{"id":30217,"date":"2026-02-10T17:59:39","date_gmt":"2026-02-10T16:59:39","guid":{"rendered":"https:\/\/www.firestorm.ch\/?page_id=30217"},"modified":"2026-02-10T17:59:39","modified_gmt":"2026-02-10T16:59:39","slug":"ssl-converter","status":"publish","type":"page","link":"https:\/\/www.firestorm.ch\/fr\/tools\/ssl-converter\/","title":{"rendered":"SSL Converter"},"content":{"rendered":"<style>\n    .fs-tools-nav { max-width: 900px; margin: 30px auto 0; padding: 0 20px; }\n    .fs-tools-nav-inner {\n        display: flex; flex-wrap: wrap; gap: 6px;\n        background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 10px; padding: 6px;\n    }\n    .fs-tools-nav a {\n        display: inline-flex; align-items: center; gap: 6px;\n        padding: 8px 16px; border-radius: 6px; font-size: 0.9em; font-weight: 500;\n        color: #555 !important; text-decoration: none !important; transition: all 0.2s;\n        white-space: nowrap;\n    }\n    .fs-tools-nav a:hover { background: #e2e8f0; color: #333 !important; }\n    .fs-tools-nav a.fs-tools-nav-active {\n        background: #197dc8; color: #fff !important; font-weight: 600;\n    }\n    .fs-tools-nav a.fs-tools-nav-active:hover { background: #1565a0; }\n    .fs-tools-nav a.fs-tools-nav-overview svg { width: 14px; height: 14px; flex-shrink: 0; }\n    @media (max-width: 600px) {\n        .fs-tools-nav-inner { gap: 4px; padding: 4px; }\n        .fs-tools-nav a { padding: 7px 10px; font-size: 0.82em; }\n    }\n    <\/style><nav class=\"fs-tools-nav\"><div class=\"fs-tools-nav-inner\"><a href=\"\/fr\/tools\/\" class=\"fs-tools-nav-overview\"><svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M15 18l-6-6 6-6\"\/><\/svg>Tous les outils<\/a><a href=\"\/fr\/tools\/whois-lookup\/\" class=\"\">WHOIS<\/a><a href=\"\/fr\/tools\/dns-check\/\" class=\"\">Domain Check<\/a><a href=\"\/fr\/tools\/dane-checker\/\" class=\"\">Mail Check<\/a><a href=\"\/fr\/tools\/hosting-check\/\" class=\"\">Hosting Check<\/a><a href=\"\/fr\/tools\/ssl-converter\/\" class=\"fs-tools-nav-active\">SSL Converter<\/a><a href=\"\/fr\/tools\/dns-catcher\/\" class=\"\">DNS Catcher<\/a><\/div><\/nav>    <style>\n    .fs-ssl-section { max-width: 900px; margin: 40px auto; padding: 0 20px; }\n    .fs-ssl-header { text-align: center; margin-bottom: 32px; }\n    .fs-ssl-header h2 { font-size: 1.8em; margin-bottom: 8px; color: #333; font-weight: 700; }\n    .fs-ssl-header p { color: #666; font-size: 1.05em; }\n\n    .fs-ssl-form-card {\n        background: #fff; border: 1px solid #e2e8f0; border-radius: 12px;\n        padding: 32px; margin-bottom: 24px;\n    }\n    .fs-ssl-row { display: flex; gap: 20px; margin-bottom: 20px; }\n    .fs-ssl-row > div { flex: 1; }\n    .fs-ssl-label {\n        display: block; font-weight: 600; color: #333; margin-bottom: 6px; font-size: 0.95em;\n    }\n    .fs-ssl-hint { color: #888; font-size: 0.85em; margin-top: 4px; }\n    .fs-ssl-file-input {\n        width: 100%; padding: 10px 14px; border: 1px solid #d1d5db; border-radius: 8px;\n        font-size: 0.95em; background: #f9fafb; cursor: pointer;\n    }\n    .fs-ssl-file-input:hover { border-color: #197dc8; }\n    .fs-ssl-select {\n        width: 100%; padding: 10px 14px; border: 1px solid #d1d5db; border-radius: 8px;\n        font-size: 0.95em; background: #f9fafb; appearance: auto;\n    }\n    .fs-ssl-select:focus, .fs-ssl-file-input:focus {\n        outline: none; border-color: #197dc8; box-shadow: 0 0 0 3px rgba(25, 125, 200, 0.1);\n    }\n    .fs-ssl-text-input {\n        width: 100%; padding: 10px 14px; border: 1px solid #d1d5db; border-radius: 8px;\n        font-size: 0.95em; background: #f9fafb; box-sizing: border-box;\n    }\n    .fs-ssl-text-input:focus {\n        outline: none; border-color: #197dc8; box-shadow: 0 0 0 3px rgba(25, 125, 200, 0.1);\n    }\n    .fs-ssl-field { margin-bottom: 20px; }\n\n    .fs-ssl-btn {\n        display: inline-block; padding: 12px 32px; background: #197dc8; color: #fff !important;\n        border: none; border-radius: 8px; font-weight: 600; font-size: 1em;\n        cursor: pointer; transition: background 0.2s; text-decoration: none !important;\n    }\n    .fs-ssl-btn:hover { background: #1565a0; }\n    .fs-ssl-btn-center { text-align: center; margin-top: 8px; }\n\n    .fs-ssl-alert {\n        padding: 16px 20px; border-radius: 8px; margin-bottom: 24px;\n        display: flex; align-items: flex-start; gap: 12px;\n    }\n    .fs-ssl-alert-icon { flex-shrink: 0; width: 20px; height: 20px; margin-top: 1px; }\n    .fs-ssl-alert-success { background: #f0fdf4; border: 1px solid #bbf7d0; color: #166534; }\n    .fs-ssl-alert-error { background: #fef2f2; border: 1px solid #fecaca; color: #991b1b; }\n    .fs-ssl-alert-info { background: #eff6ff; border: 1px solid #bfdbfe; color: #1e40af; }\n\n\n    .fs-ssl-download-btn {\n        display: inline-block; padding: 10px 24px; background: #16a34a; color: #fff !important;\n        border-radius: 8px; font-weight: 600; font-size: 0.95em;\n        text-decoration: none !important; transition: background 0.2s; margin-top: 8px;\n    }\n    .fs-ssl-download-btn:hover { background: #15803d; }\n\n    .fs-ssl-formats { margin-top: 16px; }\n    .fs-ssl-formats-grid {\n        display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 16px;\n    }\n    .fs-ssl-format-card {\n        background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 16px;\n    }\n    .fs-ssl-format-card h4 {\n        font-size: 0.95em; color: #197dc8; margin: 0 0 4px; font-weight: 700;\n    }\n    .fs-ssl-format-card .fs-ssl-ext { font-size: 0.82em; color: #888; margin-bottom: 6px; }\n    .fs-ssl-format-card p { font-size: 0.88em; color: #555; margin: 0; line-height: 1.4; }\n\n    .fs-ssl-arrow {\n        display: flex; align-items: center; justify-content: center;\n        font-size: 1.5em; color: #197dc8; padding: 0 4px; flex-shrink: 0;\n    }\n\n\n    .fs-ssl-seo { margin-top: 48px; }\n    .fs-ssl-seo h3 { font-size: 1.25em; color: #333; margin-bottom: 8px; }\n    .fs-ssl-seo h4 { font-size: 1.05em; color: #333; margin: 20px 0 6px; }\n    .fs-ssl-seo p { color: #555; line-height: 1.6; font-size: 0.95em; }\n\n    .fs-ssl-toggle {\n        display: inline-flex; background: #f1f5f9; border-radius: 6px; padding: 3px; margin-bottom: 10px;\n    }\n    .fs-ssl-toggle label {\n        padding: 6px 14px; border-radius: 4px; font-size: 0.85em; font-weight: 500;\n        color: #666; cursor: pointer; transition: all 0.2s; user-select: none;\n    }\n    .fs-ssl-toggle input { display: none; }\n    .fs-ssl-toggle input:checked + label {\n        background: #197dc8; color: #fff; font-weight: 600;\n    }\n    .fs-ssl-textarea {\n        width: 100%; min-height: 120px; padding: 10px 14px; border: 1px solid #d1d5db; border-radius: 8px;\n        font-size: 0.9em; font-family: monospace; background: #f9fafb; resize: vertical; box-sizing: border-box;\n    }\n    .fs-ssl-textarea:focus {\n        outline: none; border-color: #197dc8; box-shadow: 0 0 0 3px rgba(25, 125, 200, 0.1);\n    }\n    .fs-ssl-hidden { display: none; }\n\n    @media (max-width: 700px) {\n        .fs-ssl-row { flex-direction: column; gap: 0; }\n        .fs-ssl-formats-grid { grid-template-columns: 1fr; }\n        .fs-ssl-form-card { padding: 20px 16px; }\n    }\n    <\/style>\n\n    <div class=\"fs-ssl-section\">\n        <div class=\"fs-ssl-header\">\n            <h2>SSL Converter<\/h2>\n            <p>Convertir les certificats SSL entre diff\u00e9rents formats<\/p>\n        <\/div>\n\n        \n        \n        <form method=\"post\" enctype=\"multipart\/form-data\" class=\"fs-ssl-form-card\">\n            <input type=\"hidden\" id=\"ssl_convert_nonce\" name=\"ssl_convert_nonce\" value=\"657e5c51e3\" \/><input type=\"hidden\" name=\"_wp_http_referer\" value=\"\/fr\/wp-json\/wp\/v2\/pages\/30217\" \/>            <input type=\"hidden\" name=\"input_mode\" id=\"fs-ssl-input-mode\" value=\"file\">\n\n            <div class=\"fs-ssl-field\">\n                <label class=\"fs-ssl-label\">Fichier de certificat (.crt)<\/label>\n                <div class=\"fs-ssl-toggle\">\n                    <input type=\"radio\" name=\"input_mode_toggle\" id=\"fs-ssl-mode-file\" value=\"file\" checked>\n                    <label for=\"fs-ssl-mode-file\">Fichier<\/label>\n                    <input type=\"radio\" name=\"input_mode_toggle\" id=\"fs-ssl-mode-text\" value=\"text\">\n                    <label for=\"fs-ssl-mode-text\">Coller le texte<\/label>\n                <\/div>\n                <div id=\"fs-ssl-cert-file-wrap\">\n                    <input type=\"file\" name=\"cert_file\" class=\"fs-ssl-file-input\" accept=\".pem,.crt,.cer,.key,.der,.p7b,.p7c,.pfx,.p12\">\n                <\/div>\n                <div id=\"fs-ssl-cert-text-wrap\" class=\"fs-ssl-hidden\">\n                    <textarea name=\"cert_text\" class=\"fs-ssl-textarea\" placeholder=\"-----BEGIN CERTIFICATE-----\\n...\\n-----END CERTIFICATE-----\"><\/textarea>\n                <\/div>\n                <div class=\"fs-ssl-hint\">S\u00e9lectionnez le fichier de certificat \u00e0 convertir.<\/div>\n            <\/div>\n\n            <div class=\"fs-ssl-row\">\n                <div>\n                    <label class=\"fs-ssl-label\">Format source<\/label>\n                    <select name=\"source_format\" class=\"fs-ssl-select\">\n                        <option value=\"auto\">Auto-d\u00e9tection<\/option>\n                        <option value=\"pem\">PEM (.pem, .crt, .cer, .key)<\/option>\n                        <option value=\"der\">DER (.der, .cer)<\/option>\n                        <option value=\"p7b\">P7B\/PKCS#7 (.p7b, .p7c)<\/option>\n                        <option value=\"pfx\">PFX\/PKCS#12 (.pfx, .p12)<\/option>\n                    <\/select>\n                <\/div>\n                <div class=\"fs-ssl-arrow\">&#8594;<\/div>\n                <div>\n                    <label class=\"fs-ssl-label\">Format cible<\/label>\n                    <select name=\"target_format\" class=\"fs-ssl-select\" id=\"fs-ssl-target\">\n                        <option value=\"pem\">PEM (.pem, .crt, .cer)<\/option>\n                        <option value=\"der\">DER (.der, .cer)<\/option>\n                        <option value=\"p7b\">P7B\/PKCS#7 (.p7b)<\/option>\n                        <option value=\"pfx\">PFX\/PKCS#12 (.pfx)<\/option>\n                    <\/select>\n                <\/div>\n            <\/div>\n\n            <div class=\"fs-ssl-field\" id=\"fs-ssl-field-key\">\n                <label class=\"fs-ssl-label\">Fichier de cl\u00e9 priv\u00e9e (optionnel)<\/label>\n                <div id=\"fs-ssl-key-file-wrap\">\n                    <input type=\"file\" name=\"key_file\" class=\"fs-ssl-file-input\" accept=\".pem,.key,.der\">\n                <\/div>\n                <div id=\"fs-ssl-key-text-wrap\" class=\"fs-ssl-hidden\">\n                    <textarea name=\"key_text\" class=\"fs-ssl-textarea\" placeholder=\"-----BEGIN PRIVATE KEY-----\\n...\\n-----END PRIVATE KEY-----\"><\/textarea>\n                <\/div>\n                <div class=\"fs-ssl-hint\">Requis pour la conversion en PFX\/PKCS#12.<\/div>\n            <\/div>\n\n            <div class=\"fs-ssl-field\" id=\"fs-ssl-field-chain1\">\n                <label class=\"fs-ssl-label\">Certificat de cha\u00eene 1 (optionnel)<\/label>\n                <div id=\"fs-ssl-chain-file-wrap\">\n                    <input type=\"file\" name=\"chain_file\" class=\"fs-ssl-file-input\" accept=\".pem,.crt,.cer,.p7b,.p7c\">\n                <\/div>\n                <div id=\"fs-ssl-chain-text-wrap\" class=\"fs-ssl-hidden\">\n                    <textarea name=\"chain_text\" class=\"fs-ssl-textarea\" placeholder=\"-----BEGIN CERTIFICATE-----\\n...\\n-----END CERTIFICATE-----\"><\/textarea>\n                <\/div>\n                <div class=\"fs-ssl-hint\">Certificat interm\u00e9diaire\/cha\u00eene pour les bundles PFX.<\/div>\n            <\/div>\n\n            <div class=\"fs-ssl-field\" id=\"fs-ssl-field-chain2\">\n                <label class=\"fs-ssl-label\">Certificat de cha\u00eene 2 (optionnel)<\/label>\n                <div id=\"fs-ssl-chain2-file-wrap\">\n                    <input type=\"file\" name=\"chain_file2\" class=\"fs-ssl-file-input\" accept=\".pem,.crt,.cer,.p7b,.p7c\">\n                <\/div>\n                <div id=\"fs-ssl-chain2-text-wrap\" class=\"fs-ssl-hidden\">\n                    <textarea name=\"chain2_text\" class=\"fs-ssl-textarea\" placeholder=\"-----BEGIN CERTIFICATE-----\\n...\\n-----END CERTIFICATE-----\"><\/textarea>\n                <\/div>\n                <div class=\"fs-ssl-hint\">Certificat de cha\u00eene\/racine suppl\u00e9mentaire.<\/div>\n            <\/div>\n\n            <div class=\"fs-ssl-field\" id=\"fs-ssl-field-pfx\">\n                <label class=\"fs-ssl-label\">Mot de passe PFX<\/label>\n                <input type=\"password\" name=\"pfx_password\" class=\"fs-ssl-text-input\" autocomplete=\"off\">\n                <div class=\"fs-ssl-hint\">Mot de passe pour d\u00e9chiffrer un fichier PFX ou pour chiffrer le nouveau fichier PFX.<\/div>\n            <\/div>\n\n            <div class=\"fs-ssl-btn-center\">\n                <button type=\"submit\" class=\"fs-ssl-btn\">\n                    <svg style=\"width:16px;height:16px;vertical-align:middle;margin-right:6px;margin-top:-2px;\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\"><polyline points=\"16 3 21 3 21 8\"\/><line x1=\"4\" y1=\"20\" x2=\"21\" y2=\"3\"\/><polyline points=\"21 16 21 21 16 21\"\/><line x1=\"15\" y1=\"15\" x2=\"21\" y2=\"21\"\/><line x1=\"4\" y1=\"4\" x2=\"9\" y2=\"9\"\/><\/svg>\n                    Convertir le certificat                <\/button>\n            <\/div>\n        <\/form>\n\n        <script>\n        (function(){\n            var modeFile = document.getElementById('fs-ssl-mode-file');\n            var modeText = document.getElementById('fs-ssl-mode-text');\n            var hidden = document.getElementById('fs-ssl-input-mode');\n            var srcFmt = document.querySelector('select[name=\"source_format\"]');\n            var tgtFmt = document.getElementById('fs-ssl-target');\n            var keyField = document.getElementById('fs-ssl-field-key');\n            var chain1Field = document.getElementById('fs-ssl-field-chain1');\n            var chain2Field = document.getElementById('fs-ssl-field-chain2');\n            var pfxField = document.getElementById('fs-ssl-field-pfx');\n            var pairs = [\n                ['fs-ssl-cert-file-wrap','fs-ssl-cert-text-wrap'],\n                ['fs-ssl-key-file-wrap','fs-ssl-key-text-wrap'],\n                ['fs-ssl-chain-file-wrap','fs-ssl-chain-text-wrap'],\n                ['fs-ssl-chain2-file-wrap','fs-ssl-chain2-text-wrap']\n            ];\n\n            function toggleMode(mode) {\n                hidden.value = mode;\n                pairs.forEach(function(p){\n                    document.getElementById(p[0]).className = mode === 'file' ? '' : 'fs-ssl-hidden';\n                    document.getElementById(p[1]).className = mode === 'text' ? '' : 'fs-ssl-hidden';\n                });\n            }\n\n            function updateFields() {\n                var src = srcFmt.value;\n                var tgt = tgtFmt.value;\n                \/\/ Key: show when target is PFX (and source is not PFX)\n                var needKey = (tgt === 'pfx' && src !== 'pfx');\n                keyField.style.display = needKey ? '' : 'none';\n                \/\/ Chain: show when target is PFX or P7B, or source is PEM\/P7B and target is not DER\n                var needChain = (tgt === 'pfx' || tgt === 'p7b' || (src !== 'pfx' && src !== 'der' && tgt !== 'der'));\n                chain1Field.style.display = needChain ? '' : 'none';\n                chain2Field.style.display = needChain ? '' : 'none';\n                \/\/ PFX Password: show when source OR target is PFX\n                var needPfx = (src === 'pfx' || tgt === 'pfx');\n                pfxField.style.display = needPfx ? '' : 'none';\n                \/\/ Text mode: only for PEM source (DER\/PFX are binary)\n                var textToggle = document.querySelector('.fs-ssl-toggle');\n                if (src === 'der' || src === 'pfx') {\n                    textToggle.style.display = 'none';\n                    if (hidden.value === 'text') { modeFile.checked = true; toggleMode('file'); }\n                } else {\n                    textToggle.style.display = '';\n                }\n            }\n\n            modeFile.addEventListener('change', function(){ toggleMode('file'); });\n            modeText.addEventListener('change', function(){ toggleMode('text'); });\n            srcFmt.addEventListener('change', updateFields);\n            tgtFmt.addEventListener('change', updateFields);\n            updateFields();\n        })();\n        <\/script>\n\n        <div class=\"fs-ssl-formats\">\n            <div class=\"fs-ssl-formats-grid\">\n                <div class=\"fs-ssl-format-card\">\n                    <h4>PEM<\/h4>\n                    <div class=\"fs-ssl-ext\">.pem, .crt, .cer, .key<\/div>\n                    <p>Format ASCII encod\u00e9 en Base64. Standard pour Apache, Nginx et la plupart des serveurs Linux\/Unix.<\/p>\n                <\/div>\n                <div class=\"fs-ssl-format-card\">\n                    <h4>DER<\/h4>\n                    <div class=\"fs-ssl-ext\">.der, .cer<\/div>\n                    <p>Format binaire du certificat. Couramment utilis\u00e9 avec les plateformes Java comme Tomcat.<\/p>\n                <\/div>\n                <div class=\"fs-ssl-format-card\">\n                    <h4>P7B \/ PKCS#7<\/h4>\n                    <div class=\"fs-ssl-ext\">.p7b, .p7c<\/div>\n                    <p>Contient les certificats et la cha\u00eene, mais pas de cl\u00e9 priv\u00e9e. Utilis\u00e9 par Windows et Java Tomcat.<\/p>\n                <\/div>\n                <div class=\"fs-ssl-format-card\">\n                    <h4>PFX \/ PKCS#12<\/h4>\n                    <div class=\"fs-ssl-ext\">.pfx, .p12<\/div>\n                    <p>Bundle binaire avec certificat, cha\u00eene et cl\u00e9 priv\u00e9e dans un fichier prot\u00e9g\u00e9 par mot de passe. Standard pour Windows\/IIS.<\/p>\n                <\/div>\n            <\/div>\n        <\/div>\n\n        <div class=\"fs-ssl-seo\">\n            <h3>Qu&#039;est-ce qu&#039;un SSL Converter ?<\/h3>\n            <p>Un SSL Converter convertit les certificats SSL entre diff\u00e9rents formats. Diff\u00e9rents serveurs web et plateformes n\u00e9cessitent des formats de certificat diff\u00e9rents. Notre outil convertit entre PEM, DER, P7B\/PKCS#7 et PFX\/PKCS#12.<\/p>\n            <h4>Quels formats existent ?<\/h4>\n            <p><strong>PEM<\/strong> (.pem, .crt, .cer, .key) \u2014 Encod\u00e9 en Base64, utilis\u00e9 par Apache, Nginx et la plupart des serveurs Linux. <strong>DER<\/strong> (.der, .cer) \u2014 Format binaire, courant avec les plateformes Java. <strong>P7B\/PKCS#7<\/strong> (.p7b, .p7c) \u2014 Contient les certificats et la cha\u00eene, mais pas la cl\u00e9 priv\u00e9e. <strong>PFX\/PKCS#12<\/strong> (.pfx, .p12) \u2014 Bundle binaire avec certificat, cha\u00eene et cl\u00e9 priv\u00e9e, utilis\u00e9 par Windows\/IIS.<\/p>\n            <h4>Quand ai-je besoin d&#039;une conversion ?<\/h4>\n            <p>Lors de la migration d&#039;un certificat SSL d&#039;un serveur \u00e0 un autre qui attend un format diff\u00e9rent. Par exemple : d&#039;Apache (PEM) \u00e0 IIS (PFX) ou de Tomcat (P7B) \u00e0 Nginx (PEM).<\/p>\n        <\/div>\n    <\/div>\n    \n","protected":false},"excerpt":{"rendered":"Tous les outilsWHOISDomain CheckMail CheckHosting CheckSSL ConverterDNS Catcher SSL Converter Convertir les certificats SSL entre diff\u00e9rents formats Fichier de certificat (.crt) Fichier Coller le texte S\u00e9lectionnez le fichier de certificat \u00e0 convertir. Format source Auto-d\u00e9tection PEM (.pem, .crt, .cer, .key) DER (.der, .cer) P7B\/PKCS#7 (.p7b, .p7c) PFX\/PKCS#12 (.pfx, .p12) &#8594; Format cible PEM (.pem, .crt, [...]","protected":false},"author":1,"featured_media":0,"parent":30147,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_relevanssi_hide_post":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"","_relevanssi_noindex_reason":"","footnotes":""},"class_list":["post-30217","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.1 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>SSL Converter - FireStorm ISP<\/title>\n<meta name=\"description\" content=\"SSL Converter : convertissez des certificats SSL entre les formats PEM, DER, PFX et P7B. 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