{"id":50967,"date":"2021-04-12T11:00:00","date_gmt":"2021-04-12T11:00:00","guid":{"rendered":"https:\/\/fr.cryptonews.com\/?p=50967"},"modified":"2023-06-26T11:06:54","modified_gmt":"2023-06-26T11:06:54","slug":"flow-la-blockchain-des-jetons-non-fongibles-10077","status":"publish","type":"post","link":"https:\/\/cryptonews.com\/fr\/exclusives\/flow-la-blockchain-des-jetons-non-fongibles-10077\/","title":{"rendered":"Flow : la blockchain des jetons non fongibles (NFT)"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Le succ&egrave;s des <b>CryptoKitties<\/b> en 2017 a &eacute;t&eacute; un des &eacute;v&eacute;nements r&eacute;v&eacute;lateur des probl&egrave;mes de scalabilit&eacute; d&rsquo;Ethereum. La congestion du r&eacute;seau qui s&rsquo;en est suivie a montr&eacute; les limites techniques de cette blockchain. Pendant que le secteur crypto attend avec impatience la finalisation du <a href=\"https:\/\/cryptonews.com\/fr\/news\/ethereum-moves-ahead-with-plans-for-earlier-transition-to-pr-9779\/\" target=\"_blank\" rel=\"noopener\">d&eacute;ploiement<\/a> de la derni&egrave;re mise &agrave; jour d&rsquo;Ethereum, Ethereum 2.0, ou alors l&rsquo;implantation de solutions de scalabilit&eacute; (comme celle <a href=\"https:\/\/cryptonews.com\/fr\/news\/no-optimism-for-ethereum-in-march-l2-scaling-solution-delaye-9867\/\" target=\"_blank\" rel=\"noopener\">d&eacute;velopp&eacute;e<\/a> par <b>Optimism<\/b>), certains acteurs du march&eacute; des NFT ont con&ccedil;u leurs propres solutions pour profiter des opportunit&eacute;s de croissance offertes par ce secteur. L&rsquo;une de ces solutions est <b><a href=\"https:\/\/www.onflow.org\/\" target=\"_blank\" rel=\"noopener\">Flow<\/a><\/b>, une blockchain qui pourrait bien s&rsquo;imposer comme la r&eacute;f&eacute;rence pour les NFT.<\/p><figure><img decoding=\"async\" src=\"https:\/\/cimg.co\/w\/articles-attachments\/1\/607\/156df50a2b.png\" sizes=\"(min-width: 640px) 720px, 100vw\" srcset=\"https:\/\/cimg.co\/w\/articles-attachments\/1\/607\/156df50a2b.png 300w, https:\/\/cimg.co\/w\/articles-attachments\/2\/607\/156df50a2b.png 600w, https:\/\/cimg.co\/w\/articles-attachments\/3\/607\/156df50a2b.png 720w, https:\/\/cimg.co\/w\/articles-attachments\/4\/607\/156df50a2b.png 900w, https:\/\/cimg.co\/w\/articles-attachments\/0\/607\/156df50a2b.png 1000w\" alt=\"\" class=\"content-img\"><figcaption>Source : [URL=\u00a0\u00bb<a href=\"https:\/\/www.onflow.org\" target=\"_blank\">www.onflow.org<\/a>\u00a0\u00bb target=\u00a0\u00bb_blank\u00a0\u00bb]onflow[\/URL]<\/figcaption><\/figure><h3 data-param=\"2\" id=\"presentation-du-projet\">Pr&eacute;sentation du projet<\/h3><p>Flow est une plateforme blockchain sp&eacute;cialement con&ccedil;ue pour les applications d&eacute;centralis&eacute;es fonctionnant avec des NFT. <b>Dapper Labs<\/b>, le cr&eacute;ateur de CryptoKitties et de NBA Top Shot, est &agrave; l&rsquo;origine du projet. Au lieu de migrer ses applications vers une autre blockchain, Dapper Labs a choisi de construire Flow, une blockchain sur laquelle son &eacute;quipe de d&eacute;veloppement et d&rsquo;autres &eacute;quipes peuvent s&rsquo;appuyer : CryptoKitties est d&rsquo;ailleurs d&eacute;j&agrave; disponible sur Flow mais l&rsquo;application continue d&rsquo;exister sur Ethereum. <\/p><figure><img decoding=\"async\" src=\"https:\/\/cimg.co\/p\/no_image.svg\" sizes=\"(min-width: 640px) 720px, 100vw\" alt=\"\" class=\"content-img lazyload\" data-src=\"https:\/\/cimg.co\/w\/articles-attachments\/1\/607\/15f20267ed.png\" data-srcset=\"https:\/\/cimg.co\/w\/articles-attachments\/1\/607\/15f20267ed.png 300w, https:\/\/cimg.co\/w\/articles-attachments\/2\/607\/15f20267ed.png 600w, https:\/\/cimg.co\/w\/articles-attachments\/3\/607\/15f20267ed.png 720w, https:\/\/cimg.co\/w\/articles-attachments\/4\/607\/15f20267ed.png 900w, https:\/\/cimg.co\/w\/articles-attachments\/0\/607\/15f20267ed.png 1000w\"><figcaption>Source : CryptoKitties<\/figcaption><\/figure><p>Pour r&eacute;soudre le probl&egrave;me de scalabilit&eacute;, la plupart des blockchains recourent &agrave; une fragmentation de leurs r&eacute;seaux (comme le &ldquo;sharding&rdquo; ou les solutions de couche 2) mais Dapper Labs a opt&eacute; pour une solution diff&eacute;rente. Selon l&rsquo;&eacute;quipe, &ldquo;le sharding est une solution adapt&eacute;e aux paiements mais elle n&rsquo;est pas appropri&eacute;e pour un &eacute;cosyst&egrave;me d&rsquo;applications complexes telles que les jeux ou les r&eacute;seaux sociaux&rdquo;. <\/p><p>Le protocole de Flow est une variante de l&rsquo;algorithme de consensus Proof-of-Stake (ou preuve d&rsquo;enjeu). Les d&eacute;veloppeurs de l&rsquo;infrastructure de Flow ont choisi de mettre l&rsquo;accent sur la &ldquo;composabilit&eacute;&rdquo; : ce concept assez similaire &agrave; celui d&rsquo;&rdquo;open-source&rdquo; permet aux d&eacute;veloppeurs de concevoir des applications ou des projets en se basant sur des codes existants, ce qui permet d&rsquo;acc&eacute;l&eacute;rer l&rsquo;innovation technologique.  <br>\nPour le d&eacute;veloppement de Flow, Dapper Labs a obtenu la coquette somme de 12 millions de dollars lors d&rsquo;un premier cycle de financement organis&eacute; en ao&ucirc;t 2020.  <\/p><h3 data-param=\"2\" id=\"fonctionnement-de-flow\">Fonctionnement de Flow<\/h3><p> <\/p><p>Flow dispose d&rsquo;une architecture en &ldquo;pipeline&rdquo; qui permet de r&eacute;partir les t&acirc;ches affect&eacute;es &agrave; un n&oelig;ud unique &agrave; plusieurs n&oelig;uds et am&eacute;liorer ainsi l&rsquo;efficience du processus. Les <a href=\"https:\/\/www.onflow.org\/primer\" target=\"_blank\" rel=\"noopener\">noeuds pr&eacute;sents<\/a> sur Flow appartiennent aux quatre cat&eacute;gories suivantes : <\/p><ul><li>Les noeuds de collecte qui s&rsquo;occupent de l&rsquo;optimisation de la connectivit&eacute; du r&eacute;seau et de l&rsquo;acc&egrave;s aux donn&eacute;es pour les applications d&eacute;centralis&eacute;es<\/li><li>Les noeuds de consensus qui d&eacute;cident de l&rsquo;ordre des transactions<\/li><li>Les noeuds d&rsquo;ex&eacute;cution qui effectuent les calculs associ&eacute;s &agrave; chaque transaction<\/li><li>Les noeuds de v&eacute;rification qui contr&ocirc;lent les noeuds d&rsquo;ex&eacute;cution<\/li><\/ul><p>  <\/p><p>Une autre particularit&eacute; de Flow est de disposer de contrats intelligents &ldquo;&eacute;volutifs&rdquo; : cette fonctionnalit&eacute; permet &agrave; ces contrats d&rsquo;&ecirc;tre d&rsquo;abord d&eacute;ploy&eacute;s en version beta, puis am&eacute;lior&eacute;s ou corrig&eacute;s avant d&rsquo;&ecirc;tre finalis&eacute;s.  <\/p><p>Flow dispose bien &eacute;videmment de son propre token natif baptis&eacute; tout simplement FLOW. Il dispose de plusieurs fonctions parmi lesquelles : <\/p><ul><li>la validation des transactions : les noeuds souhaitant participer &agrave; la validation doivent placer des tokens en staking, ce qui leur permet de recevoir des r&eacute;compenses ; <\/li><li>l&rsquo;utilisation en tant que moyen de paiement ;<\/li><li>la gouvernance : les d&eacute;tenteurs de FLOW peuvent participer &agrave; la gouvernance du protocole, notamment en ce qui concerne les param&egrave;tres du protocole et sa mise &agrave; jour ; <\/li><li>le stockage de donn&eacute;es : tout utilisateur de Flow dispose d&rsquo;un compte sur lequel un solde minimum requis pour assurer le stockage de ses donn&eacute;es. <\/li><\/ul><p>L&rsquo;int&eacute;r&ecirc;t pour Flow ne cesse de s&rsquo;accro&icirc;tre si on en croit la longue liste d&rsquo;entreprises prestigieuses qui contribuent d&rsquo;une mani&egrave;re ou d&rsquo;une autre &agrave; son &eacute;cosyst&egrave;me : on y retrouve <b>a16z crypto<\/b>, <b>Union Square Ventures<\/b>, <b>Coinbase Ventures<\/b>, <b>Samsung NEXT<\/b>, <b>Fenbushi Digital<\/b>, <b>Ubisoft<\/b>, <b>BlockTower<\/b>, <b>Valor Capital<\/b>, et <b>Warner Music Group<\/b>.<\/p><figure><img decoding=\"async\" src=\"https:\/\/cimg.co\/p\/no_image.svg\" sizes=\"(min-width: 640px) 720px, 100vw\" alt=\"\" class=\"content-img lazyload\" data-src=\"https:\/\/cimg.co\/w\/articles-attachments\/1\/607\/157e691eda.png\" data-srcset=\"https:\/\/cimg.co\/w\/articles-attachments\/1\/607\/157e691eda.png 300w, https:\/\/cimg.co\/w\/articles-attachments\/2\/607\/157e691eda.png 600w, https:\/\/cimg.co\/w\/articles-attachments\/3\/607\/157e691eda.png 720w, https:\/\/cimg.co\/w\/articles-attachments\/4\/607\/157e691eda.png 900w, https:\/\/cimg.co\/w\/articles-attachments\/0\/607\/157e691eda.png 1062w\"><figcaption>Source : onflow<\/figcaption><\/figure><p>Gr&acirc;ce &agrave; CryptoKitties et NBA Top Shot, Dapper Labs a &eacute;t&eacute; le pionnier d&rsquo;un nouveau mod&egrave;le de business qui continue de prosp&eacute;rer : Dapper Labs poursuit sur sa lanc&eacute;e puisque l&rsquo;&eacute;quipe a <a href=\"https:\/\/www.prnewswire.com\/news-releases\/dapper-labs-partners-with-ufc-to-bring-new-digital-collectibles-to-fans-on-blockchain-301010246.html\" target=\"_blank\" rel=\"noopener\">sign&eacute;<\/a> un partenariat exclusif avec <b>Ultimate Fighting Championship<\/b> (UFC) et <b>Dr Seuss<\/b>. <\/p><p>Dapper Labs a r&eacute;cemment r&eacute;colt&eacute; 305 millions de dollars pour financer le d&eacute;veloppement d&rsquo;une nouvelle application autour de NBA Top Shot. Ce nouveau cycle d&rsquo;investissement a vu la <a href=\"https:\/\/cointelegraph.com\/news\/michael-jordan-will-smith-join-305m-funding-round-for-nba-top-shot-maker-dapper-labs\" target=\"_blank\" rel=\"noopener\">participation<\/a> d&rsquo;investisseurs priv&eacute;s c&eacute;l&egrave;bres tels que Michael Jordan, Will Smith, Ashton Kutcher ou encore Alex Caruso.<\/p><figure><img decoding=\"async\" src=\"https:\/\/cimg.co\/p\/no_image.svg\" sizes=\"(min-width: 640px) 720px, 100vw\" alt=\"\" class=\"content-img lazyload\" data-src=\"https:\/\/cimg.co\/w\/articles-attachments\/1\/607\/16a755f9f0.png\" data-srcset=\"https:\/\/cimg.co\/w\/articles-attachments\/1\/607\/16a755f9f0.png 300w, https:\/\/cimg.co\/w\/articles-attachments\/2\/607\/16a755f9f0.png 600w, https:\/\/cimg.co\/w\/articles-attachments\/3\/607\/16a755f9f0.png 720w, https:\/\/cimg.co\/w\/articles-attachments\/4\/607\/16a755f9f0.png 900w, https:\/\/cimg.co\/w\/articles-attachments\/0\/607\/16a755f9f0.png 1000w\"><figcaption>Source : NBA Top Shot<\/figcaption><\/figure><p>Le succ&egrave;s de Flow laisse pourtant certains perplexes : un investisseur et partisan d&rsquo;Ethereum a r&eacute;cemment post&eacute; le commentaire suivant sur Twitter, remettant en question la valeur r&eacute;elle de Flow.<\/p><div class=\"tweet tweetContainer\"><oembed url=\"https:\/\/twitter.com\/RyanSAdams\/status\/1372728304856412163\"><\/oembed><\/div><p>Le temps nous dira si Ryan Adams a raison ou si Flow pourra r&eacute;pliquer avec succ&egrave;s son mod&egrave;le sur le long terme. <\/p><p>________<\/p><p>Suivez nos liens d&rsquo;affili&eacute;s:<\/p><p><b>Pour acheter des cryptomonnaies en Zone SEPA, Europe et citoyens fran&ccedil;ais<\/b>, visitez <a href=\"https:\/\/www.coinhouse.com\/r\/179207\" target=\"_blank\" rel=\"noopener\">Coinhouse<\/a> <\/p><p><b>Pour acheter des cryptomonnaies au Canada<\/b>, visitez <a href=\"https:\/\/go.bitbuy.tech\/aff_c?offer_id=3&amp;aff_id=1009&amp;source=FR\" target=\"_blank\" rel=\"noopener\">Bitbuy<\/a><\/p><p><b>Pour g&eacute;n&eacute;rer des int&eacute;r&ecirc;ts gr&acirc;ce &agrave; vos bitcoins<\/b>, allez sur le site de <a href=\"https:\/\/blockfi.mxuy67.net\/kqG6x\" target=\"_blank\" rel=\"noopener\">BlockFi<\/a><\/p><p><b>Pour s&eacute;curiser ou stocker vos cryptomonnaies<\/b>, procurez-vous les portefeuilles <a href=\"https:\/\/shop.ledger.com\/?r=12b53b98a1c0&amp;tracker=CN-FR\" target=\"_blank\" rel=\"noopener\">Ledger<\/a> ou <a href=\"https:\/\/shop.trezor.io\/?offer_id=82&amp;aff_id=1814\" target=\"_blank\" rel=\"noopener\">Trezor<\/a><\/p><p><b>Pour s&eacute;curiser ou stocker vos cryptomonnaies<\/b>, procurez-vous les portefeuilles <a href=\"https:\/\/shop.ledger.com\/?r=12b53b98a1c0&amp;tracker=CN-FR\" target=\"_blank\" rel=\"noopener\">Ledger<\/a> ou <a href=\"https:\/\/shop.trezor.io\/?offer_id=82&amp;aff_id=1814\" target=\"_blank\" rel=\"noopener\">Trezor<\/a><\/p><p><b>Pour investir dans le minage ou les masternodes:<\/b><\/p><ul><li>Sur <a href=\"https:\/\/feel-mining.com\/?tracking=1ED831AFAB\" target=\"_blank\" rel=\"noopener\">Feel Mining<\/a><\/li><li>Sur <a href=\"https:\/\/www.just-mining.com\/register?sponsor=aNJ7nRa0m3qvgi6LkMXAZX506\" target=\"_blank\" rel=\"noopener\">Just Mining<\/a> <\/li><\/ul><p><b>Pour accumuler des cryptos en jouant:<\/b><\/p><ul><li>Au poker sur la plateforme de jeux <a href=\"https:\/\/coinpoker.com\/crypto\" target=\"_blank\" rel=\"noopener\">CoinPoker<\/a><\/li><li>&Agrave; un fantasy football mondial sur la plateforme <a href=\"https:\/\/sorare.pxf.io\/c\/2102999\/902742\/12209\" target=\"_blank\" rel=\"noopener\">Sorare<\/a><\/li><\/ul><p><b>Si vous voulez en apprendre plus sur le Bitcoin et l&rsquo;investissement dans les cryptomonnaies, voici deux livres parfaits: &ldquo;<a href=\"https:\/\/amzn.to\/3j0wEQ1\" target=\"_blank\" rel=\"noopener\">Comprendre Bitcoin en 2h<\/a>\u00a0\u00bb et &ldquo;<a href=\"https:\/\/amzn.to\/38J7IJR\" target=\"_blank\" rel=\"noopener\">Investir dans Bitcoin<\/a>\u00ab\u00a0.<\/b> <\/p><p><b>Regardez la derni&egrave;re vid&eacute;o &ldquo;Les 5 actus cryptos de la semaine&rdquo;:<\/b><\/p><div class=\"raw-html-embed\"><iframe width=\"560\" height=\"315\" class=\"lazyload\" data-src=\"https:\/\/www.youtube.com\/embed\/e_l1X9vliT8\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/div><p>________________\t<\/p><p>Voici les sources d&rsquo;informations qu&rsquo;on vous propose:<br>\n<b>Notre newsletter hebdomadaire gratuite: <a href=\"https:\/\/www.getrevue.co\/profile\/CryptonewsFR\" target=\"_blank\" rel=\"noopener\">https:\/\/www.getrevue.co\/profile\/CryptonewsFR<\/a><br>\nNotre podcast audio: <a href=\"https:\/\/www.buzzsprout.com\/1111262\" target=\"_blank\" rel=\"noopener\">https:\/\/www.buzzsprout.com\/1111262<\/a><br>\nNotre cha&icirc;ne YouTube: <a href=\"https:\/\/www.youtube.com\/channel\/UCEu7E2wqP3t3QzAWTWF9weg\" target=\"_blank\" rel=\"noopener\">https:\/\/www.youtube.com\/channel\/UCEu7E2wqP3t3QzAWTWF9weg<\/a><br>\nTwitter: <a href=\"https:\/\/twitter.com\/cryptonews_FR\" target=\"_blank\" rel=\"noopener\">https:\/\/twitter.com\/cryptonews_FR<\/a><br>\nInstagram: <a href=\"https:\/\/www.instagram.com\/fr_cryptonews\" target=\"_blank\" rel=\"noopener\">https:\/\/www.instagram.com\/fr_cryptonews<\/a><br>\nFacebook: <a href=\"https:\/\/www.facebook.com\/cryptonewsFR\" target=\"_blank\" rel=\"noopener\">https:\/\/www.facebook.com\/cryptonewsFR<\/a><br>\nTelegram: <a href=\"https:\/\/t.me\/cryptonews_FR\" target=\"_blank\" rel=\"noopener\">https:\/\/t.me\/cryptonews_FR<\/a><\/b><\/p><p>_________<\/p>","protected":false},"excerpt":{"rendered":"<p>Le succ&egrave;s des CryptoKitties en 2017 a &eacute;t&eacute; un des &eacute;v&eacute;nements r&eacute;v&eacute;lateur des probl&egrave;mes de scalabilit&eacute; d&rsquo;Ethereum. La congestion du r&eacute;seau qui s&rsquo;en est suivie a montr&eacute; les limites techniques de cette blockchain. Pendant que le secteur crypto attend avec impatience la finalisation du d&eacute;ploiement de la derni&egrave;re mise &agrave; jour d&rsquo;Ethereum, Ethereum 2.0, ou [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[5,2],"tags":[556,51,399,466],"editors":[1620],"sponsored_companies":[],"class_list":["post-50967","post","type-post","status-publish","format-standard","hentry","category-features","category-exclusives","tag-applications","tag-ethereum","tag-nft","tag-scalabilite","editors-corinne-r"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Flow : la blockchain des jetons non fongibles (NFT)<\/title>\n<meta name=\"description\" content=\"Flow est n\u00e9 de la frustration des cr\u00e9ateurs de CryptoKitties, Dapper Labs, face au manque de scalabilit\u00e9 d&#039;Ethereum. Avec le boom des NFT, Flow souhaite devenir la plateforme des NFT et rendre ces derniers plus accessibles au grand public.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/cryptonews.com\/fr\/exclusives\/flow-la-blockchain-des-jetons-non-fongibles-10077\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Flow : la blockchain des jetons non fongibles (NFT)\" \/>\n<meta property=\"og:description\" content=\"Flow est n\u00e9 de la frustration des cr\u00e9ateurs de CryptoKitties, Dapper Labs, face au manque de scalabilit\u00e9 d&#039;Ethereum. 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