\"margin: 0cm 0cm 0.0001pt 36pt; text-indent: -18pt; border-width: initial; border-style: none;\"><span lang=\"FR-CM\" style=\"color: black;\">&#8211;<span style=\"font: 7.0pt 'Times New Roman';\">\u00a0 <\/span><\/span><span lang=\"FR-CM\" style=\"color: black;\">Les n\u0153uds de relais\u00a0: ils permettent de faire transiter les donn\u00e9es entre les n\u0153uds mCore et\u00a0 le <\/span><span lang=\"FR-CM\">r\u00e9seau<span style=\"color: black;\"> Internet<\/span><\/span><\/p><p class=\"MsoNormal\" style=\"margin-left: 36pt; text-indent: -18pt; border-width: initial; border-style: none;\"><span lang=\"FR-CM\" style=\"color: black;\">&#8211;<span style=\"font: 7.0pt 'Times New Roman';\">\u00a0 <\/span><\/span><span lang=\"FR-CM\" style=\"color: black;\">Les n\u0153uds Edge\u00a0: ils <\/span><span lang=\"FR-CM\">assurent<span style=\"color: black;\"> la <\/span>cr\u00e9ation<span style=\"color: black;\"> des transactions en ADA<\/span><\/span><\/p><p class=\"MsoNormal\"><span lang=\"FR-CM\">Depuis sa cr\u00e9ation, la blockchain a subit 5 mises \u00e0 jour majeures\u00a0:<\/span><\/p><p class=\"MsoNormal\" style=\"margin: 0cm 0cm 0.0001pt 36pt; text-indent: -18pt; border-width: initial; border-style: none;\"><span lang=\"FR-CM\" style=\"color: black;\">&#8211;<span style=\"font: 7.0pt 'Times New Roman';\">\u00a0<\/span><\/span><span lang=\"FR-CM\" style=\"color: black;\"><a href=\"https:\/\/roadmap.cardano.org\/en\/byron\/\" target=\"_blank\" rel=\"noopener\">Byron\u00a0<\/a>: il s\u2019agit du premier jet du projet. Il a vu le jour en 2017 et a permis aux utilisateurs d&#8217;acheter et de vendre la crypto \u2013 monnaie.<\/span><\/p><p class=\"MsoNormal\" style=\"margin: 0cm 0cm 0.0001pt 36pt; text-indent: -18pt; border-width: initial; border-style: none;\"><span lang=\"FR-CM\" style=\"color: black;\">&#8211;<span style=\"font: 7.0pt 'Times New Roman';\">\u00a0<\/span><\/span><span lang=\"FR-CM\" style=\"color: black;\"><a href=\"https:\/\/roadmap.cardano.org\/en\/shelley\/\" target=\"_blank\" rel=\"noopener\">Shelley\u00a0<\/a>: en compl\u00e9ment <\/span><span lang=\"FR-CM\">\u00e0<span style=\"color: black;\"> Byron, elle est con\u00e7ue pour garantir une transition fluide et s\u00fbre, et ce sans interruption de service.<\/span><\/span><\/p><p class=\"MsoNormal\" style=\"margin: 0cm 0cm 0.0001pt 36pt; text-indent: -18pt; border-width: initial; border-style: none;\"><span lang=\"FR-CM\" style=\"color: black;\">&#8211;<span style=\"font: 7.0pt 'Times New Roman';\">\u00a0<\/span><\/span><span lang=\"FR-CM\" style=\"color: black;\"><a href=\"https:\/\/roadmap.cardano.org\/en\/goguen\/\" target=\"_blank\" rel=\"noopener\">Goguen\u00a0<\/a>: elle apporte la possibilit\u00e9 de cr\u00e9er des applications d\u00e9centralis\u00e9es (DApps)<\/span><\/p><p class=\"MsoNormal\" style=\"margin: 0cm 0cm 0.0001pt 36pt; text-indent: -18pt; border-width: initial; border-style: none;\"><span lang=\"FR-CM\" style=\"color: black;\">&#8211;<span style=\"font: 7.0pt 'Times New Roman';\">\u00a0<\/span><\/span><span lang=\"FR-CM\" style=\"color: black;\"><a href=\"https:\/\/roadmap.cardano.org\/en\/basho\/\" target=\"_blank\" rel=\"noopener\">Basho\u00a0<\/a>: elle optimise la flexibilit\u00e9 et l\u2019interop\u00e9rabilit\u00e9 du r\u00e9seau Cardano.<\/span><\/p><p class=\"MsoNormal\" style=\"margin: 0cm 0cm 0.0001pt 36pt; text-indent: -18pt; border-width: initial; border-style: none;\"><span lang=\"FR-CM\" style=\"font-family: 'Droid Serif'; text-indent: -18pt; color: black;\">&#8211;<span style=\"font: 7.0pt 'Times New Roman';\">\u00a0<\/span><\/span><span lang=\"FR-CM\" style=\"font-family: 'Droid Serif'; text-indent: -18pt; color: black;\"><a href=\"https:\/\/roadmap.cardano.org\/en\/voltaire\/\" target=\"_blank\" rel=\"noopener\">Voltaire\u00a0<\/a>: elle introduit un syst\u00e8me de vote et de tr\u00e9sorerie qui permet aux membres du r\u00e9seau de contribuer et d\u2019influencer le d\u00e9veloppement du r\u00e9seau.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-85634b8 elementor-widget elementor-widget-text-editor\" data-id=\"85634b8\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3 class=\"\">Qu&#8217;est-ce que Ouroboros?<\/h3><p><a href=\"https:\/\/cardano.org\/ouroboros\/\" target=\"_blank\" rel=\"noopener\">Ouroboros<\/a> est un algorithme de proof of stake (PoS) qui permet de garantir la s\u00e9curit\u00e9 du r\u00e9seau et confirmer les transactions et g\u00e9n\u00e9rer de nouveau bloc.<\/p><p>Ouroboros d\u00e9coupe le temps mat\u00e9riel en des \u00e8res compos\u00e9es de cr\u00e9neaux, qui sont des p\u00e9riodes de temps fixes. La dur\u00e9e des cr\u00e9neaux varie dans Cardano et peut \u00eatre modifi\u00e9e dans l&#8217;algorithme. Les \u00e8res se suivent de fa\u00e7on lin\u00e9aire : une fois termin\u00e9e, une autre se met en route. Chaque \u00e8re est dirig\u00e9e par un chef de cr\u00e9neau, d\u00e9sign\u00e9 par les parties prenantes ou les n\u0153uds ayant d\u00e9j\u00e0 g\u00e9n\u00e9r\u00e9 des jetons. Les op\u00e9rations effectu\u00e9es par les leaders de cr\u00e9neau sont approuv\u00e9es par des validateurs.<\/p><p>Pour assurer plus de transparence dans les votes, deux types d&#8217;entr\u00e9es sont pr\u00e9vus dans le syst\u00e8me \u00e9lectoral. La premi\u00e8re entr\u00e9e correspond \u00e0 un tirage al\u00e9atoire et la deuxi\u00e8me s\u2019appuie sur la r\u00e9partition des richesse en fonction de l\u2019enjeu. Plus le nombre de jetons est important plus les n\u0153uds ont de chance d\u2019\u00eatre \u00e9lus chefs de cr\u00e9neau. Seuls les n\u0153uds mCore peuvent \u00eatre \u00e9lus pour devenir des leaders de slots.<\/p><p>Le protocole Ouroboros dispose d&#8217;un m\u00e9canisme de r\u00e9compense pour les participants au r\u00e9seau. Les participants peuvent soit exploiter un pool de staking, soit y d\u00e9l\u00e9guer leur participation.<\/p><p>Ouroboros autorise la cr\u00e9ation de deux cat\u00e9gories de blocs\u00a0:<\/p><ul><li>Les blocs Genesis\u00a0: Contiennent un r\u00e9pertoire de tous les leaders impliqu\u00e9s \u00e0 une \u00e9poque donn\u00e9e et une s\u00e9rie de blocs principaux<\/li><li>Les blocs principaux\u00a0: regroupe les informations concernant les transactions, les suggestions de mises \u00e0 niveau des logiciels et la grille de votes pour celles-ci.<\/li><\/ul><p>La s\u00e9curit\u00e9 d&#8217;Ouroboros approuv\u00e9e \u00e0 la suite d&#8217;un processus d&#8217;examen formel. De plus, le code de Cardano est \u00e9crit en Haskell, un langage de programmation couramment utilis\u00e9 dans les secteurs bancaire et de la d\u00e9fense.<\/p><p><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-54f6b92 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"54f6b92\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-100008a\" data-id=\"100008a\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-95c2740 elementor-widget elementor-widget-heading\" data-id=\"95c2740\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Conclusion<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-bdd9a15 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"bdd9a15\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2acd800\" data-id=\"2acd800\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-eb2a3af elementor-widget elementor-widget-text-editor\" data-id=\"eb2a3af\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Le fait que Cardano soit construit selon une logique scientifique lui donne sans doute un avantage consid\u00e9rable sur ses concurrents. De plus, si le projet \u00e9volue comme annonc\u00e9 par l&#8217;\u00e9quipe de d\u00e9veloppement, nous pouvons nous attendre \u00e0 ce que l&#8217;ADA ait un brillant avenir.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Qu\u2019est-ce que Cardano ? Cardano est une blockchain en cours de d\u00e9veloppement con\u00e7ue pour accueillir des applications d\u00e9centralis\u00e9es et des contrats intelligents. Cardano int\u00e8gre \u00e9galement l&#8217;Ada, une monnaie num\u00e9rique pouvant \u00eatre utilis\u00e9e pour effectuer des transactions financi\u00e8res. Ce projet a la particularit\u00e9 d&#8217;\u00eatre la premi\u00e8re blockchain au monde \u00e0 \u00eatre soumise \u00e0 une \u00e9valuation par [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":6719,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"jnews-multi-image_gallery":[],"jnews_single_post":{"subtitle":"","format":"standard","video":"","gallery":"","source_name":"","source_url":"","via_name":"","via_url":"","override":[{"single_blog_custom":"","sidebar":"","second_sidebar":"","share_position":"","share_float_style":"","post_date_format":"","post_date_format_custom":"","post_reading_time_wpm":"","zoom_button_out_step":"1","zoom_button_in_step":"1","number_popup_post":"1"}],"image_override":[{"single_post_thumbnail_size":"","single_post_gallery_size":""}],"trending_post_position":"","trending_post_label":"","sponsored_post_label":"","sponsored_post_name":"","sponsored_post_url":"","sponsored_post_logo":"","sponsored_post_desc":""},"jnews_primary_category":{"id":""},"footnotes":""},"categories":[210],"tags":[],"class_list":["post-6714","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"acf":[],"featured_image_urls_v2":{"full":["https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano.jpg",351,294,false],"thumbnail":["https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano-150x150.jpg",150,150,true],"medium":["https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano-300x251.jpg",300,251,true],"medium_large":["https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano.jpg",351,294,false],"large":["https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano.jpg",351,294,false],"1536x1536":["https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano.jpg",351,294,false],"2048x2048":["https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano.jpg",351,294,false],"widget-thumbnail":["https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano-75x75.jpg",75,75,true],"rpwe-thumbnail":["https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano-45x45.jpg",45,45,true],"profile_24":["https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano.jpg",24,20,false],"profile_48":["https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano.jpg",48,40,false],"profile_96":["https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano.jpg",96,80,false],"profile_150":["https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano.jpg",150,126,false],"profile_300":["https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano.jpg",300,251,false],"jnews-360x180":["https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano-351x180.jpg",351,180,true],"jnews-750x375":["https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano.jpg",351,294,false],"jnews-1140x570":["https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano.jpg",351,294,false],"jnews-120x86":["https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano-120x86.jpg",120,86,true],"jnews-350x250":["https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano-350x250.jpg",350,250,true],"jnews-750x536":["https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano.jpg",351,294,false],"jnews-1140x815":["https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano.jpg",351,294,false],"jnews-360x504":["https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano.jpg",351,294,false],"jnews-75x75":["https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano-75x75.jpg",75,75,true],"jnews-350x350":["https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano.jpg",350,293,false],"jnews-featured-750":["https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano.jpg",351,294,false],"jnews-featured-1140":["https:\/\/wallcrypt.com\/wp-content\/uploads\/2020\/07\/ada-cardano.jpg",351,294,false]},"post_excerpt_stackable_v2":"<p>Qu\u2019est-ce que Cardano ? Cardano est une blockchain en cours de d\u00e9veloppement con\u00e7ue pour accueillir des applications d\u00e9centralis\u00e9es et des contrats intelligents. Cardano int\u00e8gre \u00e9galement l&#8217;Ada, une monnaie num\u00e9rique pouvant \u00eatre utilis\u00e9e pour effectuer des transactions financi\u00e8res.Ce projet a la particularit\u00e9 d&#8217;\u00eatre la premi\u00e8re blockchain au monde \u00e0 \u00eatre soumise \u00e0 une \u00e9valuation par les pairs. En effet, un large \u00e9ventail de scientifiques et de chercheurs travaillent de concert pour concevoir les protocoles du r\u00e9seau.Contrairement \u00e0 de nombreux projets de logiciels libres, Cardano a \u00e9t\u00e9 con\u00e7u sans feuille de route pr\u00e9cise ni m\u00eame livre blanc de r\u00e9f\u00e9rence. Le projet repose&hellip;<\/p>\n","category_list_v2":"<a href=\"https:\/\/wallcrypt.com\/en\/wallcrypt\/uncategorized\/\" rel=\"category tag\">Uncategorized<\/a>","author_info_v2":{"name":"wallcrypt","url":"https:\/\/wallcrypt.com\/en\/author\/wallcrypt\/"},"comments_num_v2":"0 comments","yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is the Cardano Blockchain? - WALLCRYPT<\/title>\n<meta name=\"robots\" content=\"index, nofollow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/wallcrypt.com\/en\/what-is-the-cardano-blockchain\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What is the Cardano Blockchain? - WALLCRYPT\" \/>\n<meta property=\"og:description\" content=\"Qu\u2019est-ce que Cardano ? 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