{"id":8532,"date":"2022-01-18T12:16:00","date_gmt":"2022-01-18T09:16:00","guid":{"rendered":"https:\/\/alfacash.blog\/?p=8532"},"modified":"2024-02-19T21:51:00","modified_gmt":"2024-02-19T18:51:00","slug":"quest-ce-que-solana-crypto-monnaie-concurrent-majeur-ethereum","status":"publish","type":"post","link":"https:\/\/alfacash.blog\/fr\/2022\/01\/18\/quest-ce-que-solana-crypto-monnaie-concurrent-majeur-ethereum\/","title":{"rendered":"Qu&#039;est-ce que la crypto-monnaie Solana ? Un concurrent majeur du Ethereum"},"content":{"rendered":"<p>Le march\u00e9 des crypto-monnaies a commenc\u00e9 2022 en rouge. Cependant, de nombreuses pi\u00e8ces ont continu\u00e9 avec leur popularit\u00e9 de 2021 et avec de bonnes perspectives pour la nouvelle ann\u00e9e. C&#039;est le cas de la crypto-monnaie Solana (SOL).<\/p>\n\n\n\n<p>En 2020, il \u00e9tait m\u00eame difficile d&#039;avoir entendu parler de cet atout. Pourtant, <strong>Solana a connu une croissance exponentielle en 2021<\/strong>. Donc, maintenant c&#039;est l&#039;un des grands concurrents de Ethereum. Voyons en quoi consiste cette blockchain et pourquoi elle est devenue la pr\u00e9f\u00e9r\u00e9e des investisseurs.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Qu&#039;est-ce que Solana ?<\/strong><\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"alignleft size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/Solana-crypto-logo.jpg\" alt=\"Altcoins-2022-Solana-crypto\" class=\"wp-image-8480\" width=\"290\" height=\"290\" srcset=\"https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/Solana-crypto-logo.jpg 400w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/Solana-crypto-logo-300x300.jpg 300w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/Solana-crypto-logo-150x150.jpg 150w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/Solana-crypto-logo-12x12.jpg 12w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/Solana-crypto-logo-180x180.jpg 180w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/Solana-crypto-logo-370x370.jpg 370w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/Solana-crypto-logo-306x306.jpg 306w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/Solana-crypto-logo-245x245.jpg 245w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/Solana-crypto-logo-200x200.jpg 200w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/Solana-crypto-logo-305x305.jpg 305w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/Solana-crypto-logo-67x67.jpg 67w\" sizes=\"auto, (max-width: 290px) 100vw, 290px\" \/><figcaption>Logo Solana. Source : compte Twitter officiel<\/figcaption><\/figure><\/div>\n\n\n\n<p><a href=\"https:\/\/docs.solana.com\/introduction\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">R\u00e9seau Solana<\/a>, initialement connu sous le nom de Loom Network, est une blockchain haute performance, sans autorisation (d\u00e9centralis\u00e9e) et open source. Le r\u00e9seau principal a \u00e9t\u00e9 lanc\u00e9 en 2019 par Anatoly Yakovenko et Greg Fitzgerald. Il a \u00e9t\u00e9 con\u00e7u pour offrir un r\u00e9seau de traitement \u00e0 haut d\u00e9bit pour prendre en charge les applications \u00e0 forte demande et fournir des fonctionnalit\u00e9s avanc\u00e9es pour les applications d\u00e9centralis\u00e9es (Dapps). Sa crypto-monnaie native est Solana (SOL), class\u00e9e comme une crypto-monnaie de troisi\u00e8me g\u00e9n\u00e9ration.<\/p>\n\n\n\n<p>Solana est pr\u00e9sent\u00e9 comme un concurrent s\u00e9rieux de <a href=\"https:\/\/alfacash.blog\/2020\/11\/14\/ethereum-2-new-features-prices-more-ethereum-chains\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ethereum 2.0<\/a> <strong>car il offre des vitesses plus \u00e9lev\u00e9es et moins de frais.<\/strong> De plus, il a une puissance de traitement pour de grandes quantit\u00e9s d&#039;informations qui \u00e9viterait une grande congestion du r\u00e9seau (bien que cela ait <a href=\"https:\/\/cointelegraph.com\/news\/following-six-hour-outage-solana-draws-criticism-and-support?_ga=2.146892095.984616589.1642298870-182038462.1638348800\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">pas toujours \u00e9t\u00e9 le cas<\/a>). Sa technologie est bas\u00e9e sur <a href=\"https:\/\/medium.com\/stakin\/solana-smart-contracts-overview-6cb94f02b8a4\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">contrats intelligents parall\u00e8les<\/a> qui sont ex\u00e9cut\u00e9s, lus et \u00e9crits gr\u00e2ce \u00e0 un nouveau syst\u00e8me appel\u00e9 Sealevel.<\/p>\n\n\n\n<p>Chez Solana <a href=\"https:\/\/alfacash.blog\/2020\/12\/09\/what-are-smart-contracts-what-they-for\/\" target=\"_blank\" rel=\"noreferrer noopener\">contrats intelligents<\/a> sont \u00e9crits dans deux langages de programmation populaires avec des biblioth\u00e8ques de d\u00e9veloppement \u00e9tendues : C et Rust. Ainsi, gr\u00e2ce \u00e0 Sealevel, les contrats intelligents de Solana sont les plus rapides parmi les r\u00e9seaux de ce type, garantissant une \u00e9volutivit\u00e9 dans le temps. Plus le mat\u00e9riel est performant, plus les contrats intelligents seront ex\u00e9cut\u00e9s rapidement. Et, par cons\u00e9quent, les Dapps et les transactions g\u00e9n\u00e9rales.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>La popularit\u00e9 de la crypto-monnaie Solana<\/strong><\/h2>\n\n\n\n<p>De nombreux d\u00e9veloppeurs Dapps ont vu les avantages de Solana et ont opt\u00e9 pour cela <a href=\"https:\/\/alfacash.blog\/2020\/08\/30\/dummies-what-is-blockchain-how-it-works\/\" target=\"_blank\" rel=\"noreferrer noopener\">blockchain<\/a>. Actuellement, outre la crypto-monnaie Solana, <strong>Jetons non fongibles (<a href=\"https:\/\/alfacash.blog\/2021\/04\/11\/what-are-non-fungible-tokens-nfts-why-fever-ultimate-guide\/\" target=\"_blank\" rel=\"noreferrer noopener\">NFT<\/a>) sont tr\u00e8s populaires sur la blockchain Solana<\/strong>, au point que ses places de march\u00e9 ont r\u00e9ussi \u00e0 surpasser celles de Ethereum. Magic Eden et Solanart sont les deux plus grands march\u00e9s NFT <a href=\"https:\/\/dappradar.com\/nft\/protocol\/solana\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">\u00e0 Solana<\/a>, avec des volumes compris entre $615 millions et $593 millions au total.<\/p>\n\n\n\n<figure class=\"wp-block-embed aligncenter is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Joyeuses F\u00eates de Magic Eden!\" width=\"770\" height=\"433\" src=\"https:\/\/www.youtube.com\/embed\/pxmPzqJ4Wck?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>D&#039;autre part, les contrats \u00e0 terme Solana sont les troisi\u00e8mes en importance, d\u00e9pass\u00e9s uniquement par Binance Coin (BNB) et Terra (Luna). Gr\u00e2ce \u00e0 tout cela, la croissance de la crypto-monnaie Solana en 2021 \u00e9tait d&#039;environ 26 000%, et elle est devenue un <a href=\"https:\/\/alfacash.blog\/es\/2022\/01\/13\/inversion-en-criptomonedas-7-altcoins-watch-2022\/\" target=\"_blank\" rel=\"noreferrer noopener\">bon investissement<\/a> \u00e0 consid\u00e9rer en 2022. Actuellement, Solana se classe au septi\u00e8me rang par capitalisation boursi\u00e8re [CoinMarketCap], avec plus de $43,6 milliards.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Comment fonctionne Solana ?<\/strong><\/h2>\n\n\n\n<p>Solana est possible gr\u00e2ce \u00e0 la preuve de l&#039;histoire (<a href=\"https:\/\/medium.com\/solana-labs\/proof-of-history-a-clock-for-blockchain-cf47a61a9274\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">PoH<\/a>) protocole de consensus, d\u00e9velopp\u00e9 par Anatoly Yakovenko en 2018. Ce protocole est bas\u00e9 sur le Proof of Stake (<a href=\"https:\/\/alfacash.blog\/2021\/01\/24\/what-proof-of-stake-pos-coins-passive-income\/\" target=\"_blank\" rel=\"noreferrer noopener\">PoS<\/a>) et son fonctionnement d\u00e9pend de la fonction de retard v\u00e9rifiable (<a href=\"https:\/\/docs.solana.com\/terminology#verifiable-delay-function-vdf\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">VDF<\/a>). <strong>Sa principale diff\u00e9rence avec le PoS r\u00e9side dans la pr\u00e9cision temporelle <\/strong>avec lequel les transactions sont effectu\u00e9es. De m\u00eame, il n&#039;a pas besoin de tous les validateurs pour fonctionner. Ainsi, ce protocole est consid\u00e9r\u00e9 comme beaucoup plus rapide que le PoS.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"693\" src=\"https:\/\/alfacash.blog\/wp-content\/uploads\/2020\/09\/clock-4003126_1280-1024x693.jpg\" alt=\"Solana-crypto-monnaie-syst\u00e8me PoH\" class=\"wp-image-5589\" srcset=\"https:\/\/alfacash.blog\/wp-content\/uploads\/2020\/09\/clock-4003126_1280-1024x693.jpg 1024w, https:\/\/alfacash.blog\/wp-content\/uploads\/2020\/09\/clock-4003126_1280-300x203.jpg 300w, https:\/\/alfacash.blog\/wp-content\/uploads\/2020\/09\/clock-4003126_1280-150x101.jpg 150w, https:\/\/alfacash.blog\/wp-content\/uploads\/2020\/09\/clock-4003126_1280-18x12.jpg 18w, https:\/\/alfacash.blog\/wp-content\/uploads\/2020\/09\/clock-4003126_1280-266x180.jpg 266w, https:\/\/alfacash.blog\/wp-content\/uploads\/2020\/09\/clock-4003126_1280-761x515.jpg 761w, https:\/\/alfacash.blog\/wp-content\/uploads\/2020\/09\/clock-4003126_1280-751x508.jpg 751w, https:\/\/alfacash.blog\/wp-content\/uploads\/2020\/09\/clock-4003126_1280-370x250.jpg 370w, https:\/\/alfacash.blog\/wp-content\/uploads\/2020\/09\/clock-4003126_1280-554x375.jpg 554w, https:\/\/alfacash.blog\/wp-content\/uploads\/2020\/09\/clock-4003126_1280-306x207.jpg 306w, https:\/\/alfacash.blog\/wp-content\/uploads\/2020\/09\/clock-4003126_1280-362x245.jpg 362w, https:\/\/alfacash.blog\/wp-content\/uploads\/2020\/09\/clock-4003126_1280-260x176.jpg 260w, https:\/\/alfacash.blog\/wp-content\/uploads\/2020\/09\/clock-4003126_1280-87x59.jpg 87w, https:\/\/alfacash.blog\/wp-content\/uploads\/2020\/09\/clock-4003126_1280.jpg 1280w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n\n<p>Comme dans le PoS, un validateur peut fonctionner sur le r\u00e9seau s&#039;il a obtenu le pouvoir de vote gr\u00e2ce au staking. Cependant, contrairement aux PoS, les VDF fonctionnent ici comme une m\u00e9thode de s\u00e9curit\u00e9 suppl\u00e9mentaire qui emp\u00eache les transactions d&#039;\u00eatre valid\u00e9es par une simple loterie.<\/p>\n\n\n\n<p>Les VDF permettent de traiter les transactions dans un ordre purement chronologique. De plus, les VDF utilisent les param\u00e8tres temporels de chaque transaction pour ex\u00e9cuter une fonction cryptographique qui est intrins\u00e8quement li\u00e9e au moment auquel les transactions sont effectu\u00e9es, s\u00e9lectionn\u00e9es et v\u00e9rifi\u00e9es par le r\u00e9seau.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Vitesse PoH<\/strong><\/h3>\n\n\n\n<p><strong>Expliquons la rapidit\u00e9 du protocole utilis\u00e9 par Solana avec un exemple pratique<\/strong>. Imaginez qu&#039;Alice veuille envoyer une transaction pour louer un service de maintenance \u00e0 Bob. Juste \u00e0 ce moment, Charles envoie \u00e0 Dany de l&#039;argent pour acheter quelque chose. Alice lui envoie des fonds avec une heure et une date sp\u00e9cifiques, qui sont incluses dans les donn\u00e9es envoy\u00e9es dans la transaction.<\/p>\n\n\n\n<p>Parall\u00e8lement \u00e0 la transaction d&#039;Alice, les donn\u00e9es de la transaction de Charles \u00e0 Dany et d&#039;autres transactions de milliers d&#039;autres utilisateurs, toutes avec une date et une heure sp\u00e9cifiques, sont ajout\u00e9es \u00e0 la liste, en attente de v\u00e9rification. Les VDF entrent en action ici, et le syst\u00e8me PoH prend les transactions et les trie chronologiquement, aussi pr\u00e9cis\u00e9ment que possible.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"426\" src=\"https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/business-4703104_1280-1024x426.jpg\" alt=\"Solana-crypto-monnaie-transactions-pos\" class=\"wp-image-8537\" srcset=\"https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/business-4703104_1280-1024x426.jpg 1024w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/business-4703104_1280-300x125.jpg 300w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/business-4703104_1280-150x62.jpg 150w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/business-4703104_1280-18x7.jpg 18w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/business-4703104_1280-270x112.jpg 270w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/business-4703104_1280-770x321.jpg 770w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/business-4703104_1280-1170x487.jpg 1170w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/business-4703104_1280-900x375.jpg 900w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/business-4703104_1280-370x154.jpg 370w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/business-4703104_1280-554x231.jpg 554w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/business-4703104_1280-306x127.jpg 306w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/business-4703104_1280-260x108.jpg 260w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/business-4703104_1280-87x36.jpg 87w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/business-4703104_1280.jpg 1280w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n\n<p>Pour que le bloc suivant soit g\u00e9n\u00e9r\u00e9, les validateurs appliquent une s\u00e9rie de fonctions VDF qui marquent le bloc et emp\u00eachent les transactions d&#039;\u00eatre modifi\u00e9es. Cela inclut d&#039;\u00e9viter <a href=\"https:\/\/alfacash.blog\/2020\/10\/04\/malware-can-steal-cryptos-how-avoid-it\/\" target=\"_blank\" rel=\"noreferrer noopener\">failles de s\u00e9curit\u00e9<\/a> comme la double d\u00e9pense de se produire. Le bloc suivant est alors g\u00e9n\u00e9r\u00e9. <strong>Mais une diff\u00e9rence de seulement 0,1 seconde peut mettre la transaction d&#039;Alice et Bob avant<\/strong> celle de Charles et Dany, qui s&#039;est faite presque en m\u00eame temps.<\/p>\n\n\n\n<p>La g\u00e9n\u00e9ration temporelle du premier bloc et son marquage sont corr\u00e9l\u00e9s avec le bloc suivant. Les VDF v\u00e9rifient les horodatages des transactions et cr\u00e9ent un hachage unique par bloc. Ainsi, parall\u00e8lement \u00e0 l&#039;horodatage, un ordre temporel des transactions dans le bloc et du bloc lui-m\u00eame concernant les autres sur la m\u00eame blockchain est cr\u00e9\u00e9.<\/p>\n\n\n\n<p>Les diff\u00e9rences de temps entre un bloc et un autre ne sont que de quelques secondes. Donc, avant que vous ayez fini de lire cette explication, Bob aura d\u00e9j\u00e0 l&#039;argent qui lui sera envoy\u00e9 par Alice. Dany aura probablement aussi son argent. Pour \u00eatre plus pr\u00e9cis, <a href=\"https:\/\/www.reddit.com\/r\/solana\/comments\/qop64g\/real_tps_of_solana\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">c&#039;est dit<\/a> cette <strong>Solana peut g\u00e9rer plus de 50 000 transactions par seconde (TPS),<\/strong> par rapport aux 30 TPS actuels sur Ethereum et aux 60 sur Binance Smart Chain. Cependant, Ethereum 2.0 <a href=\"https:\/\/alfacash.blog\/2021\/06\/03\/rollups-arrive-ethereum-faster-cheaper-transactions\/\" target=\"_blank\" rel=\"noreferrer noopener\">pr\u00e9voit d&#039;atteindre<\/a> au moins 100k TPS, <a href=\"https:\/\/cardanofeed.com\/hydra-layer-scales-cardano-ada-to-reach-2-million-tps-5053.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">et Cardan<\/a> m\u00eame 2 millions de TPS.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>La congestion du r\u00e9seau<\/strong><\/h3>\n\n\n\n<p>Malgr\u00e9 ses innovations, PoH a deux faiblesses qui sont apparues l&#039;ann\u00e9e derni\u00e8re. La pr\u00e9cision temporelle du protocole peut cr\u00e9er des \u00e9carts au niveau des n\u0153uds et devenir un probl\u00e8me s\u00e9rieux. Le 14 septembre 2021, le r\u00e9seau <a href=\"https:\/\/cointelegraph.com\/news\/solana-attributes-major-outage-to-denial-of-service-attack-targeting-dex-offering\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">s&#039;est d\u00e9connect\u00e9<\/a> pendant 8 heures.<\/p>\n\n\n\n<p>Solana a connu une vague de transactions (due aux robots) qui a encombr\u00e9 le r\u00e9seau et provoqu\u00e9 l&#039;arr\u00eat de certains validateurs. Dans ce sc\u00e9nario, une bifurcation r\u00e9seau involontaire a \u00e9t\u00e9 provoqu\u00e9e, o\u00f9 les validateurs disposaient de donn\u00e9es diff\u00e9rentes sur les blocs.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/interactive-6300483_1280-1024x683.jpg\" alt=\"Solana-crypto-monnaie-fl\u00e8ches-tablette\" class=\"wp-image-8538\" srcset=\"https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/interactive-6300483_1280-1024x683.jpg 1024w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/interactive-6300483_1280-300x200.jpg 300w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/interactive-6300483_1280-150x100.jpg 150w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/interactive-6300483_1280-18x12.jpg 18w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/interactive-6300483_1280-270x180.jpg 270w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/interactive-6300483_1280-770x515.jpg 770w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/interactive-6300483_1280-761x508.jpg 761w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/interactive-6300483_1280-772x515.jpg 772w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/interactive-6300483_1280-370x247.jpg 370w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/interactive-6300483_1280-554x370.jpg 554w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/interactive-6300483_1280-306x204.jpg 306w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/interactive-6300483_1280-367x245.jpg 367w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/interactive-6300483_1280-260x173.jpg 260w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/interactive-6300483_1280-87x58.jpg 87w, https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/interactive-6300483_1280.jpg 1280w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n\n<p><strong>Apr\u00e8s ces 8 heures, le r\u00e9seau est revenu en ligne sans r\u00e9percussions majeures<\/strong> pour le prix de la crypto-monnaie, qui est rest\u00e9 aux alentours de $170 \u2013 $140 par jeton [CoinMarketCap].<\/p>\n\n\n\n<p>Bien qu&#039;il s&#039;agisse d&#039;un cas tr\u00e8s particulier, Solana avait d\u00e9j\u00e0 mis en place deux m\u00e9canismes pour emp\u00eacher qu&#039;un sc\u00e9nario comme celui du 14 septembre ne se produise. Solana utilise Turbine, qui diss\u00e8que les informations contenues dans les blocs et envoie d&#039;abord les m\u00e9tadonn\u00e9es pour acc\u00e9l\u00e9rer la v\u00e9rification (comme <a href=\"https:\/\/alfacash.blog\/2020\/08\/20\/how-buy-bitcoin-simple-steps-nice-recipe\/\" target=\"_blank\" rel=\"noreferrer noopener\">Bitcoin<\/a> blocs compacts).<\/p>\n\n\n\n<p>Solana utilise \u00e9galement GulfStream, un protocole qui stocke les informations de transaction (mempool), les trie et permet aux validateurs de pr\u00e9parer le terrain pour le prochain bloc au fur et \u00e0 mesure de sa validation. En m\u00eame temps, il synchronise les horloges des validateurs, il n&#039;y a donc pas de d\u00e9calage.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Que pouvez-vous faire \u00e0 Solana?<\/strong><\/h2>\n\n\n\n<p>C&#039;est une autre question int\u00e9ressante sur le sujet. La r\u00e9ponse est beaucoup de choses. Et vous n&#039;avez pas besoin d&#039;\u00eatre un d\u00e9veloppeur pour cela. Si nous v\u00e9rifions <a href=\"https:\/\/www.solana.news\/sol-projects\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Projets Solana<\/a>, <strong>plus de 100 Dapps couvrent diff\u00e9rentes cat\u00e9gories, <\/strong>de <a href=\"https:\/\/alfacash.blog\/2021\/05\/08\/top-5-most-expensive-nfts-ever-sold-date\/\" target=\"_blank\" rel=\"noreferrer noopener\">NFT<\/a> places de march\u00e9 et \u00e9changes d\u00e9centralis\u00e9s (DEX) aux jeux et \u00e0 la finance d\u00e9centralis\u00e9e (<a href=\"https:\/\/alfacash.blog\/2020\/09\/09\/how-to-make-thousands-dollars-defi\/\" target=\"_blank\" rel=\"noreferrer noopener\">DeFi<\/a>) plates-formes.<\/p>\n\n\n\n<figure class=\"wp-block-embed aligncenter is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Une introduction au Raydium\" width=\"770\" height=\"433\" src=\"https:\/\/www.youtube.com\/embed\/ViFSfsAqSLg?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Actuellement, Solana <a href=\"https:\/\/dappradar.com\/rankings\/protocol\/solana\/1\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">leader Dapp<\/a> est Raydium, un DEX avec 242k utilisateurs au cours des 30 derniers jours et un volume de $38 milliards. Celui-ci est suivi de pr\u00e8s par le NFT Marketplace Magic Eden, avec plus de 209 000 utilisateurs et un volume de $541 millions. En troisi\u00e8me place se trouve SolaJump, un jeu avec NFT qui compte plus de 79 000 utilisateurs et un volume de $101 millions.<\/p>\n\n\n\n<p>Maintenant, bien que Solana ait montr\u00e9 de bonnes performances l&#039;ann\u00e9e derni\u00e8re, il reste encore un long chemin \u00e0 parcourir. Surtout, avant qu&#039;il ne prouve qu&#039;il peut prendre la couronne contre Ethereum (ETH) et Binance Smart Chain (<a href=\"https:\/\/alfacash.blog\/2021\/04\/08\/alfacash-is-now-supporting-binance-coin-bnb-on-binance-smart-chain\/\" target=\"_blank\" rel=\"noreferrer noopener\">BNB<\/a>), ses principaux concurrents.<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p class=\"has-text-align-center\"><br><em>Vous voulez \u00e9changer des BTC, ETH, BNB et d&#039;autres jetons ? Tu peux le faire<\/em>\u00a0<em>sans encombre\u00a0<a href=\"https:\/\/www.alfa.cash\/buy\/bitcoin\" target=\"_blank\" rel=\"noreferrer noopener\">sur Alfacash<\/a>! Et n&#039;oubliez pas que nous parlons de cela et de beaucoup d&#039;autres choses sur nos m\u00e9dias sociaux.<br><br><\/em><a href=\"https:\/\/twitter.com\/alfacash_crypto\" target=\"_blank\" rel=\"noreferrer noopener\"><a href=\"https:\/\/twitter.com\/alfacash_crypto\" target=\"_blank\" rel=\"noreferrer noopener\">Twitter<\/a>\u00a0*\u00a0<a href=\"https:\/\/t.me\/AlfacashCommunity\" target=\"_blank\" rel=\"noreferrer noopener\">T\u00e9l\u00e9gramme<\/a>\u00a0*\u00a0<a href=\"https:\/\/www.instagram.com\/alfacashstore\" target=\"_blank\" rel=\"noreferrer noopener\">Instagram<\/a> * <a href=\"https:\/\/www.youtube.com\/channel\/UCOl4fdRHj8AseQ5b6z9udaw\" target=\"_blank\" rel=\"noreferrer noopener\">Youtube<\/a>\u00a0*<a href=\"https:\/\/www.facebook.com\/alfacashstore\" target=\"_blank\" rel=\"noreferrer noopener\">Facebook<\/a>\u00a0\u00a0*\u00a0<a href=\"https:\/\/vk.com\/alfacashcrypto\" target=\"_blank\" rel=\"noreferrer noopener\">Vkontakte<\/a><\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>La crypto-monnaie Solana (SOL) a connu une croissance \u00e9norme en 2021. Voyons donc pourquoi celle-ci est devenue la pr\u00e9f\u00e9r\u00e9e des investisseurs.<\/p>","protected":false},"author":5,"featured_media":8543,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_sitemap_exclude":false,"_sitemap_priority":"","_sitemap_frequency":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[48],"tags":[88,84,101,277,199,399],"class_list":{"0":"post-8532","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-learn","8":"tag-altcoins","9":"tag-defi","10":"tag-investment","11":"tag-nfts","12":"tag-smart-contracts","13":"tag-solana"},"featured_image_src":"https:\/\/alfacash.blog\/wp-content\/uploads\/2022\/01\/04.jpg","author_info":{"display_name":"Isabel P\u00e9rez","author_link":"https:\/\/alfacash.blog\/fr\/author\/isabel\/"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.4 (Yoast SEO v25.4) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is the Solana cryptocurrency? 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