{"id":175813,"date":"2025-11-30T18:00:00","date_gmt":"2025-11-30T18:00:00","guid":{"rendered":"https:\/\/cryptonews.com\/fr\/?p=175813"},"modified":"2025-11-30T15:34:58","modified_gmt":"2025-11-30T15:34:58","slug":"bitcoin-hausse-difficulte-minage-decembre","status":"publish","type":"post","link":"https:\/\/cryptonews.com\/fr\/news\/bitcoin-hausse-difficulte-minage-decembre\/","title":{"rendered":"Difficult\u00e9 du minage de Bitcoin : une hausse attendue en d\u00e9cembre"},"content":{"rendered":"<p class=\"wp-block-paragraph\">La difficult\u00e9 de minage du Bitcoin devrait augmenter lors de l\u2019ajustement pr\u00e9vu le 11 d\u00e9cembre 2025. Les mineurs \u00e9voluent pourtant dans un contexte tendu, marqu\u00e9 par un hashprice faible et des marges comprim\u00e9es. On fait le point !<\/p><h2 class=\"wp-block-heading\"><strong>Une hausse pr\u00e9vue pour la difficult\u00e9 de minage<\/strong><\/h2><span class=\"replacer\"><\/span><p class=\"wp-block-paragraph\">CoinWarz pr\u00e9voit que le <strong>prochain ajustement interviendra au bloc 927 369<\/strong>, autour de 12 : 09 : 34 UTC. Selon leurs calculs, la difficult\u00e9 devrait passer de 149,30 trillions \u00e0 149,80 trillions. Lors du pr\u00e9c\u00e9dent ajustement, elle avait recul\u00e9 de 152,2 trillions \u00e0 149,3 trillions, ce qui avait ramen\u00e9 le temps moyen de cr\u00e9ation d\u2019un bloc \u00e0 9,97 minutes, l\u00e9g\u00e8rement sous la cible des dix minutes.<\/p><p class=\"wp-block-paragraph\">Le <strong>hashprice \u00e9volue autour de 38,3 dollars par PH\/s par jour<\/strong>. Les donn\u00e9es d\u2019Hashrate Index montrent qu\u2019il rebondit lentement apr\u00e8s \u00eatre tomb\u00e9 sous les 35 dollars le 21 novembre. Les mineurs cherchent un hashprice proche de 40 dollars pour atteindre leur seuil de rentabilit\u00e9, un niveau qui d\u00e9termine s\u2019ils peuvent continuer \u00e0 faire tourner leurs machines ou doivent les couper.<\/p><p class=\"wp-block-paragraph\">La chute prolong\u00e9e de la rentabilit\u00e9 p\u00e8se aussi sur la cha\u00eene d\u2019approvisionnement. <strong>Les fabricants re\u00e7oivent moins de commandes<\/strong> et voient leurs ventes en BTC diminuer depuis le crash d\u2019octobre 2025. Bitdeer mise davantage sur l\u2019auto-minage pour compenser la faiblesse de la demande. Dans ce contexte, <a href=\"https:\/\/www.tradingview.com\/news\/newsbtc:93c92b67b094b:0-bitcoin-miners-face-a-harsh-december-rising-btc-difficulty-falling-hashprice\/\" target=\"_blank\" rel=\"noreferrer noopener\">les mineurs r\u00e9\u00e9valuent leurs investissements<\/a>, car les co\u00fbts \u00e9lev\u00e9s et les marges r\u00e9duites compliquent leurs plans d\u2019expansion.<\/p><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"494\" src=\"https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/11\/30155345\/bitcoin-minage-difficulte.jpeg\" alt=\"\" class=\"wp-image-175827\" srcset=\"https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/11\/30155345\/bitcoin-minage-difficulte.jpeg 1024w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/11\/30155345\/bitcoin-minage-difficulte-300x145.jpeg 300w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/11\/30155345\/bitcoin-minage-difficulte-768x371.jpeg 768w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/11\/30155345\/bitcoin-minage-difficulte-130x63.jpeg 130w, https:\/\/cimg.co\/wp-content\/uploads\/sites\/3\/2025\/11\/30155345\/bitcoin-minage-difficulte-450x217.jpeg 450w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n<\/div><h2 class=\"wp-block-heading\"><strong>Un secteur p\u00e9nalis\u00e9 par la rentabilit\u00e9 et les mutations du march\u00e9<\/strong><\/h2><span class=\"replacer\"><\/span><p class=\"wp-block-paragraph\">Les besoins croissants en \u00e9nergie et en puissance de calcul <strong>r\u00e9duisent encore les marges des mineurs<\/strong>. Le halving accentue cette pression en diminuant les r\u00e9compenses tous les quatre ans. Face \u00e0 ces contraintes, certains acteurs se tournent vers le calcul d\u00e9di\u00e9 \u00e0 l\u2019intelligence artificielle.<\/p><p class=\"wp-block-paragraph\">Plusieurs rapports indiquent que ces activit\u00e9s <a href=\"https:\/\/cryptonews.com\/fr\/news\/japon-mining-bitcoin-reseau-electrique\/\" target=\"_blank\" rel=\"noreferrer noopener\">g\u00e9n\u00e8rent d\u00e9j\u00e0 plusieurs milliards de dollars<\/a>. Cipher Mining a d\u2019ailleurs sign\u00e9 un contrat de 5,5 milliards de dollars avec Amazon pour fournir de la puissance de calcul \u00e0 AWS sur quinze ans.<\/p><p class=\"wp-block-paragraph\">La chute du hashprice <strong>tend aussi les relations avec les fabricants de machines<\/strong>. Les commandes reculent et certains fournisseurs doivent eux-m\u00eames miner pour rester rentables. Ceux qui facturent en Bitcoin subissent directement la baisse du cours. Cette combinaison de facteurs fragilise davantage l\u2019ensemble du secteur.<\/p><h2 class=\"wp-block-heading\"><strong>Un environnement r\u00e9glementaire et g\u00e9opolitique sous tension<\/strong><\/h2><span class=\"replacer\"><\/span><p class=\"wp-block-paragraph\">Le <strong>mining \u00e9volue aussi dans un climat r\u00e9glementaire tendu<\/strong>. \u00c0 Abu Dhabi, les autorit\u00e9s interdisent d\u00e9sormais l\u2019utilisation de terres agricoles pour le minage crypto. Les contrevenants risquent jusqu\u2019\u00e0 100 000 AED d\u2019amende.<\/p><p class=\"wp-block-paragraph\">Aux \u00c9tats-Unis, le Department of Homeland Security m\u00e8ne une enqu\u00eate sur Bitmain. Les autorit\u00e9s veulent d\u00e9terminer si ses machines peuvent \u00eatre contr\u00f4l\u00e9es \u00e0 distance ou utilis\u00e9es \u00e0 des fins d\u2019espionnage.<\/p><p class=\"wp-block-paragraph\">La s\u00e9natrice Elizabeth Warren avait d\u00e9j\u00e0 alert\u00e9 sur <strong>les risques associ\u00e9s aux ASIC<\/strong>s. Elle juge que ces appareils pourraient menacer certaines infrastructures sensibles. Bitmain reste pourtant l\u2019acteur dominant du secteur. Une \u00e9tude de l\u2019universit\u00e9 de Cambridge estime que l\u2019entreprise contr\u00f4le environ 80 % du march\u00e9 mondial.<\/p><p class=\"wp-block-paragraph\">Plusieurs experts pr\u00e9viennent qu\u2019une sanction ou une restriction visant Bitmain perturberait toute la cha\u00eene d\u2019approvisionnement. Ils rappellent que l\u2019industrie du mining d\u00e9pend largement du mat\u00e9riel provenant de Chine. Ils soulignent aussi que les tensions entre Washington et P\u00e9kin accentuent encore ce risque.<\/p><hr class=\"wp-block-separator has-alpha-channel-opacity\"><p class=\"wp-block-paragraph\">Source : c<a href=\"https:\/\/www.cointribune.com\/en\/crypto-fundraising-explodes-by-150-in-one-year\/\" target=\"_blank\" rel=\"noreferrer noopener\">ryptopolitan.com<\/a><\/p><hr class=\"wp-block-separator has-alpha-channel-opacity\"><p class=\"wp-block-paragraph\">Pour en savoir plus<\/p><ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/cryptonews.com\/fr\/news\/mineurs-bitcoin-stress-marche-spot-rallye-inattendu\/\" target=\"_blank\" rel=\"noreferrer noopener\">Les mineurs Bitcoin paniquent, le march\u00e9 spot se r\u00e9veille : un rallye BTC inattendu en vue ?<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/cryptonews.com\/fr\/news\/chine-mining-bitcoin-repart\/\" target=\"_blank\" rel=\"noreferrer noopener\">Chine : le mining Bitcoin repart malgr\u00e9 l\u2019interdiction de 2021<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/cryptonews.com\/fr\/news\/alors-que-le-minage-de-bitcoin-est-rendu-inabordable-pepenode-democratise-le-minage-virtuel\/\" target=\"_blank\" rel=\"noreferrer noopener\">Alors que le minage de Bitcoin est rendu inabordable, PepeNode d\u00e9mocratise le minage virtuel<\/a><br><br><br><br><br><br><br><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>La difficult\u00e9 de minage du Bitcoin devrait augmenter lors de l\u2019ajustement pr\u00e9vu le 11 d\u00e9cembre 2025. Les mineurs \u00e9voluent pourtant dans un contexte tendu, marqu\u00e9 par un hashprice faible et des marges comprim\u00e9es. On fait le point !Une hausse pr\u00e9vue pour la difficult\u00e9 de minageCoinWarz pr\u00e9voit que le prochain ajustement interviendra au bloc 927 369, [&hellip;]<\/p>\n","protected":false},"author":742,"featured_media":175831,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[6,1],"tags":[],"editors":[2551],"sponsored_companies":[],"class_list":["post-175813","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bitcoin-news","category-news","editors-julien-leroy"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Difficult\u00e9 du minage de Bitcoin : une hausse attendue en d\u00e9cembre<\/title>\n<meta name=\"description\" content=\"La difficult\u00e9 de minage du Bitcoin devrait augmenter le 11 d\u00e9cembre, alors que le secteur fait face 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