{"id":32171,"date":"2019-12-02T21:41:00","date_gmt":"2019-12-02T21:41:00","guid":{"rendered":"https:\/\/fr.cryptonews.com\/?p=32171"},"modified":"2023-06-26T11:07:57","modified_gmt":"2023-06-26T11:07:57","slug":"cryptobridge-shuts-down-vertcoin-falls-victim-of-a-51-attack-4974","status":"publish","type":"post","link":"https:\/\/cryptonews.com\/fr\/news\/cryptobridge-shuts-down-vertcoin-falls-victim-of-a-51-attack-4974\/","title":{"rendered":"CryptoBridge ferme ses portes, Vertcoin victime d&rsquo;un piratage"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Le dernier mois de 2019 a commenc&eacute; avec de mauvaises nouvelles pour deux projets relativement petits de la cryptosph&egrave;re: un &eacute;change de crypto, <b>CryptoBridge<\/b>, class&eacute; 187e, ferme ses portes et une cryptomonnaie, class&eacute;e 235e, <b>Vertcoin<\/b> (VTC), a connu une attaque de 51%.<\/p><figure><img decoding=\"async\" src=\"https:\/\/cimg.co\/w\/articles-attachments\/1\/5de\/4c4dd35b24.jpg\" sizes=\"(min-width: 640px) 720px, 100vw\" srcset=\"https:\/\/cimg.co\/w\/articles-attachments\/1\/5de\/4c4dd35b24.jpg 300w, https:\/\/cimg.co\/w\/articles-attachments\/2\/5de\/4c4dd35b24.jpg 600w, https:\/\/cimg.co\/w\/articles-attachments\/3\/5de\/4c4dd35b24.jpg 720w, https:\/\/cimg.co\/w\/articles-attachments\/4\/5de\/4c4dd35b24.jpg 900w, https:\/\/cimg.co\/w\/articles-attachments\/0\/5de\/4c4dd35b24.jpg 1254w\" alt=\"\" class=\"content-img\"><figcaption>Source: iStock\/agrobacter<\/figcaption><\/figure><p>CryptoBridge a annonc&eacute; sur son <a href=\"https:\/\/crypto-bridge.org\/\" target=\"_blank\" rel=\"noopener\">site web<\/a> qu&rsquo;ils mettront fin &agrave; tous leurs services \u00ab\u00a0apr&egrave;s le 15 d&eacute;cembre &agrave; 23:59 GMT\u00a0\u00bb. Tous les d&eacute;p&ocirc;ts seront ferm&eacute;s apr&egrave;s le 3 d&eacute;cembre 23:59 GMT et les retraits apr&egrave;s le 15 d&eacute;cembre 23:59 GMT. \u00ab\u00a0Les conditions du march&eacute;, la r&eacute;glementation croissante, l&rsquo;incapacit&eacute; de financer le d&eacute;veloppement futur et de maintenir les op&eacute;rations ont forc&eacute; notre exchange &agrave; fermer, apprend-on sur leur site Web.<\/p><p><b>Lire aussi: <a href=\"https:\/\/cryptonews.com\/fr\/news\/hack-worries-as-usd-79m-of-altcoins-transferred-from-upbit-4937\/\">Inqui&eacute;tudes sur un piratage possible de plus de 70 millions USD sur Upbit<\/a>.<\/b><\/p><p>Selon <b>Coinpaprika<\/b>, le volume des transactions sur CryptoBridge, \u00ab\u00a0une bourse d&eacute;centralis&eacute;e cr&eacute;&eacute;e pour tous les traders d&rsquo;altcoins\u00a0\u00bb, s&rsquo;est &eacute;lev&eacute; &agrave; environ 97 000 USD au cours des derni&egrave;res 24 heures. 117 actifs num&eacute;riques et 202 march&eacute;s &eacute;taient disponibles sur cette plateforme.<\/p><p>Par ailleurs, un autre acteur plus petit de l&rsquo;industrie de la cryptographie, Vertcoin a connu une attaque 51% le 1er d&eacute;cembre, <a href=\"https:\/\/gist.github.com\/metalicjames\/f2acdb9ef448ec5298173b36c7c54133\" target=\"_blank\" rel=\"noopener\">selon un post<\/a> de <b>James Lovejoy<\/b>, responsable de la maintenance chez Vertcoin. La capitalisation boursi&egrave;re de ce r&eacute;seau s&rsquo;&eacute;l&egrave;ve &agrave; USD 12,6 millions.<\/p><p>\u00ab\u00a0Sur la base des prix du march&eacute; pendant la pr&eacute;paration de l&rsquo;attaque et de la difficult&eacute; des blocs produits par l&rsquo;attaquant, nous estimons qu&rsquo;il a d&eacute;pens&eacute; entre 0,5 et 1 BTC pour r&eacute;aliser cette attaque. La valeur totale de la r&eacute;compense du bloc est de 13 825 VTC (~0,44 BTC). &Eacute;tant donn&eacute; que l&rsquo;attaque n&rsquo;&eacute;tait probablement pas rentable &agrave; r&eacute;aliser en se basant uniquement sur des r&eacute;compenses en bloc, la motivation de l&rsquo;attaque n&rsquo;est pas certaine\u00a0\u00bb, dit-il.<\/p><p>Selon lui, il est possible que l&rsquo;&eacute;change Bittrex ait &eacute;t&eacute; la cible initiale, mais l&rsquo;exchange a d&eacute;sactiv&eacute; leur portefeuille avant que le fork puisse &ecirc;tre r&eacute;alis&eacute;. \u00ab\u00a0Il est &eacute;galement possible qu&rsquo;aucune double d&eacute;pense n&rsquo;ait jamais &eacute;t&eacute; pr&eacute;vue et que l&rsquo;attaque ait &eacute;t&eacute; une preuve de concept ou une attaque de sabotage \u00ab\u00a0, a-t-il ajout&eacute;.<\/p><p>Le VTC se n&eacute;gocie &agrave; USD 0.24 et est en baisse de 4% au cours des derni&egrave;res 24 heures, r&eacute;duisant ses gains hebdomadaires &agrave; 16%. Le prix est en hausse de 2 % en un mois, mais en baisse de 27 % depuis un an.<\/p><p>Suivez nos liens d&rsquo;affili&eacute;s pour:<\/p><p><b>Acheter des cryptomonnaies<\/b><\/p><ul><li>Sur <a href=\"https:\/\/www.coinhouse.com\/r\/179207\" target=\"_blank\" rel=\"noopener\">Coinhouse<\/a> (Zone SEPA Europe et citoyens fran&ccedil;ais).<\/li><li>Sur <a href=\"https:\/\/rapi.cryptonews.com\/ext\/bitbuy\/fr\" target=\"_blank\" rel=\"noopener sponsored nofollow\">BitBuy<\/a> (Uniquement au Canada).<\/li><li>Sur <a href=\"https:\/\/www.bcbitcoin.co.uk\/?ref=CryptoNewsFR\" target=\"_blank\" rel=\"noopener\">BC Bitcoin<\/a> (Europe, Canada).<\/li><li>Sur <a href=\"https:\/\/content.etoro.com\/lp\/new-crypto\/?dl=30002065&amp;culture=fr-fr&amp;utm_medium=Affiliate&amp;utm_source=80205&amp;utm_content=10545&amp;utm_serial=cn-fr&amp;utm_campaign=cn-fr&amp;utm_term=\" target=\"_blank\" rel=\"noopener\">eToro<\/a> (Sauf au Canada).<\/li><\/ul><p><b>S&eacute;curiser vos cryptomonnaies<\/b><\/p><ul><li>Portefeuille <a href=\"https:\/\/shop.ledger.com\/?r=12b53b98a1c0&amp;tracker=CN-FR\" target=\"_blank\" rel=\"noopener\">Ledger<\/a>.<\/li><li>Portefeuille <a href=\"https:\/\/cryptonews.com\/ext\/trezor\/\" target=\"_blank\" rel=\"nofollow noopener\">Trezor<\/a>.<\/li><\/ul><p><b>Payer toutes vos factures ou envoyer de l&rsquo;argent vers votre banque<\/b><\/p><ul><li><a href=\"https:\/\/bylls.com\/signup?referralcode=4e4538be3e456adefeeb9544f1d5dbb9de98154111\" target=\"_blank\" rel=\"noopener\">Bylls<\/a> (Disponible uniquement au Canada).<\/li><\/ul>","protected":false},"excerpt":{"rendered":"<p>Le dernier mois de 2019 a commenc&eacute; avec de mauvaises nouvelles pour deux projets relativement petits de la cryptosph&egrave;re: un &eacute;change de crypto, CryptoBridge, class&eacute; 187e, ferme ses portes et une cryptomonnaie, class&eacute;e 235e, Vertcoin (VTC), a connu une attaque de 51%.Source: iStock\/agrobacterCryptoBridge a annonc&eacute; sur son site web qu&rsquo;ils mettront fin &agrave; tous leurs [&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":[8,1],"tags":[70,72],"editors":[926],"sponsored_companies":[],"class_list":["post-32171","post","type-post","status-publish","format-standard","hentry","category-altcoin-news","category-news","tag-altcoins","tag-cryptomonnaie","editors-linas-kmieliauskas"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>CryptoBridge ferme ses porte, Vertcoin victime d&#039;un piratage<\/title>\n<meta name=\"description\" content=\"CryptoBridge ferme ses porte, Vertcoin victime d&#039;un piratage\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link 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