{"id":106069,"date":"2023-05-18T18:19:00","date_gmt":"2023-05-18T18:19:00","guid":{"rendered":"https:\/\/fr.cryptonews.com\/?p=114305"},"modified":"2023-06-26T11:08:59","modified_gmt":"2023-06-26T11:08:59","slug":"compound-se-deploie-sur-arbitrum-la-l2-pour-ethereum-la-plus-valorisee","status":"publish","type":"post","link":"https:\/\/cryptonews.com\/fr\/news\/compound-se-deploie-sur-arbitrum-la-l2-pour-ethereum-la-plus-valorisee\/","title":{"rendered":"Compound se d\u00e9ploie sur Arbitrum, la L2 pour Ethereum la plus valoris\u00e9e"},"content":{"rendered":"<p class=\"wp-block-paragraph\"><strong><img decoding=\"async\" src=\"https:\/\/cimg.co\/news\/114305\/276197\/image.jpg\" srcset=\"https:\/\/cimg.co\/news\/114305\/276197\/responsive-images\/image___media_library_original_1024_361.jpg 1024w, https:\/\/cimg.co\/news\/114305\/276197\/responsive-images\/image___media_library_original_900_317.jpg 900w, https:\/\/cimg.co\/news\/114305\/276197\/responsive-images\/image___media_library_original_720_254.jpg 720w, https:\/\/cimg.co\/news\/114305\/276197\/responsive-images\/image___media_library_original_600_212.jpg 600w, https:\/\/cimg.co\/news\/114305\/276197\/responsive-images\/image___media_library_original_300_106.jpg 300w\" width=\"1024\" class=\"content-img\" alt=\"\">Compound Finance, le protocole de finance d&eacute;centralis&eacute;e qui permet le pr&ecirc;t et l&#8217;emprunt de cryptoactifs entre individus et sans tiers de confiance, est d&eacute;sormais compatible avec la la solution, dite de surcouche (layer 2), Arbitrum.<\/strong><\/p><p>C&rsquo;est maintenant possible, pour les utilisateurs de la plateforme Compound, en un seul clic sur leur \u00ab\u00a0dashboard\u00a0\u00bb, d&rsquo;utiliser la solution Arbitrum. La nouvelle a &eacute;t&eacute; annonc&eacute;e ce mardi 16 mai.<\/p><div class=\"raw-html-embed\"><blockquote class=\"twitter-tweet\"><p lang=\"en\" dir=\"ltr\">Compound III is live on <a href=\"https:\/\/twitter.com\/arbitrum?ref_src=twsrc%5Etfw\">@arbitrum<\/a>! <br><br>You can now use ARB, GMX, WETH, and WBTC as collateral to borrow USDC on Arbitrum.<br><br>To view the new market, select Arbitrum from the market selector in the Compound interface or click the link below: <a href=\"https:\/\/t.co\/uzVunF4qBT\">https:\/\/t.co\/uzVunF4qBT<\/a> <a href=\"https:\/\/t.co\/DuBUqzpHWl\">pic.twitter.com\/DuBUqzpHWl<\/a><\/p>&mdash; Compound Labs (@compoundfinance) <a href=\"https:\/\/twitter.com\/compoundfinance\/status\/1658268323556229121?ref_src=twsrc%5Etfw\">May 16, 2023<\/a><\/blockquote> <script async=\"\" src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/div><p>Cette int&eacute;gration entre Arbitrum, le protocole de seconde couche pour Ethereum, et Compound Finance, protocole de pr&ecirc;t et d&#8217;emprunt de cryptoactifs, va ravir les c&oelig;urs des passionn&eacute;s de finance d&eacute;centralis&eacute;e.<\/p><p>&nbsp;Au moment de la r&eacute;daction de cet article, la \u00ab\u00a0Total Value Locked\u00a0\u00bb ou TVL (qui repr&eacute;sente la somme de tous les fonds pr&eacute;sents sur la plateforme) d&rsquo;Arbitrum s&rsquo;&eacute;l&egrave;ve &agrave; 2,41 milliards de dollars. A titre de comparaison, ses concurrents Polygon et Optimism, ont une TVL respective de 977,43 et de 880,05 millions de dollars. Un &eacute;cart palpable.&nbsp;<\/p><p>Pour l&rsquo;instant, les utilisateurs de Compound qui veulent passer par Arbitrum ne peuvent utiliser que quelques crypto-monnaies: Ethereum (ETH), Arbitrum (ARB), Wrapped Bitcoin (WBTC), et GMX (le jeton alimentant la bourse d&eacute;centralis&eacute;e du m&ecirc;me nom).&nbsp;<\/p><h2><strong>De l&rsquo;importance des L2 et de leur concurrence<\/strong><\/h2><span class=\"replacer\"><\/span><p>Les frais de transactions, dans l&rsquo;univers de la finance d&eacute;centralis&eacute;e, sont un sempiternel sujet d&rsquo;insatisfaction. Ces derniers, pour faire simple, augmentent lorsque la blockchain est congestionn&eacute;e. De m&ecirc;me, quand vous laissez le moteur de la voiture tourner parce que vous &ecirc;tes bloqu&eacute; dans un embouteillage, vous consommez plus d&rsquo;essence, de m&ecirc;me, sur Ethereum, quand un nombre trop important de transactions arrive sur le r&eacute;seau, un \u00ab\u00a0bouchon\u00a0\u00bb se cr&eacute;e les frais de \u00ab\u00a0gas\u00a0\u00bb augmentent.&nbsp;<\/p><p>D&rsquo;o&ugrave; l&rsquo;importance cruciale des solutions de seconde couche (layer 2), qui permettent de r&eacute;duire les frais de transactions en d&eacute;congestionnant le r&eacute;seau Ethereum, sur lequel ils sont en quelque sorte superpos&eacute;s.&nbsp;<\/p><p>L&rsquo;ann&eacute;e en cours est marqu&eacute;e par une effervescence autour de la technologie de seconde couche. Nous avons vu en &agrave; peine cinq mois, les lancements de divers jetons de gouvernance, en plus de l&rsquo;&eacute;mergence des premi&egrave;res solutions bas&eacute;es sur les \u00ab\u00a0rollups\u00a0\u00bb permis par le concept cryptographique de \u00ab\u00a0zero knowledge\u00a0\u00bb.<\/p><p>Par rapport aux solutions de \u00ab\u00a0rollup\u00a0\u00bb dits optimistes, comme celles propos&eacute;es par Arbitrum et Optimism, les \u00ab\u00a0zk-rollups\u00a0\u00bb utilisent une cryptographie nettement plus complexe. Starknet, zkEVM de Polygon et zkSync font partie de ce segment de march&eacute;.<\/p><p>&nbsp;Ces solutions utilisent des rollups, qui regroupent les transactions en dehors de la cha&icirc;ne principale d&rsquo;Ethereum pour les convertir ensuite en un petit ensemble de donn&eacute;es. Ce petit ensemble de donn&eacute;es, appel&eacute; preuve, est ce qu&rsquo;Ethereum valide finalement.&nbsp;<\/p><p>De cette fa&ccedil;on, la cha&icirc;ne principale reste relativement fluide, ce qui maintient les frais de \u00ab\u00a0gas\u00a0\u00bb &agrave; un niveau relativement bas.<\/p><p>Pour rappel, le fondateur d&rsquo;Ethereum, Vitalik Buterin, <a href=\"https:\/\/vitalik.ca\/general\/2021\/01\/26\/snarks.html\">&eacute;crivait il y a deux ans<\/a> :&nbsp;<\/p><blockquote><p>La technologie cryptographique la plus puissante de ces dix derni&egrave;res ann&eacute;es est sans doute celle des preuves succinctes de z&eacute;ro \u00ab\u00a0knowledge\u00a0\u00bb &agrave; usage g&eacute;n&eacute;ral, g&eacute;n&eacute;ralement appel&eacute;es zk-SNARK (\u00ab\u00a0zero knowledge succinct arguments of knowledge\u00a0\u00bb). Un zk-SNARK vous permet de g&eacute;n&eacute;rer une preuve qu&rsquo;un calcul a un r&eacute;sultat particulier, de telle sorte que la preuve peut &ecirc;tre v&eacute;rifi&eacute;e extr&ecirc;mement rapidement m&ecirc;me si le calcul sous-jacent prend beaucoup de temps &agrave; s&rsquo;ex&eacute;cuter.&nbsp;<\/p><\/blockquote><p>De quoi fluidifier le r&eacute;seau Ethereum, en somme.&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>Compound Finance, le protocole de finance d&eacute;centralis&eacute;e qui permet le pr&ecirc;t et l&#8217;emprunt de cryptoactifs entre individus et sans tiers de confiance, est d&eacute;sormais compatible avec la la solution, dite de surcouche (layer 2), Arbitrum.C&rsquo;est maintenant possible, pour les utilisateurs de la plateforme Compound, en un seul clic sur leur \u00ab\u00a0dashboard\u00a0\u00bb, d&rsquo;utiliser la solution Arbitrum. [&hellip;]<\/p>\n","protected":false},"author":204,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"editors":[2550],"sponsored_companies":[],"class_list":["post-106069","post","type-post","status-publish","format-standard","hentry","category-news","editors-jurgen-hoffman"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Compound se d\u00e9ploie sur Arbitrum, la L2 pour Ethereum la plus valoris\u00e9e<\/title>\n<meta name=\"description\" content=\"Compound Finance, le protocole de finance d\u00e9centralis\u00e9e qui permet le pr\u00eat et l&#039;emprunt de cryptoactifs entre individus et sans tiers de confiance, est d\u00e9sormais compatible avec la la solution, dite de surcouche (layer 2), Arbitrum.\" \/>\n<meta name=\"robots\" content=\"index, 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