{"id":549159,"date":"2024-07-09T07:30:53","date_gmt":"2024-07-09T06:30:53","guid":{"rendered":"https:\/\/www.stormshield.com\/?p=549159"},"modified":"2024-07-02T08:42:29","modified_gmt":"2024-07-02T07:42:29","slug":"smart-city-et-cybersecurite-eclairage-public","status":"publish","type":"post","link":"https:\/\/www.stormshield.com\/fr\/actus\/smart-city-et-cybersecurite-eclairage-public\/","title":{"rendered":"Smart City et cybers\u00e9curit\u00e9 : la question de l\u2019\u00e9clairage public"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-523720\" title=\"Contributeur : Boyko.Pictures. Image utilis\u00e9e sous licence de Shutterstock.com\" src=\"https:\/\/www.stormshield.com\/wp-content\/uploads\/shutterstock-1254441619-header-300x100.jpg\" alt=\"\u00c9clairage, Environnement Urbain et Cybers\u00e9curit\u00e9, au c\u0153ur de la Smart City | Stormshield\" width=\"800\" height=\"267\" srcset=\"https:\/\/www.stormshield.com\/wp-content\/uploads\/shutterstock-1254441619-header-300x100.jpg 300w, https:\/\/www.stormshield.com\/wp-content\/uploads\/shutterstock-1254441619-header-1024x342.jpg 1024w, https:\/\/www.stormshield.com\/wp-content\/uploads\/shutterstock-1254441619-header-768x257.jpg 768w, https:\/\/www.stormshield.com\/wp-content\/uploads\/shutterstock-1254441619-header-1536x513.jpg 1536w, https:\/\/www.stormshield.com\/wp-content\/uploads\/shutterstock-1254441619-header-2048x684.jpg 2048w, https:\/\/www.stormshield.com\/wp-content\/uploads\/shutterstock-1254441619-header-1396x466.jpg 1396w, https:\/\/www.stormshield.com\/wp-content\/uploads\/shutterstock-1254441619-header-700x234.jpg 700w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><strong>Entre les lampadaires et les nombreux capteurs, l\u2019\u00e9clairage public int\u00e8gre aujourd\u2019hui des technologies afin de connecter ses services. Les c\u0153urs de villes intelligentes, ou smart cities, cherchent ainsi \u00e0 optimiser leur efficacit\u00e9 op\u00e9rationnelle tout en am\u00e9liorant l\u2019exp\u00e9rience de leurs utilisateurs, le tout dans un cadre g\u00e9n\u00e9ralis\u00e9 de r\u00e9duction des co\u00fbts. Troisi\u00e8me papier d\u2019une s\u00e9rie d\u2019articles consacr\u00e9s aux enjeux de cybers\u00e9curit\u00e9 dans les villes connect\u00e9es et smart.<\/strong><\/p>\n<p>Derri\u00e8re cette modernisation des usages de l\u2019environnement urbain, le m\u00eame probl\u00e8me que pour les autres \u00e9l\u00e9ments de la smart city : plus une ville est connect\u00e9e, plus elle est expos\u00e9e aux cyberattaques. Quels sont les risques cyber associ\u00e9s ? Quelle posture de cybers\u00e9curit\u00e9 adopter pour faire face \u00e0 ces nouveaux enjeux ? R\u00e9ponse dans cet article.<\/p>\n<p>&nbsp;<\/p>\n<h2>Un \u00e9clairage public de plus en plus connect\u00e9<\/h2>\n<p>\u00c0 l\u2019int\u00e9rieur de la ville connect\u00e9e, assurer la cybers\u00e9curit\u00e9 des infrastructures g\u00e9rant les \u00e9nergies, <a href=\"https:\/\/www.stormshield.com\/fr\/actus\/smart-city-cybersecurite-gestion-eau\/\">l\u2019eau<\/a> ou encore <a href=\"https:\/\/www.stormshield.com\/fr\/actus\/smart-city-cybersecurite-mobilite-urbaine\/\">la mobilit\u00e9 urbaine<\/a> apparait comme des \u00e9vidences. Pourtant, l\u2019\u00e9clairage public doit \u00e9galement \u00eatre surveill\u00e9, monitor\u00e9 et prot\u00e9g\u00e9 \u2013 car chaque dispositif de la ville connect\u00e9e va remonter de la donn\u00e9e. <strong>Les lampadaires, capteurs et autres p\u00e9riph\u00e9riques constituent alors une partie enti\u00e8re de l\u2019Internet des objets (IoT) qui fait vivre cette ville connect\u00e9e.<\/strong> Cons\u00e9quence directe\u00a0: le parc d'\u00e9clairage public est un \u00e9l\u00e9ment tr\u00e8s \u00e9nergivore de la ville. \u00c0 l\u2019heure de la sobri\u00e9t\u00e9 \u00e9nerg\u00e9tique, l\u2019\u00e9clairage public engloutit pas moins de deux milliards d\u2019euros de budget des collectivit\u00e9s locales, selon <a href=\"https:\/\/www.ccomptes.fr\/sites\/default\/files\/2021-03\/20210318-03-TomeII-necessaire-optimisation-gestion-eclairages-publics.pdf\" target=\"_blank\" rel=\"noopener\">un rapport de la Cour des comptes<\/a> en France en 2021. Si la ville intelligente a pour objectif l'optimisation des co\u00fbts de fonctionnement, elle a \u00e9galement pour mission d\u2019am\u00e9liorer la s\u00e9curit\u00e9 des habitants. <strong>En jeu : la continuit\u00e9 de service des collectivit\u00e9s. <\/strong><\/p>\n<p><strong>Derri\u00e8re le sujet de l'\u00e9clairage public, le remplacement du parc existant peut servir autant des questions \u00e9cologiques, \u00e9conomiques que de cybers\u00e9curit\u00e9.<\/strong> \u00ab\u00a0<em>En mettant en r\u00e9seau les luminaires et les points de contr\u00f4le d\u2019\u00e9clairage dans une architecture centralis\u00e9e, le syst\u00e8me d\u2019\u00e9clairage devient programmable et capable de g\u00e9n\u00e9rer des donn\u00e9es<\/em>, explique <a href=\"https:\/\/www.lemondedelelectricite.ca\/articles\/3549-la-cybersecurite-en-eclairage\/\">un article du site <em>Le monde de l'\u00e9lectricit\u00e9 en ligne<\/em><\/a>. <em>Ces donn\u00e9es peuvent \u00eatre appliqu\u00e9es \u00e0 des strat\u00e9gies telles que l\u2019optimisation de l\u2019utilisation de l\u2019espace, le suivi des stocks et la fourniture de services selon la localisation. Ces strat\u00e9gies peuvent \u00e0 leur tour avoir des effets tangibles sur la r\u00e9duction des co\u00fbts, l\u2019efficacit\u00e9 des processus, la strat\u00e9gie de marque et la satisfaction des occupants.<\/em>\u00a0\u00bb En \u00e9quipant les lampadaires de capteurs, l\u2019\u00e9clairage public devient intelligent (\u00ab\u00a0<em>smart public lighting<\/em>\u00a0\u00bb)\u00a0: il est capable de d\u00e9tecter la pr\u00e9sence ou l\u2019absence de personnes pour adapter la luminosit\u00e9 et d\u2019inspecter les \u00e9quipements pour signaler des pannes ou anticiper des op\u00e9rations de maintenance.<\/p>\n<p>Mais avec cette hyperconnexion, la ville intelligente \u00e9tend sa surface d\u2019attaque. Et en plus d\u2019\u00eatre sensible, son infrastructure enti\u00e8re peut devenir vuln\u00e9rable.<\/p>\n<p>&nbsp;<\/p>\n<h2>Un \u00e9clairage public vuln\u00e9rable aux cyberattaques<\/h2>\n<p><strong>La multiplication de ces \u00e9quipements connect\u00e9s dans les environnements urbains apporte son lot de contraintes et de menaces cyber.<\/strong> Une complexit\u00e9 accrue qui s\u2019explique par la diversit\u00e9 des \u00e9quipements utilis\u00e9s comme des capteurs (temp\u00e9rature, humidit\u00e9, mouvement), des balises GPS, des sondes ou encore des actionneurs qui se retrouvent install\u00e9s sur des \u00e9l\u00e9ments fixes ou en mouvement. Double complexit\u00e9 suppl\u00e9mentaire\u00a0: ces \u00e9quipements sont accessibles \u00e0 distance, notamment pour les questions de maintenance\u00a0; pour des acteurs vari\u00e9s\u00a0(propri\u00e9taires, d\u00e9l\u00e9gataires et sous-traitants) qui n\u2019ont pas les m\u00eames comp\u00e9tences ou app\u00e9tences pour les questions de cybers\u00e9curit\u00e9...<\/p>\n<p><strong>Sur ce sujet de l\u2019\u00e9clairage public, la surface d\u2019attaque correspond ni plus ni moins \u00e0 l\u2019int\u00e9gralit\u00e9 du r\u00e9seau mis en place\u00a0: l\u2019architecture centralis\u00e9e est vuln\u00e9rable, tout comme les donn\u00e9es qui y transitent.<\/strong> Si les donn\u00e9es relatives \u00e0 l'activit\u00e9 ou \u00e0 l'intensit\u00e9 de l'\u00e9clairage semblent peu attractives pour les cyber-criminels, celles li\u00e9es aux acc\u00e8s le sont bien davantage. Car apr\u00e8s avoir acc\u00e9d\u00e9 aux objets connect\u00e9s, les cyber-criminels peuvent rebondir, gr\u00e2ce \u00e0 des mouvements lat\u00e9raux, vers d'autres r\u00e9seaux internes des villes connect\u00e9es. Et dans cet environnement informatique, les traditionnels <em>spywares<\/em> (logiciels espions), vers informatiques ou autres <em>ransomwares<\/em> sont des menaces r\u00e9elles pour les environnements de contr\u00f4le et supervision. Pour r\u00e9cup\u00e9rer ces acc\u00e8s, les cyberattaques de <em>sniffing<\/em> (attaques par reniflage) consistent \u00e0 intercepter les flux de donn\u00e9es qui transitent entre les luminaires, les points de contr\u00f4le d\u2019\u00e9clairage et le syst\u00e8me de t\u00e9l\u00e9gestion. Enfin, le volume important de points sur le r\u00e9seau le rend particuli\u00e8rement attractif aux yeux des cyber-criminels pour lancer des attaques DDoS (attaques par d\u00e9ni de service distribu\u00e9). Sur ce sujet, un parall\u00e8le peut \u00eatre fait avec les cam\u00e9ras de surveillance connect\u00e9es dans l'environnement urbain. En 2021, des experts en cybers\u00e9curit\u00e9 ont ainsi d\u00e9couvert que <a href=\"https:\/\/duo.com\/decipher\/mirai-based-botnet-infects-vulnerable-surveillance-cameras\" target=\"_blank\" rel=\"noopener\">le botnet Moobot<\/a>, bas\u00e9 sur Mirai, ciblait une faille dans des \u00e9quipements de l'entreprise chinoise Hikvision, un acteur majeur sur le march\u00e9 mondial des cam\u00e9ras de surveillance. Une faille pouvant \u00eatre utilis\u00e9e par des cyber-criminels pour lancer des cyberattaques par DDoS.<\/p>\n<blockquote><p><em>Sur ce sujet de l\u2019\u00e9clairage public, la surface d\u2019attaque correspond ni plus ni moins \u00e0 l\u2019int\u00e9gralit\u00e9 du r\u00e9seau mis en place.<\/em><\/p><\/blockquote>\n<p>Outre les perturbations imm\u00e9diates des services, les co\u00fbts associ\u00e9s \u00e0 la rem\u00e9diation des syst\u00e8mes affect\u00e9s et \u00e0 la s\u00e9curisation contre de futures attaques peuvent \u00eatre consid\u00e9rables.<\/p>\n<p>&nbsp;<\/p>\n<h2>Quelle posture de cybers\u00e9curit\u00e9 adopter pour l\u2019\u00e9clairage public ?<\/h2>\n<p><strong>En adoptant une posture de cybers\u00e9curit\u00e9 de bout en bout, ces environnements urbains peuvent mettre en place des strat\u00e9gies permettant de r\u00e9duire le risque.<\/strong> Pour cela, il faut r\u00e9ussir \u00e0 reconstituer l\u2019architecture de la ville connect\u00e9e et ainsi consid\u00e9rer les diff\u00e9rentes couches des r\u00e9seaux industriels jusqu\u2019aux \u00e9quipements de l\u2019\u00e9clairage public connect\u00e9 pr\u00e9sents dans les rues. Pour cela, <a href=\"https:\/\/www.stormshield.com\/fr\/ressourcescenter\/iec-62443-la-notion-de-defense-en-profondeur\/\">la notion de cyber d\u00e9fense en profondeur<\/a> permet d\u2019orienter la cybers\u00e9curit\u00e9 des environnements urbains\u00a0: une approche qui vise \u00e0 s\u00e9curiser chaque sous-ensemble du syst\u00e8me et qui s'oppose \u00e0 la vision d'une s\u00e9curisation du syst\u00e8me uniquement en p\u00e9riph\u00e9rie.<\/p>\n<p>C\u2019est pourquoi le cloisonnement, la segmentation r\u00e9seau, le contr\u00f4le de flux, le chiffrement des canaux de communication ou encore l'authentification multifactorielle pour acc\u00e9der aux syst\u00e8mes critiques doivent \u00eatre des \u00e9l\u00e9ments prioritaires \u00e0 mettre en place. En compl\u00e9ment, la mise \u00e0 jour continue des logiciels des \u00e9quipements connect\u00e9s permet de pr\u00e9venir les failles de s\u00e9curit\u00e9 et de r\u00e9pondre efficacement aux \u00e9volutions constantes des cyber-menaces \u2013 malheureusement, souvent plus facile \u00e0 dire qu\u2019\u00e0 faire\u2026 Cette posture se d\u00e9cline \u00e9galement avec la sauvegarde r\u00e9guli\u00e8re des donn\u00e9es collect\u00e9es par la ville et la mise en \u0153uvre d\u2019une politique de gestion des risques avec notamment des proc\u00e9dures robustes pour g\u00e9rer les incidents de s\u00e9curit\u00e9. L'objectif \u00e9tant de cr\u00e9er un environnement s\u00e9curis\u00e9 o\u00f9 l'information peut circuler librement. <strong>Car c\u2019est ici l'enjeu principal pour pouvoir op\u00e9rer un service intelligent : distribuer une information confidentielle, authentifi\u00e9e, int\u00e8gre et fiable au sein du r\u00e9seau.<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p>Les <a href=\"https:\/\/www.stormshield.com\/fr\/ressourcescenter\/livre-blanc-cybersecurite-des-collectivites-smart-city\/\">villes connect\u00e9es<\/a> font donc face \u00e0 un double d\u00e9fi quand il est question d\u2019\u00e9clairage public et d\u2019environnement urbain : exploiter les avantages des nouvelles technologies tout en s\u00e9curisant leurs infrastructures contre les cyberattaques. L'adoption de strat\u00e9gies de cybers\u00e9curit\u00e9 coh\u00e9rentes et efficaces, appuy\u00e9es par une connaissance approfondie des solutions utilis\u00e9es, est alors une condition de la r\u00e9ussite des villes connect\u00e9es.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Entre les lampadaires et les nombreux capteurs, l\u2019\u00e9clairage public int\u00e8gre aujourd\u2019hui des technologies afin de connecter ses services. Les c\u0153urs de villes intelligentes, ou smart cities, cherchent ainsi \u00e0 optimiser leur efficacit\u00e9 op\u00e9rationnelle tout en am\u00e9liorant l\u2019exp\u00e9rience de leurs utilisateurs, le tout dans un cadre&#8230;<\/p>\n","protected":false},"author":57,"featured_media":523740,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1608],"tags":[4368],"business_size":[],"industry":[],"help_mefind":[],"features":[],"type_security":[],"maintenance":[],"offer":[],"administration_tools":[],"cloud_offers":[],"listing_product":[],"class_list":["post-549159","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-paroles-experts","tag-la-cybersecurite-par-stormshield"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u00c9clairage et Cybers\u00e9curit\u00e9, au c\u0153ur de la Smart City<\/title>\n<meta name=\"description\" content=\"Comment s\u00e9curiser l\u2019\u00e9clairage public dans la ville connect\u00e9e ? 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