{"id":56273,"date":"2021-09-15T15:08:25","date_gmt":"2021-09-15T15:08:25","guid":{"rendered":"https:\/\/www.sardinasystems.com\/non-classifiee\/lenvers-du-decor-des-nuages-publics\/"},"modified":"2025-05-14T16:36:17","modified_gmt":"2025-05-14T16:36:17","slug":"flip-side-of-public-clouds","status":"publish","type":"post","link":"https:\/\/www.sardinasystems.com\/fr\/notre-blog\/flip-side-of-public-clouds\/","title":{"rendered":"L&rsquo;envers du d\u00e9cor des nuages publics"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><em>Le rapatriement de l&rsquo;informatique d\u00e9mat\u00e9rialis\u00e9e est devenu une nouvelle tendance mondiale.\nDe plus en plus de grandes entreprises d\u00e9cident de d\u00e9placer leurs donn\u00e9es et leur charge de travail des nuages publics vers des nuages sur site ou priv\u00e9s.\nQu&rsquo;est-ce qui pousse les entreprises \u00e0 investir dans du mat\u00e9riel et \u00e0 construire leur propre infrastructure ?\nPourquoi les entreprises signent-elles des contrats pour des nuages priv\u00e9s g\u00e9r\u00e9s au lieu de profiter du bonheur et de la prosp\u00e9rit\u00e9 promis par les fournisseurs de nuages \u00e0 grande \u00e9chelle ?   <\/em><br\/><\/p>\n\n<p class=\"wp-block-paragraph\"><strong>Les dangers de la publicit\u00e9<\/strong><\/p>\n\n<p class=\"wp-block-paragraph\">En ao\u00fbt 2021, les agences de presse ont explos\u00e9 avec les nouvelles concernant les violations de donn\u00e9es dans les nuages publics qui ont entra\u00een\u00e9 l&rsquo;exposition non autoris\u00e9e de documents secrets et de donn\u00e9es priv\u00e9es.  <\/p>\n\n<p class=\"wp-block-paragraph\">En raison de l&rsquo;ins\u00e9curit\u00e9 du stockage dans le nuage public, <a href=\"https:\/\/siliconangle.com\/2021\/08\/16\/us-terrorist-watchlist-found-exposed-unsecured-cloud-storage\/\" target=\"_blank\" rel=\"noreferrer noopener\">quelqu&rsquo;un a divulgu\u00e9 en ligne la liste de surveillance des terroristes<\/a>.\nCette liste a \u00e9t\u00e9 \u00e9tablie par le gouvernement am\u00e9ricain et contient 1,9 million de donn\u00e9es priv\u00e9es : noms, sexes, dates de naissance, citoyennet\u00e9s, num\u00e9ros de passeport et indicateurs d&rsquo;interdiction de vol. <\/p>\n\n<p class=\"wp-block-paragraph\">En outre, il a fallu trois longues semaines pour fermer la base de donn\u00e9es soudainement divulgu\u00e9e apr\u00e8s avoir d\u00e9couvert le probl\u00e8me et inform\u00e9 les autorit\u00e9s.\nIl semble que les parties non autoris\u00e9es aient eu suffisamment de temps pour acc\u00e9der aux informations et les utiliser selon leurs intentions &#8211; pour la vente ou m\u00eame pour d&rsquo;autres attaques. <\/p>\n\n<p class=\"wp-block-paragraph\">Quelques jours plus tard, <a href=\"https:\/\/www.reuters.com\/technology\/exclusive-microsoft-warns-thousands-cloud-customers-exposed-databases-emails-2021-08-26\/\" target=\"_blank\" rel=\"noreferrer noopener\">l&rsquo;un des plus grands fournisseurs d&rsquo;informatique en nuage publique a averti ses clients priv\u00e9s et professionnels que leurs donn\u00e9es n&rsquo;\u00e9taient plus secr\u00e8tes<\/a>.\nDes intrus auraient pu avoir acc\u00e8s aux informations et auraient pu non seulement lire ou copier les donn\u00e9es, mais aussi les modifier ou m\u00eame les supprimer des bases de donn\u00e9es centrales de la plus grande entreprise du monde.\nBien entendu, le fournisseur de cloud hyperscale a signal\u00e9 qu&rsquo;il avait imm\u00e9diatement r\u00e9solu le probl\u00e8me et a rassur\u00e9 ses clients en affirmant que le seul intrus \u00e9tait l&rsquo;entreprise de cybers\u00e9curit\u00e9 qui avait d\u00e9couvert le probl\u00e8me.\nMais il n&rsquo;y a pas de fum\u00e9e sans feu, et la s\u00e9curit\u00e9 des donn\u00e9es dans les nuages publics est un point discutable, en particulier pour les entreprises responsables de la confidentialit\u00e9 des donn\u00e9es de leurs clients.   <\/p>\n\n<p class=\"wp-block-paragraph\">Commentant l&rsquo;affaire de la liste de surveillance, les experts en s\u00e9curit\u00e9 ont d\u00e9sign\u00e9 les mauvaises configurations des nuages publics comme le principal probl\u00e8me d&rsquo;exposition des donn\u00e9es \u00e0 l&rsquo;internet.\nLes bases de donn\u00e9es plac\u00e9es dans les nuages publics sont une proie facile pour les intrus, car les donn\u00e9es ont \u00e9t\u00e9 laiss\u00e9es ouvertes par les entreprises, les nombreux fournisseurs et les vendeurs. <\/p>\n\n<p class=\"wp-block-paragraph\">Pour minimiser les risques d&rsquo;une telle violation de donn\u00e9es, les organisations doivent constamment surveiller toutes les ressources d\u00e9ploy\u00e9es dans leur environnement d&rsquo;entreprise.\nMalheureusement, l&rsquo;informatique d\u00e9mat\u00e9rialis\u00e9e ne peut pas garantir que toutes les ressources d\u00e9ploy\u00e9es sont s\u00fbres, accessibles et contr\u00f4l\u00e9es par l&rsquo;organisation.\nParfois, les entreprises peuvent \u00eatre surprises par la situation r\u00e9elle au sein de leur environnement de cloud public.  <\/p>\n\n<p class=\"wp-block-paragraph\">Cependant, ce ne sont pas seulement les questions de s\u00e9curit\u00e9 qui poussent les organisations \u00e0 d\u00e9placer leurs donn\u00e9es et leurs charges de travail critiques du nuage public vers un environnement plus pr\u00e9visible et contr\u00f4l\u00e9.  <br\/><\/p>\n\n<p class=\"wp-block-paragraph\"><strong>Des espoirs bris\u00e9s pour l&rsquo;\u00e9conomie de l&rsquo;informatique d\u00e9mat\u00e9rialis\u00e9e<\/strong><\/p>\n\n<p class=\"wp-block-paragraph\">Au d\u00e9but, les entreprises croyaient vraiment que le nuage public permettait d&rsquo;\u00e9conomiser de l&rsquo;argent.\nAujourd&rsquo;hui, nombre d&rsquo;entre elles sont prises au pi\u00e8ge de l&rsquo;augmentation consid\u00e9rable des co\u00fbts de l&rsquo;informatique d\u00e9mat\u00e9rialis\u00e9e.   <\/p>\n\n<p class=\"wp-block-paragraph\">Placer toutes les donn\u00e9es dans le nuage public n&rsquo;est ni bon march\u00e9 ni s\u00fbr.\nLa r\u00e9cup\u00e9ration des donn\u00e9es est souvent factur\u00e9e en sus et prend du temps.\nL&rsquo;\u00e9conomie d&rsquo;\u00e9chelle activement promue par les fournisseurs de cloud \u00e0 grande \u00e9chelle est devenue un r\u00eave qui ne s&rsquo;est pas r\u00e9alis\u00e9.\nEn outre, les services suppl\u00e9mentaires et les nouvelles fonctions utiles doivent \u00eatre pay\u00e9s en sus des co\u00fbts approuv\u00e9s du nuage.     <\/p>\n\n<p class=\"wp-block-paragraph\">La baisse des prix a \u00e9t\u00e9 la premi\u00e8re raison pour laquelle les nuages publics ont attir\u00e9 les clients.\nCependant, le principe \u00ab\u00a0ne payez que ce que vous utilisez\u00a0\u00bb n&rsquo;est que th\u00e9orique, et la r\u00e9alit\u00e9 est que les utilisateurs ont d\u00e9pens\u00e9 de plus en plus d&rsquo;argent au lieu de voir les prix baisser comme ils l&rsquo;esp\u00e9raient.\nIl y a des ann\u00e9es, les clients des fournisseurs de plateformes cloud \u00e0 grande \u00e9chelle ont pr\u00e9dit que les co\u00fbts baisseraient encore plus gr\u00e2ce aux \u00e9conomies d&rsquo;\u00e9chelle, ce qui permettrait aux clouds publics de fonctionner avec des marges plus faibles que les solutions sur site.\nAu lieu de cela, profitant de la sp\u00e9culation, les fournisseurs de clouds publics ont, \u00e0 un moment donn\u00e9, opt\u00e9 pour la maximisation des profits, r\u00e9duisant ainsi les \u00e9conomies d&rsquo;\u00e9chelle.\nC&rsquo;est ainsi que les clients ont vu leur facture s&rsquo;envoler.      <\/p>\n\n<p class=\"wp-block-paragraph\">Les entreprises se retrouvent \u00e9galement li\u00e9es \u00e0 un fournisseur de cloud sp\u00e9cifique en raison de l&rsquo;effet de verrouillage du fournisseur.\nLes principaux fournisseurs de cloud public ont investi des sommes consid\u00e9rables dans des outils qui rendent l&rsquo;acc\u00e8s \u00e0 leurs services extr\u00eamement abordable et qui permettent de traiter rapidement et de mani\u00e8re transparente de grands volumes de charges de travail et de donn\u00e9es, comme l&rsquo;IA ou la gestion des donn\u00e9es.\nCela n\u00e9cessite des collaborations \u00e0 long terme avec d&rsquo;autres fournisseurs, ce qui emp\u00eache de d\u00e9placer les charges de travail d&rsquo;un fournisseur de cloud \u00e0 l&rsquo;autre.\nEt, bien s\u00fbr, les outils et les services sont propri\u00e9taires et ne sont pas toujours compatibles avec d&rsquo;autres environnements cloud.   <\/p>\n\n<p class=\"wp-block-paragraph\">En cons\u00e9quence, les entreprises d\u00e9pensent beaucoup plus sur le cloud public qu&rsquo;elles ne l&rsquo;avaient pr\u00e9vu.\nAvec le recul, elles regrettent leur d\u00e9cision, et il n&rsquo;est pas facile de changer de solution alors que leur charge de travail a consid\u00e9rablement augment\u00e9.\nPas facile, mais possible.  <\/p>\n\n<p class=\"wp-block-paragraph\">Aujourd&rsquo;hui, l&rsquo;illusion des nuages publics bon march\u00e9 touche \u00e0 sa fin.\nLa derni\u00e8re tendance du march\u00e9 est l'\u00a0\u00bbunclouding\u00a0\u00bb ou le \u00ab\u00a0cloud repatriation\u00a0\u00bb.\nLes entreprises migrent leurs charges de travail et leurs donn\u00e9es du nuage public vers un nuage situ\u00e9 dans un centre de donn\u00e9es sur site ou vers un fournisseur de colocation.\nSelon <a href=\"https:\/\/www.prnewswire.com\/news-releases\/global-private-cloud-services-market-to-reach-13-2-billion-by-2026--301367596.html\" target=\"_blank\" rel=\"noreferrer noopener\">\u00ab\u00a0Private Cloud Services &#8211; Global Market Trajectory &amp; Analytics\u00a0\u00bb<\/a>, la valeur mondiale des services de cloud priv\u00e9 atteindra 13,2 milliards de dollars d&rsquo;ici 2026, contre 4,9 milliards de dollars en 2020.     <br\/><\/p>\n\n<p class=\"wp-block-paragraph\"><strong>Gardez votre calme et restez discret<\/strong><\/p>\n\n<p class=\"wp-block-paragraph\">L&rsquo;informatique d\u00e9mat\u00e9rialis\u00e9e priv\u00e9e n&rsquo;est m\u00eame pas une alternative pour les entreprises qui se concentrent sur le contr\u00f4le, la s\u00e9curit\u00e9, les performances et les co\u00fbts.\nC&rsquo;est la seule bonne fa\u00e7on de construire l&rsquo;infrastructure en nuage et d&rsquo;organiser les principales charges de travail de l&rsquo;entreprise.\nLes solutions d&rsquo;informatique d\u00e9mat\u00e9rialis\u00e9e priv\u00e9e ou sur site offrent un contr\u00f4le total sur les param\u00e8tres de s\u00e9curit\u00e9, car tous les efforts en mati\u00e8re de s\u00e9curit\u00e9 sont r\u00e9alis\u00e9s en interne ou confi\u00e9s \u00e0 un partenaire de s\u00e9curit\u00e9 g\u00e9r\u00e9e.\nL&rsquo;informatique d\u00e9mat\u00e9rialis\u00e9e priv\u00e9e permet d&rsquo;int\u00e9grer des fonctions de s\u00e9curit\u00e9 personnalis\u00e9es n\u00e9cessaires \u00e0 des secteurs tels que la sant\u00e9 et la finance.\nLes outils de s\u00e9curit\u00e9 disponibles avec un cloud priv\u00e9 comprennent des niveaux d&rsquo;authentification plus \u00e9lev\u00e9s, des API, des couches suppl\u00e9mentaires d&rsquo;automatisation et un grand potentiel d&rsquo;\u00e9volutivit\u00e9 si n\u00e9cessaire.    <\/p>\n\n<p class=\"wp-block-paragraph\">\u00c0 une certaine \u00e9chelle de croissance de la charge de travail, le nuage priv\u00e9 est certainement la solution la moins co\u00fbteuse pour les entreprises.\nPar exemple, <a href=\"https:\/\/www.sardinasystems.com\/fr\/fishos\/\" target=\"_blank\" rel=\"noreferrer noopener\">FishOS de Sardina<\/a>, un logiciel de gestion de cloud efficace, propose \u00e0 ses clients le mod\u00e8le de tarification \u00ab\u00a0pay-as-you-grow\u00a0\u00bb afin d&rsquo;offrir aux organisations une certaine confidentialit\u00e9 dans la planification de leurs budgets.\nLa possibilit\u00e9 d&rsquo;adapter le nuage aux besoins sp\u00e9cifiques de votre entreprise est \u00e9galement une option essentielle qui n&rsquo;est possible que dans le cadre d&rsquo;une solution de nuage priv\u00e9.  <\/p>\n\n<p class=\"wp-block-paragraph\">La migration vers les nuages publics se traduit par une \u00e9conomie interne plus efficace, avec des avantages en termes d&rsquo;agilit\u00e9 et de capacit\u00e9 \u00e0 traiter les donn\u00e9es en toute s\u00e9curit\u00e9.\nLes solutions d&rsquo;informatique d\u00e9mat\u00e9rialis\u00e9e priv\u00e9e apportent plus de flexibilit\u00e9 et d&rsquo;\u00e9volutivit\u00e9 \u00e0 l&rsquo;environnement.\nLes entreprises peuvent planifier avec pr\u00e9cision leur budget \u00ab\u00a0cloud\u00a0\u00bb, sans surprise \u00e0 l&rsquo;avenir.  <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le rapatriement de l&rsquo;informatique d\u00e9mat\u00e9rialis\u00e9e est devenu une nouvelle tendance mondiale. De plus en plus de grandes entreprises d\u00e9cident de d\u00e9placer leurs donn\u00e9es et leur charge de travail des nuages publics vers des nuages sur site ou priv\u00e9s. Qu&rsquo;est-ce qui pousse les entreprises \u00e0 investir dans du mat\u00e9riel et \u00e0 construire leur propre infrastructure ? [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":56274,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1277],"tags":[1278,1450,1805,2006,2940,2941,2942],"class_list":["post-56273","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-notre-blog","tag-poissons","tag-openstack-fr-2","tag-nuage-prive-fr","tag-sardine","tag-nuage-financier","tag-nuage-public-fr","tag-on-prenise-fr","grve-entry-item","grve-blog-item"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"Le rapatriement de l&#039;informatique d\u00e9mat\u00e9rialis\u00e9e est devenu une nouvelle tendance mondiale. 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