{"id":46069,"date":"2021-02-20T07:00:00","date_gmt":"2021-02-20T07:00:00","guid":{"rendered":"https:\/\/fr.cryptonews.com\/?p=46069"},"modified":"2023-06-26T11:06:54","modified_gmt":"2023-06-26T11:06:54","slug":"les-wrapped-bitcoin-l-innovation-qui-permet-d-utiliser-bitco-9429","status":"publish","type":"post","link":"https:\/\/cryptonews.com\/fr\/exclusives\/les-wrapped-bitcoin-l-innovation-qui-permet-d-utiliser-bitco-9429\/","title":{"rendered":"Le \u00ab\u00a0wrapped Bitcoin\u00a0\u00bb ou comment utiliser Bitcoin (BTC) sur Ethereum (ETH)"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Les &ldquo;wrapped tokens&rdquo; (litt&eacute;ralement jetons envelopp&eacute;s) sont une nouvelle classe d&rsquo;actifs qui permettent de r&eacute;soudre le probl&egrave;me d&rsquo;interop&eacute;rabilit&eacute;, un obstacle majeur au d&eacute;veloppement exponentiel de l&rsquo;&eacute;cosyst&egrave;me crypto : la fonctionnalit&eacute; d&rsquo;interop&eacute;rabilit&eacute; permettrait &agrave; des blockchains diff&eacute;rentes de partager leurs informations sans restrictions. Il existe d&eacute;j&agrave; des solutions pour contourner cet obstacle : les exchanges sont le moyen le plus courant pour &eacute;changer vos crypto-actifs contre d&rsquo;autres; un certain nombre de projets tels que <b>Polkadot<\/b> construisent une infrastructure centr&eacute;e sur l&rsquo;interop&eacute;rabilit&eacute;; les wrapped tokens sont une autre solution possible. Ces tokens disposent en effet de caract&eacute;ristiques qui les rendent compatibles avec plusieurs types de blockchains.<\/p><figure><img decoding=\"async\" src=\"https:\/\/cimg.co\/w\/articles-attachments\/1\/602\/eacbe68f89.jpeg\" sizes=\"(min-width: 640px) 720px, 100vw\" srcset=\"https:\/\/cimg.co\/w\/articles-attachments\/1\/602\/eacbe68f89.jpeg 300w, https:\/\/cimg.co\/w\/articles-attachments\/2\/602\/eacbe68f89.jpeg 600w, https:\/\/cimg.co\/w\/articles-attachments\/3\/602\/eacbe68f89.jpeg 720w, https:\/\/cimg.co\/w\/articles-attachments\/4\/602\/eacbe68f89.jpeg 900w, https:\/\/cimg.co\/w\/articles-attachments\/0\/602\/eacbe68f89.jpeg 1000w\" alt=\"\" class=\"content-img\"><figcaption><\/figcaption><\/figure><p>Lire aussi : <a href=\"https:\/\/cryptonews.com\/fr\/exclusives\/polkadot-merite-t-il-le-surnom-d-ethereum-killer-9274\/\" target=\"_blank\" rel=\"noopener\">Polkadot m&eacute;rite-t-il le surnom d&rsquo;Ethereum killer ?<\/a><\/p><p>Les wrapped tokens les plus courants sont bas&eacute;s sur le plus important &eacute;cosyst&egrave;me de la DeFi, Ethereum : ce sont g&eacute;n&eacute;ralement des jetons ERC-20 dont la valeur est identique &agrave; celle d&rsquo;un actif sous-jacent. Les wrapped tokens sont pratiquement consid&eacute;r&eacute;s comme des stablecoins puisque leur mod&egrave;le de fonctionnement est le m&ecirc;me :  ils sont &eacute;mis sur la base d&rsquo;un ratio 1 : 1 par rapport &agrave; l&rsquo;actif mis en garantie pour leur &eacute;mission. Pour les stablecoins, les actifs sous-jacents sont des monnaies fiat telles que l&rsquo;Euro ou le Dollar tandis que ceux des wrapped tokens sont des actifs sur d&rsquo;autres blockchains.<\/p><p>Les wrapped Bitcoin sont la forme la plus connue de wrapped tokens bien qu&rsquo;ils soient pourtant une innovation r&eacute;cente de la DeFi. Comme il n&rsquo;existe malheureusement pas de pont entre Ethereum et Bitcoin, un wBTC permet d&rsquo;une certaine mani&egrave;re, d&rsquo;utiliser des bitcoins sur le r&eacute;seau Ethereum et de b&eacute;n&eacute;ficier des avantages offerts par celui-ci tout en devenant un outil de la DeFi.<\/p><p>En effet, l&rsquo;&eacute;cosyst&egrave;me d&rsquo;Ethereum est significativement moins important en termes de valeur que celui du Bitcoin, ce qui limite son d&eacute;veloppement et sa liquidit&eacute; : l&rsquo;introduction de Bitcoin dans l&rsquo;&eacute;cosyst&egrave;me booste la liquidit&eacute; (notamment au sein des protocoles de la DeFi). La quantit&eacute; de bitcoins pr&eacute;sents sur Ethereum par l&rsquo;interm&eacute;diaire des wrapped tokens est en augmentation constante et se <a href=\"https:\/\/defipulse.com\/btc\" target=\"_blank\" rel=\"noopener\">rapproche<\/a> actuellement des 9 milliards de dollars.<\/p><figure><img decoding=\"async\" src=\"https:\/\/cryptonews.com\/wp-content\/themes\/cryptonews\/images\/p\/no_image.svg\" sizes=\"(min-width: 640px) 720px, 100vw\" alt=\"\" class=\"content-img lazyload\" data-src=\"https:\/\/cimg.co\/w\/articles-attachments\/1\/602\/eaaedbee75.png\" data-srcset=\"https:\/\/cimg.co\/w\/articles-attachments\/1\/602\/eaaedbee75.png 300w, https:\/\/cimg.co\/w\/articles-attachments\/2\/602\/eaaedbee75.png 600w, https:\/\/cimg.co\/w\/articles-attachments\/3\/602\/eaaedbee75.png 720w, https:\/\/cimg.co\/w\/articles-attachments\/4\/602\/eaaedbee75.png 900w, https:\/\/cimg.co\/w\/articles-attachments\/0\/602\/eaaedbee75.png 793w\"><figcaption>Source : DeFi Pulse<\/figcaption><\/figure><h3 data-param=\"2\" id=\"creation-du-projet\">Cr&eacute;ation du projet<\/h3><p>Le wBTC est une initiative conjointe de <b>REN<\/b> (anciennement connu sous le nom Republic Protocol), <b>BitGo<\/b> et <b>Kyber Network<\/b>. wBTC est actuellement sous le contr&ocirc;le d&rsquo;une DAO (Organisation Autonome D&eacute;centralis&eacute;e) baptis&eacute;e <b>WBTC DAO<\/b> qui regroupe une quinzaine de membres, qui assument des r&ocirc;les essentiels &agrave; la gouvernance du protocole. Le projet lui-m&ecirc;me compte une quarantaine de membres. <\/p><p>wBTC ne dispose donc pas du haut niveau de d&eacute;centralisation qui fait la particularit&eacute; de Bitcoin. En revanche, les membres s&rsquo;efforcent de maintenir un haut degr&eacute; de transparence en <a href=\"https:\/\/wbtc.network\/dashboard\/order-book\" target=\"_blank\" rel=\"noopener\">publiant<\/a> r&eacute;guli&egrave;rement toutes les donn&eacute;es on-chain des transactions sur Bitcoin et Ethereum et en se soumettant p&eacute;riodiquement &agrave; des audits dont les conclusions sont rendues publiques.<\/p><figure><img decoding=\"async\" src=\"https:\/\/cryptonews.com\/wp-content\/themes\/cryptonews\/images\/p\/no_image.svg\" sizes=\"(min-width: 640px) 720px, 100vw\" alt=\"\" class=\"content-img lazyload\" data-src=\"https:\/\/cimg.co\/w\/articles-attachments\/1\/602\/ea78d2d5f4.png\" data-srcset=\"https:\/\/cimg.co\/w\/articles-attachments\/1\/602\/ea78d2d5f4.png 300w, https:\/\/cimg.co\/w\/articles-attachments\/2\/602\/ea78d2d5f4.png 600w, https:\/\/cimg.co\/w\/articles-attachments\/3\/602\/ea78d2d5f4.png 720w, https:\/\/cimg.co\/w\/articles-attachments\/4\/602\/ea78d2d5f4.png 900w\"><figcaption>Source : DeFi Pulse<\/figcaption><\/figure><h3 data-param=\"2\" id=\"fonctionnement-du-protocole\">Fonctionnement du protocole<\/h3><p> <\/p><p>Le syst&egrave;me requiert tout simplement aux d&eacute;tenteurs de bitcoins de bloquer ces derniers (un processus similaire au staking), ce qui leur permet d&rsquo;obtenir en &eacute;change des wBTC. Ce syst&egrave;me requiert l&rsquo;intervention de plusieurs parties tierces, pour la r&eacute;alisation des phases critiques du processus telles que la conservation des BTC, la cr&eacute;ation (minting) des wBTC et la destruction (burning) des wBTC. <\/p><p>Le protocole est r&eacute;gi par un contrat multisignature : ces signatures sont requises pour ajouter ou supprimer des membres, mais &eacute;galement pour apporter des changements aux contrats intelligents sur lesquels repose le syst&egrave;me.<\/p><p>Le protocole repose sur deux principaux participants : les marchands (merchants) et les conservateurs ou d&eacute;positaires (custodians). Lors de la cr&eacute;ation du projet, BitGo assumait le r&ocirc;le de d&eacute;positaire tandis que Kyber et Republic Protocol assuraient celui de marchand. Il appartient aux marchands de proc&eacute;der  aux v&eacute;rifications d&rsquo;usage en mati&egrave;re de KYC (Know Your Customer) avant de d&eacute;livrer des wBTC &agrave; un utilisateur. <\/p><p>Les personnes morales ou physiques qui souhaitent obtenir des wBTC peuvent en faire la demande aupr&egrave;s d&rsquo;un marchand qui enverra les bitcoins correspondants aupr&egrave;s d&rsquo;un d&eacute;positaire comme BitGo. Apr&egrave;s r&eacute;ception des bitcoins, BitGo enverra les wBTC &agrave; l&rsquo;adresse du portefeuille Ethereum de l&rsquo;utilisateur. <\/p><p>Lorsqu&rsquo;un utilisateur souhaite r&eacute;cup&eacute;rer ses bitcoins, il renvoie ses wBTC &agrave; un marchand, qui d&eacute;duit la quantit&eacute; de wBTC de son solde, proc&eacute;dant ainsi &agrave; leur destruction. <\/p><p>Les derniers mois de 2020 ont vu une nette <a href=\"https:\/\/www.coindesk.com\/wrapped-bitcoin-burns-increase-bitgo-defi-alameda\" target=\"_blank\" rel=\"noopener\">augmentation<\/a> de wBTC d&eacute;truits par rapport aux wBTC cr&eacute;&eacute;s alors que le cours du Bitcoin entamait une trajectoire &agrave; la hausse qui est toujours d&rsquo;actualit&eacute;. <\/p><figure><img decoding=\"async\" src=\"https:\/\/cryptonews.com\/wp-content\/themes\/cryptonews\/images\/p\/no_image.svg\" sizes=\"(min-width: 640px) 720px, 100vw\" alt=\"\" class=\"content-img lazyload\" data-src=\"https:\/\/cimg.co\/w\/articles-attachments\/1\/602\/ea7f879251.png\" data-srcset=\"https:\/\/cimg.co\/w\/articles-attachments\/1\/602\/ea7f879251.png 300w, https:\/\/cimg.co\/w\/articles-attachments\/2\/602\/ea7f879251.png 600w, https:\/\/cimg.co\/w\/articles-attachments\/3\/602\/ea7f879251.png 720w, https:\/\/cimg.co\/w\/articles-attachments\/4\/602\/ea7f879251.png 900w\"><figcaption>Source : Coindesk <\/figcaption><\/figure><p>Il reste &agrave; savoir si cette hausse du cours continuera &agrave; affecter la progression et l&rsquo;utilisation des wBTC. Entre-temps, BitGo continue d&rsquo;&eacute;tendre la port&eacute;e des wBTC, avec un <a href=\"https:\/\/www.coindesk.com\/bitgo-tron-wrapped-bitcoin-ether-launch\" target=\"_blank\" rel=\"noopener\">lancement<\/a> sur une deuxi&egrave;me blockchain, celle de TRON.<\/p><p>________<\/p><p>Suivez nos liens d&rsquo;affili&eacute;s:<\/p><p><b>Pour acheter des cryptomonnaies; Zone SEPA Europe et citoyens fran&ccedil;ais<\/b>:<\/p><ul><li>Sur <a href=\"https:\/\/www.coinhouse.com\/r\/179207\" target=\"_blank\" rel=\"noopener\">Coinhouse<\/a> <\/li><li>Sur <a href=\"https:\/\/cryptonews.com\/ext\/etoro\/\" target=\"_blank\" rel=\"nofollow noopener\">etoro<\/a><\/li><li>Sur <a href=\"https:\/\/primexbt.com\/id\/sign-up?click_id=5dfa7e78606fc1000130ae09&amp;pid=396&amp;offer_id=12&amp;sub1=French\" target=\"_blank\" rel=\"noopener\">PrimeXBT<\/a><\/li><\/ul><p><b>Pour acheter des cryptomonnaies au Canada<\/b>:<\/p><ul><li>Sur <a href=\"https:\/\/go.bitbuy.tech\/aff_c?offer_id=3&amp;aff_id=1009&amp;source=FR\" target=\"_blank\" rel=\"noopener\">BitBuy<\/a><\/li><li>Sur <a href=\"https:\/\/imp.i246982.net\/c\/2102999\/794942\/11346?subId1=FR&amp;trafsrc=Impact\" target=\"_blank\" rel=\"noopener\">CoinSmart<\/a><\/li><li>Sur <a href=\"https:\/\/netcoins.ca\/?utm_source=cryptonewsfr\" target=\"_blank\" rel=\"noopener\">Netcoins<\/a><\/li><\/ul><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 ouvrir un plan &eacute;pargne en Bitcoin<\/b>, allez sur la plateforme r&eacute;gul&eacute;e <a href=\"https:\/\/stackinsat.com\/signup?r=CRYPTONEWS\">StackinSat<\/a><\/p><p><b>Pour s&eacute;curiser ou stocker vos cryptomonnaies:<\/b><\/p><ul><li>Via le portefeuille <a href=\"https:\/\/shop.ledger.com\/?r=12b53b98a1c0&amp;tracker=CN-FR\" target=\"_blank\" rel=\"noopener\">Ledger<\/a> ou le portefeuille <a href=\"https:\/\/shop.trezor.io\/?offer_id=82&amp;aff_id=1814\" target=\"_blank\" rel=\"noopener\">Trezor<\/a><\/li><li>Via le portefeuille <a href=\"https:\/\/get.zengo.com\/?src=7kcej9b\" target=\"_blank\" rel=\"noopener\">ZenGo<\/a><\/li><\/ul><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 transiger vos cryptos de fa&ccedil;on anonyme:<\/b><\/p><ul><li>Via <a href=\"https:\/\/www.cyberghostvpn.com\/offer\/cryfr_6xv10dicy\" target=\"_blank\" rel=\"noopener\">CyberGhost VPN<\/a><\/li><\/ul><p><b>Pour accumuler des cryptos en jouant:<\/b><\/p><ul><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>________________\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>Les &ldquo;wrapped tokens&rdquo; (litt&eacute;ralement jetons envelopp&eacute;s) sont une nouvelle classe d&rsquo;actifs qui permettent de r&eacute;soudre le probl&egrave;me d&rsquo;interop&eacute;rabilit&eacute;, un obstacle majeur au d&eacute;veloppement exponentiel de l&rsquo;&eacute;cosyst&egrave;me crypto : la fonctionnalit&eacute; d&rsquo;interop&eacute;rabilit&eacute; permettrait &agrave; des blockchains diff&eacute;rentes de partager leurs informations sans restrictions. Il existe d&eacute;j&agrave; des solutions pour contourner cet obstacle : les exchanges sont [&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":[44,51],"editors":[1620],"sponsored_companies":[],"class_list":["post-46069","post","type-post","status-publish","format-standard","hentry","category-features","category-exclusives","tag-bitcoin","tag-ethereum","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>Le &quot;wrapped Bitcoin&quot; ou comment utiliser Bitcoin (BTC) sur Ethereum (ETH)<\/title>\n<meta name=\"description\" content=\"Les &quot;wrapped Bitcoin&quot; sont un nouveau type de crypto-actif qui permettent d&#039;amener Bitcoin sur Ethereum.\" \/>\n<meta name=\"robots\" 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