{"id":100986,"date":"2025-08-21T08:51:00","date_gmt":"2025-08-21T06:51:00","guid":{"rendered":"https:\/\/blog.mailfence.com\/mailfence-vs-mailbox-org-guide-de-comparaison-complet-2025\/"},"modified":"2025-11-04T21:11:33","modified_gmt":"2025-11-04T20:11:33","slug":"mailfence-vs-mailbox-org","status":"publish","type":"post","link":"https:\/\/blog.mailfence.com\/fr\/mailfence-vs-mailbox-org\/","title":{"rendered":"Mailfence vs Mailbox.org : guide comparatif 2026 complet"},"content":{"rendered":"\n<p>Les services de messagerie s\u00e9curis\u00e9e gagnent en importance, notamment avec des utilisateurs recherchant un contr\u00f4le accru sur leurs donn\u00e9es et leurs pratiques de chiffrement. <\/p>\n\n\n\n<p>Dans ce guide comparatif, nous examinons Mailfence vs Mailbox.org, deux fournisseurs de confiance aux objectifs similaires mais avec des approches diff\u00e9rentes en mati\u00e8re de confidentialit\u00e9, d\u2019ergonomie et de gestion du chiffrement.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-a-propos-de-mailbox-org-et-mailfence\">\u00c0 propos de Mailbox.org et Mailfence<\/h2>\n\n\n\n<p><a href=\"https:\/\/mailbox.org\/en\/\" target=\"_blank\" rel=\"noreferrer noopener\">Mailbox.org<\/a> est exploit\u00e9 par Heinlein Support GmbH, une soci\u00e9t\u00e9 bas\u00e9e \u00e0 Berlin disposant de plusieurs d\u00e9cennies d\u2019exp\u00e9rience dans les infrastructures informatiques s\u00e9curis\u00e9es et la protection des donn\u00e9es. L\u2019entreprise propose un h\u00e9bergement d\u2019e-mails s\u00e9curis\u00e9 depuis 2014, guid\u00e9e par des principes d\u2019ind\u00e9pendance politique, de durabilit\u00e9 et de transparence.<\/p>\n\n\n\n<p>Mailbox.org fonctionne enti\u00e8rement en Allemagne, un pays reconnu pour ses lois strictes sur la protection des donn\u00e9es, et dispose de ses propres serveurs et infrastructures. Toutefois, son mod\u00e8le \u00e9conomique et son infrastructure refl\u00e8tent encore une approche plus traditionnelle, avec une gestion centralis\u00e9e du service plus marqu\u00e9e.<\/p>\n\n\n\n<p><a href=\"https:\/\/mailfence.com\/fr\/\" target=\"_blank\" rel=\"noreferrer noopener\">Mailfence<\/a> est d\u00e9velopp\u00e9 et exploit\u00e9 par ContactOffice Group SA, une soci\u00e9t\u00e9 belge fond\u00e9e en 1999, sp\u00e9cialis\u00e9e depuis longtemps dans les outils de collaboration en ligne s\u00e9curis\u00e9s. L\u2019\u00e9quipe est bas\u00e9e \u00e0 Bruxelles et reste enti\u00e8rement autofinanc\u00e9e, sans capital-risque ni investisseurs externes.<\/p>\n\n\n\n<p>Contrairement aux grands fournisseurs, l\u2019ind\u00e9pendance de Mailfence lui permet de rester align\u00e9e avec les valeurs de confidentialit\u00e9. L\u2019entreprise s\u2019engage activement \u00e0 d\u00e9fendre la libert\u00e9 num\u00e9rique et les droits \u00e0 la vie priv\u00e9e, et consacre une partie de ses revenus au <a href=\"https:\/\/blog.mailfence.com\/fr\/mailfence-lutte-pour-la-confidentialite-des-emails\/\" target=\"_blank\" rel=\"noreferrer noopener\">soutien de causes et organisations li\u00e9es \u00e0 la protection de la vie priv\u00e9e<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-mailfence-vs-mailbox-org-comparatif-des-offres-de-prix\">Mailfence vs Mailbox.org : comparatif des offres de prix<\/h2>\n\n\n\n<p>Une des premi\u00e8res diff\u00e9rences cl\u00e9s entre les deux fournisseurs concerne la tarification.<\/p>\n\n\n\n<p><strong><strong>Mailbox.org<\/strong> propose trois options :<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Light (1 \u20ac\/mois)<\/strong> : 2 Go de stockage pour les e-mails, fonctionnalit\u00e9s limit\u00e9es (pas de stockage cloud).<\/li>\n\n\n\n<li><strong>Standard (3 \u20ac\/mois)<\/strong> : 10 Go de stockage pour les e-mails, 5 Go de cloud, 75 adresses alias.<\/li>\n\n\n\n<li><strong>Premium (9 \u20ac\/mois)<\/strong> : 25 Go de stockage pour les e-mails, 50 Go de cloud, 250 adresses alias.<\/li>\n<\/ul>\n\n\n\n<p>\u00c0 noter : Mailbox.org ne propose pas d\u2019acc\u00e8s gratuit permanent. <\/p>\n\n\n\n<p>Chaque option b\u00e9n\u00e9ficie d\u2019un essai gratuit de 30 jours, ce qui peut \u00eatre insuffisant pour tester compl\u00e8tement la plateforme sur le long terme, surtout pour \u00e9valuer son int\u00e9gration dans le quotidien. Certaines fonctionnalit\u00e9s importantes, comme le stockage cloud, sont r\u00e9serv\u00e9es aux options Standard et Premium.<\/p>\n\n\n\n<p><strong><strong>Mailfence<\/strong>, en revanche, adopte une approche diff\u00e9rente avec un <strong>acc\u00e8s gratuit permanent<\/strong> :<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Gratuit<\/strong> : 1 Go pour les e-mails et les documents.<\/li>\n\n\n\n<li><strong>Base <\/strong>(2,50 \u20ac\/mois) : 11 Go de stockage.<\/li>\n\n\n\n<li><strong>Entry <\/strong>(3,50 \u20ac\/mois) : 40 Go de stockage.<\/li>\n\n\n\n<li><strong>Pro <\/strong>(9,50 \u20ac\/mois) : 78 Go de stockage.<\/li>\n\n\n\n<li><strong>Ultra (<\/strong>29 \u20ac\/mois) : 225 Go de stockage.<\/li>\n<\/ul>\n\n\n\n<p>De plus, tous les outils sont accessibles quelle que soit l\u2019option choisie. M\u00eame avec l\u2019acc\u00e8s gratuit, vous pouvez utiliser des e-mails s\u00e9curis\u00e9s, un <a href=\"https:\/\/blog.mailfence.com\/fr\/calendrier-application-mobile\/\" target=\"_blank\" rel=\"noreferrer noopener\">calendrier<\/a>, un <a href=\"https:\/\/blog.mailfence.com\/fr\/presentation-des-documents-dans-lapplication-mobile-mailfence\/\" target=\"_blank\" rel=\"noreferrer noopener\">espace de stockage en ligne<\/a>, la <a href=\"https:\/\/blog.mailfence.com\/fr\/introduction-des-contacts-dans-lapplication-mobile-mailfence\/\" target=\"_blank\" rel=\"noreferrer noopener\">gestion des contacts<\/a>, et bien plus encore.<\/p>\n\n\n\t\t<div data-elementor-type=\"section\" data-elementor-id=\"100848\" class=\"elementor elementor-100848 elementor-100761\" data-elementor-post-type=\"elementor_library\">\n\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-124e1725 elementor-section-content-middle elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"124e1725\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-654e4e21\" data-id=\"654e4e21\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;gradient&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3a3b1a23 elementor-widget elementor-widget-text-editor\" data-id=\"3a3b1a23\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><b>Mailfence &#8211; Votre suite de productivit\u00e9 s\u00e9curis\u00e9e<\/b><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2c004279 elementor-widget elementor-widget-text-editor\" data-id=\"2c004279\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Pr\u00e9servez votre confidentialit\u00e9<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-83e0dd6 elementor-icon-list--layout-inline elementor-align-center elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"83e0dd6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items elementor-inline-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-envelope-open-text\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M176 216h160c8.84 0 16-7.16 16-16v-16c0-8.84-7.16-16-16-16H176c-8.84 0-16 7.16-16 16v16c0 8.84 7.16 16 16 16zm-16 80c0 8.84 7.16 16 16 16h160c8.84 0 16-7.16 16-16v-16c0-8.84-7.16-16-16-16H176c-8.84 0-16 7.16-16 16v16zm96 121.13c-16.42 0-32.84-5.06-46.86-15.19L0 250.86V464c0 26.51 21.49 48 48 48h416c26.51 0 48-21.49 48-48V250.86L302.86 401.94c-14.02 10.12-30.44 15.19-46.86 15.19zm237.61-254.18c-8.85-6.94-17.24-13.47-29.61-22.81V96c0-26.51-21.49-48-48-48h-77.55c-3.04-2.2-5.87-4.26-9.04-6.56C312.6 29.17 279.2-.35 256 0c-23.2-.35-56.59 29.17-73.41 41.44-3.17 2.3-6 4.36-9.04 6.56H96c-26.51 0-48 21.49-48 48v44.14c-12.37 9.33-20.76 15.87-29.61 22.81A47.995 47.995 0 0 0 0 200.72v10.65l96 69.35V96h320v184.72l96-69.35v-10.65c0-14.74-6.78-28.67-18.39-37.77z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><b>Messages<\/b><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-calendar-alt\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M148 288h-40c-6.6 0-12-5.4-12-12v-40c0-6.6 5.4-12 12-12h40c6.6 0 12 5.4 12 12v40c0 6.6-5.4 12-12 12zm108-12v-40c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v40c0 6.6 5.4 12 12 12h40c6.6 0 12-5.4 12-12zm96 0v-40c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v40c0 6.6 5.4 12 12 12h40c6.6 0 12-5.4 12-12zm-96 96v-40c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v40c0 6.6 5.4 12 12 12h40c6.6 0 12-5.4 12-12zm-96 0v-40c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v40c0 6.6 5.4 12 12 12h40c6.6 0 12-5.4 12-12zm192 0v-40c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v40c0 6.6 5.4 12 12 12h40c6.6 0 12-5.4 12-12zm96-260v352c0 26.5-21.5 48-48 48H48c-26.5 0-48-21.5-48-48V112c0-26.5 21.5-48 48-48h48V12c0-6.6 5.4-12 12-12h40c6.6 0 12 5.4 12 12v52h128V12c0-6.6 5.4-12 12-12h40c6.6 0 12 5.4 12 12v52h48c26.5 0 48 21.5 48 48zm-48 346V160H48v298c0 3.3 2.7 6 6 6h340c3.3 0 6-2.7 6-6z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><b>Calendriers<\/b><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-folder\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M464 128H272l-54.63-54.63c-6-6-14.14-9.37-22.63-9.37H48C21.49 64 0 85.49 0 112v288c0 26.51 21.49 48 48 48h416c26.51 0 48-21.49 48-48V176c0-26.51-21.49-48-48-48zm0 272H48V112h140.12l54.63 54.63c6 6 14.14 9.37 22.63 9.37H464v224z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><b>Documents<\/b><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-users-cog\" viewBox=\"0 0 640 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M610.5 341.3c2.6-14.1 2.6-28.5 0-42.6l25.8-14.9c3-1.7 4.3-5.2 3.3-8.5-6.7-21.6-18.2-41.2-33.2-57.4-2.3-2.5-6-3.1-9-1.4l-25.8 14.9c-10.9-9.3-23.4-16.5-36.9-21.3v-29.8c0-3.4-2.4-6.4-5.7-7.1-22.3-5-45-4.8-66.2 0-3.3.7-5.7 3.7-5.7 7.1v29.8c-13.5 4.8-26 12-36.9 21.3l-25.8-14.9c-2.9-1.7-6.7-1.1-9 1.4-15 16.2-26.5 35.8-33.2 57.4-1 3.3.4 6.8 3.3 8.5l25.8 14.9c-2.6 14.1-2.6 28.5 0 42.6l-25.8 14.9c-3 1.7-4.3 5.2-3.3 8.5 6.7 21.6 18.2 41.1 33.2 57.4 2.3 2.5 6 3.1 9 1.4l25.8-14.9c10.9 9.3 23.4 16.5 36.9 21.3v29.8c0 3.4 2.4 6.4 5.7 7.1 22.3 5 45 4.8 66.2 0 3.3-.7 5.7-3.7 5.7-7.1v-29.8c13.5-4.8 26-12 36.9-21.3l25.8 14.9c2.9 1.7 6.7 1.1 9-1.4 15-16.2 26.5-35.8 33.2-57.4 1-3.3-.4-6.8-3.3-8.5l-25.8-14.9zM496 368.5c-26.8 0-48.5-21.8-48.5-48.5s21.8-48.5 48.5-48.5 48.5 21.8 48.5 48.5-21.7 48.5-48.5 48.5zM96 224c35.3 0 64-28.7 64-64s-28.7-64-64-64-64 28.7-64 64 28.7 64 64 64zm224 32c1.9 0 3.7-.5 5.6-.6 8.3-21.7 20.5-42.1 36.3-59.2 7.4-8 17.9-12.6 28.9-12.6 6.9 0 13.7 1.8 19.6 5.3l7.9 4.6c.8-.5 1.6-.9 2.4-1.4 7-14.6 11.2-30.8 11.2-48 0-61.9-50.1-112-112-112S208 82.1 208 144c0 61.9 50.1 112 112 112zm105.2 194.5c-2.3-1.2-4.6-2.6-6.8-3.9-8.2 4.8-15.3 9.8-27.5 9.8-10.9 0-21.4-4.6-28.9-12.6-18.3-19.8-32.3-43.9-40.2-69.6-10.7-34.5 24.9-49.7 25.8-50.3-.1-2.6-.1-5.2 0-7.8l-7.9-4.6c-3.8-2.2-7-5-9.8-8.1-3.3.2-6.5.6-9.8.6-24.6 0-47.6-6-68.5-16h-8.3C179.6 288 128 339.6 128 403.2V432c0 26.5 21.5 48 48 48h255.4c-3.7-6-6.2-12.8-6.2-20.3v-9.2zM173.1 274.6C161.5 263.1 145.6 256 128 256H64c-35.3 0-64 28.7-64 64v32c0 17.7 14.3 32 32 32h65.9c6.3-47.4 34.9-87.3 75.2-109.4z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><b>Groupes<\/b><\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-436babb elementor-align-center elementor-widget elementor-widget-button\" data-id=\"436babb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/mailfence.com\/fr\/#pricing\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Obtenez Mailfence gratuitement<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-mailfence-vs-mailbox-org-comparatif-des-fonctionnalites\">Mailfence vs Mailbox.org : comparatif des fonctionnalit\u00e9s<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-messagerie-et-chiffrement\">Messagerie et chiffrement<\/h3>\n\n\n\n<p>Mailbox.org utilise le chiffrement PGP et permet une communication chiffr\u00e9e via des cl\u00e9s g\u00e9r\u00e9es par le serveur. Les e-mails entrants peuvent \u00eatre chiffr\u00e9s, mais les e-mails envoy\u00e9s ne le sont pas avant d\u2019atteindre le serveur. <\/p>\n\n\n\n<p>Le chiffrement s\u2019effectue sur l\u2019infrastructure de Mailbox.org, qui conserve le contr\u00f4le de la gestion des cl\u00e9s. Cela signifie que les cl\u00e9s priv\u00e9es sont stock\u00e9es sur le serveur, prot\u00e9g\u00e9es par votre mot de passe, et ne sont donc pas uniquement sous votre contr\u00f4le.<\/p>\n\n\n\n<p>Mailfence, en revanche, propose un v\u00e9ritable chiffrement de bout en bout, avec <a href=\"https:\/\/blog.mailfence.com\/fr\/cryptage-de-bout-en-bout\/\" target=\"_blank\" rel=\"noreferrer noopener\">chiffrement OpenPGP<\/a> c\u00f4t\u00e9 client et <a href=\"https:\/\/blog.mailfence.com\/fr\/securite-emails-signatures-numeriques\/\" target=\"_blank\" rel=\"noreferrer noopener\">signatures num\u00e9riques<\/a>, le tout ex\u00e9cut\u00e9 directement dans le navigateur. Cette approche garantit que Mailfence n\u2019a jamais acc\u00e8s \u00e0 vos cl\u00e9s priv\u00e9es.<\/p>\n\n\n\n<p>Si votre priorit\u00e9 est un chiffrement local complet c\u00f4t\u00e9 client, Mailfence offre ce niveau de contr\u00f4le. Si vous pr\u00e9f\u00e9rez un e-mail OpenPGP pratique avec gestion des cl\u00e9s c\u00f4t\u00e9 serveur, Mailbox.org reste une option fiable.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-outils-de-collaboration-integres\">Outils de collaboration int\u00e9gr\u00e9s<\/h3>\n\n\n\n<p>Mailbox.org inclut calendriers, contacts, t\u00e2ches et \u00e9dition collaborative de documents via sa suite int\u00e9gr\u00e9e. Les utilisateurs peuvent cr\u00e9er et <a href=\"https:\/\/blog.mailfence.com\/fr\/alias-d-e-mail\/\" target=\"_blank\" rel=\"noreferrer noopener\">g\u00e9rer des alias<\/a>, h\u00e9berger des <a href=\"https:\/\/blog.mailfence.com\/fr\/comment-creer-une-adresse-e-mail-avec-propre-nom-de-domaine\/\" target=\"_blank\" rel=\"noreferrer noopener\">domaines personnalis\u00e9s<\/a> et acc\u00e9der \u00e0 leurs e-mails via les <a href=\"https:\/\/blog.mailfence.com\/fr\/protocoles-pop3-imap-exchange-activesync\/\" target=\"_blank\" rel=\"noreferrer noopener\">protocoles IMAP, EAS et POP3<\/a>.<\/p>\n\n\n\n<p>Mailfence propose un ensemble complet de fonctionnalit\u00e9s centr\u00e9es sur la confidentialit\u00e9 et le contr\u00f4le de l\u2019utilisateur. En plus des e-mails, la plateforme offre des calendriers int\u00e9gr\u00e9s, contacts, groupes et un syst\u00e8me s\u00e9curis\u00e9 de stockage de documents. <\/p>\n\n\n\n<p>Les outils de collaboration permettent le partage bas\u00e9 sur les groupes et la gestion des permissions pour les fichiers et \u00e9v\u00e9nements. Le support complet des protocoles IMAP, SMTP et POP3 assure une compatibilit\u00e9 optimale avec les clients de bureau comme Thunderbird et Outlook, ainsi qu\u2019avec les applications mobiles.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-gestion-des-calendriers\">Gestion des calendriers<\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>Fonctionnalit\u00e9<\/strong><\/th><th><strong>Mailfence<\/strong><\/th><th><strong>Bo\u00eete aux lettres.org<\/strong><\/th><\/tr><\/thead><tbody><tr><td>Application mobile<\/td><td>\u2705 (tout-en-un)<\/td><td>\u274c<\/td><\/tr><tr><td>Calendrier du groupe<\/td><td>\u2705<\/td><td>\u2705<\/td><\/tr><tr><td>Support CalDAV<\/td><td>\u2705<\/td><td>\u2705<\/td><\/tr><tr><td>Support iTIP\/ iMIP<\/td><td>\u2705<\/td><td>\u2705<\/td><\/tr><tr><td>Prise en charge de la synchronisation mobile<\/td><td>\u2705<\/td><td>\u2705<\/td><\/tr><tr><td>Obtenir le calendrier par SMS<\/td><td>\u2705<\/td><td>\u274c<\/td><\/tr><tr><td>Consultation de la date et de l&rsquo;heure dans le calendrier<\/td><td>\u2705<\/td><td>\u274c<\/td><\/tr><tr><td>Partage d&rsquo;\u00e9v\u00e9nements avec niveaux d&rsquo;autorisation<\/td><td>\u2705<\/td><td>\u274c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-fonctionnalites-de-stockage-en-ligne\">Fonctionnalit\u00e9s de stockage en ligne<\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>Fonctionnalit\u00e9<\/strong><\/th><th><strong>Mailfence<\/strong><\/th><th><strong>Bo\u00eete aux lettres.org<\/strong><\/th><\/tr><\/thead><tbody><tr><td>Documents du groupe<\/td><td>\u2705<\/td><td>\u2705<\/td><\/tr><tr><td>Acc\u00e8s WebDAV<\/td><td>\u2705<\/td><td>\u2705<\/td><\/tr><tr><td>Partage de liens de fichiers<\/td><td>\u2705<\/td><td>\u2705<\/td><\/tr><tr><td>Partage public<\/td><td>\u2705<\/td><td>\u2705<\/td><\/tr><tr><td>Client WebDAV\/SMB<\/td><td>\u2705<\/td><td>\u274c<\/td><\/tr><tr><td>Tags<\/td><td>\u2705<\/td><td>\u274c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-gestion-des-contacts\">Gestion des contacts<\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>Fonctionnalit\u00e9<\/strong><\/th><th><strong>Mailfence<\/strong><\/th><th><strong>Proton<\/strong><\/th><\/tr><\/thead><tbody><tr><td>Contacts du groupe<\/td><td>\u2705<\/td><td>\u2705<\/td><\/tr><tr><td>Synchronisation CardDAV<\/td><td>\u2705<\/td><td>\u2705<\/td><\/tr><tr><td>Tags<\/td><td>\u2705<\/td><td>\u274c<\/td><\/tr><tr><td>Commentaires<\/td><td>\u2705<\/td><td>\u274c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-mailfence-vs-mailbox-org-le-bilan\">Mailfence vs Mailbox.org : le bilan<\/h2>\n\n\n\n<p>Mailfence et Mailbox.org sont deux fournisseurs d\u2019e-mails europ\u00e9ens ax\u00e9s sur la confidentialit\u00e9, mais ils adoptent des approches diff\u00e9rentes en termes de communication s\u00e9curis\u00e9e et de productivit\u00e9.<\/p>\n\n\n\n<p><strong>Mailfence repose sur les standards ouverts et la transparence cryptographique. Il offre un support natif pour OpenPGP et S\/MIME, incluant les signatures num\u00e9riques et la gestion compl\u00e8te des cl\u00e9s par l\u2019utilisateur.<\/strong><\/p>\n\n\n\n<p>Mailbox.org propose \u00e9galement un large \u00e9ventail d\u2019outils productifs, comme des calendriers avanc\u00e9s, l\u2019\u00e9dition collaborative de documents, le marquage, la gestion des versions et les fonctionnalit\u00e9s de groupe. Bien qu\u2019il supporte OpenPGP, le chiffrement est g\u00e9r\u00e9 via son syst\u00e8me propri\u00e9taire \u201cGuard\u201d, ce qui simplifie l\u2019usage pour les non-techniciens mais demande un certain niveau de <a href=\"https:\/\/kb.mailbox.org\/en\/private\/security-privacy-article\/an-introduction-to-mailbox-org-guard\/\" target=\"_blank\" rel=\"noreferrer noopener\">confiance envers l\u2019\u00e9quipe Mailbox.org<\/a>.<\/p>\n\n\n\n<p>L\u2019interop\u00e9rabilit\u00e9 est un point fort de Mailfence. Il prend en charge tous les principaux protocoles ouverts comme IMAP, POP, SMTP, CalDAV, CardDAV et WebDAV, permettant une int\u00e9gration fluide avec vos applications et appareils pr\u00e9f\u00e9r\u00e9s.<\/p>\n\n\n\n<p>Enfin, Mailfence propose une <a href=\"https:\/\/blog.mailfence.com\/fr\/application-mobile-mailfence\/\" target=\"_blank\" rel=\"noreferrer noopener\">application mobile tout-en-un<\/a> disponible sur iOS et Android, ainsi qu\u2019un acc\u00e8s gratuit \u00e0 vie pour tester les fonctionnalit\u00e9s essentielles o\u00f9 que vous soyez !<\/p>\n\n\n\n<p>Pr\u00eat \u00e0 renforcer votre confidentialit\u00e9 en ligne ? <a href=\"https:\/\/mailfence.com\/fr\/#pricing\" target=\"_blank\" rel=\"noreferrer noopener\">Cr\u00e9ez votre compte Mailfence d\u00e8s aujourd\u2019hui \u2014 gratuitement<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Les services de messagerie s\u00e9curis\u00e9e gagnent en importance, notamment avec des utilisateurs recherchant un contr\u00f4le accru sur leurs donn\u00e9es et leurs pratiques de chiffrement. Dans ce guide comparatif, nous examinons Mailfence vs Mailbox.org, deux fournisseurs de confiance aux objectifs similaires mais avec des approches diff\u00e9rentes en mati\u00e8re de confidentialit\u00e9, d\u2019ergonomie et de gestion du chiffrement. [&hellip;]<\/p>\n","protected":false},"author":43,"featured_media":100798,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[27],"tags":[],"class_list":["post-100986","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-securite"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.4 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Mailfence vs Mailbox.org : guide comparatif complet (2026)<\/title>\n<meta name=\"description\" content=\"Dans ce guide, nous couvrons tout ce que vous devez savoir sur Mailfence vs Mailbox.org, leurs similitudes et ce qui les diff\u00e9rencie.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blog.mailfence.com\/fr\/mailfence-vs-mailbox-org\/\" 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