{"id":239,"date":"2026-06-02T18:21:34","date_gmt":"2026-06-02T16:21:34","guid":{"rendered":"https:\/\/tecnologia.villanett.com\/?post_type=glossary&#038;p=239"},"modified":"2026-06-03T18:22:05","modified_gmt":"2026-06-03T16:22:05","slug":"csd","status":"publish","type":"glossary","link":"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/csd\/","title":{"rendered":"CSD"},"content":{"rendered":"<p data-start=\"0\" data-end=\"51\"><strong data-start=\"0\" data-end=\"7\"><a class=\"glossaryLink\"  href=\"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/csd\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'  tabindex='0' role='link'>CSD<\/a><\/strong> significa <strong data-start=\"18\" data-end=\"50\">Certificado de Sello Digital<\/strong>.<\/p>\n<p data-start=\"53\" data-end=\"242\">Es un archivo electr&oacute;nico emitido por el <span class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"><span class=\"whitespace-normal\">Servicio de Administraci&oacute;n Tributaria<\/span><\/span> que permite a personas f&iacute;sicas y empresas <strong data-start=\"174\" data-end=\"230\">firmar digitalmente los <a class=\"glossaryLink\" href=\"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/cfdi\/\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">CFDI<\/a> (facturas electr&oacute;nicas)<\/strong> que emiten.<\/p>\n<h3 data-section-id=\"1pq745u\" data-start=\"244\" data-end=\"264\">&iquest;Para qu&eacute; sirve?<\/h3>\n<ul data-start=\"265\" data-end=\"432\">\n<li data-section-id=\"1f7am4o\" data-start=\"265\" data-end=\"303\">Emitir facturas electr&oacute;nicas (<a class=\"glossaryLink\" href=\"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/cfdi\/\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">CFDI<\/a>).<\/li>\n<li data-section-id=\"1p71zj8\" data-start=\"304\" data-end=\"349\">Garantizar la autenticidad del comprobante.<\/li>\n<li data-section-id=\"8yyx8m\" data-start=\"350\" data-end=\"398\">Asegurar que la factura no ha sido modificada.<\/li>\n<li data-section-id=\"19ffg2t\" data-start=\"399\" data-end=\"432\">Identificar al emisor del <a class=\"glossaryLink\" href=\"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/cfdi\/\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">CFDI<\/a>.<\/li>\n<\/ul>\n<h3 data-section-id=\"1q1x1s8\" data-start=\"434\" data-end=\"466\">Archivos que componen un <a class=\"glossaryLink\"  href=\"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/csd\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'  tabindex='0' role='link'>CSD<\/a><\/h3>\n<p data-start=\"467\" data-end=\"505\">Al tramitarlo, normalmente se generan:<\/p>\n<ul data-start=\"506\" data-end=\"601\">\n<li data-section-id=\"11i50e3\" data-start=\"506\" data-end=\"539\"><strong data-start=\"508\" data-end=\"516\">.cer<\/strong> &rarr; Certificado digital.<\/li>\n<li data-section-id=\"fxj412\" data-start=\"540\" data-end=\"567\"><strong data-start=\"542\" data-end=\"550\">.key<\/strong> &rarr; Llave privada.<\/li>\n<li data-section-id=\"62njj6\" data-start=\"568\" data-end=\"601\">Contrase&ntilde;a de la llave privada.<\/li>\n<\/ul>\n<h3 data-section-id=\"qhfs8z\" data-start=\"603\" data-end=\"622\">&iquest;C&oacute;mo funciona?<\/h3>\n<p data-start=\"623\" data-end=\"660\">Cuando una empresa emite una factura:<\/p>\n<ol data-start=\"661\" data-end=\"814\">\n<li data-section-id=\"1f6y7ah\" data-start=\"661\" data-end=\"704\">Utiliza su Certificado de Sello Digital.<\/li>\n<li data-section-id=\"oy07qn\" data-start=\"705\" data-end=\"739\">Firma electr&oacute;nicamente el <a class=\"glossaryLink\" href=\"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/cfdi\/\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">CFDI<\/a>.<\/li>\n<li data-section-id=\"1j201pm\" data-start=\"740\" data-end=\"814\">El sistema valida que la factura proviene del contribuyente autorizado.<\/li>\n<\/ol>\n<h3 data-section-id=\"usey2t\" data-start=\"816\" data-end=\"850\">Diferencia entre <a class=\"glossaryLink\"  href=\"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/csd\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'  tabindex='0' role='link'>CSD<\/a> y e.firma<\/h3>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"852\" data-end=\"1108\">\n<thead data-start=\"852\" data-end=\"869\">\n<tr data-start=\"852\" data-end=\"869\">\n<th class=\"last:pe-10\" data-start=\"852\" data-end=\"858\" data-col-size=\"sm\"><a class=\"glossaryLink\"  href=\"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/csd\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'  tabindex='0' role='link'>CSD<\/a><\/th>\n<th class=\"last:pe-10\" data-start=\"858\" data-end=\"869\" data-col-size=\"md\">e.firma<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"889\" data-end=\"1108\">\n<tr data-start=\"889\" data-end=\"953\">\n<td data-start=\"889\" data-end=\"916\" data-col-size=\"sm\">Se utiliza para facturar<\/td>\n<td data-col-size=\"md\" data-start=\"916\" data-end=\"953\">Se utiliza para tr&aacute;mites fiscales<\/td>\n<\/tr>\n<tr data-start=\"954\" data-end=\"1010\">\n<td data-start=\"954\" data-end=\"967\" data-col-size=\"sm\">Firma <a class=\"glossaryLink\" href=\"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/cfdi\/\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">CFDI<\/a><\/td>\n<td data-col-size=\"md\" data-start=\"967\" data-end=\"1010\">Firma documentos y tr&aacute;mites ante el SAT<\/td>\n<\/tr>\n<tr data-start=\"1011\" data-end=\"1108\">\n<td data-start=\"1011\" data-end=\"1050\" data-col-size=\"sm\">Puede haber varios por contribuyente<\/td>\n<td data-col-size=\"md\" data-start=\"1050\" data-end=\"1108\">Generalmente existe una sola e.firma por contribuyente<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<h3 data-section-id=\"ghdlj7\" data-start=\"1110\" data-end=\"1130\">Ejemplo pr&aacute;ctico<\/h3>\n<p data-start=\"1131\" data-end=\"1177\">Una empresa emite una factura por $20,000 MXN.<\/p>\n<p data-start=\"1179\" data-end=\"1221\">Para que esa factura tenga validez fiscal:<\/p>\n<ul data-start=\"1222\" data-end=\"1330\">\n<li data-section-id=\"kfkma2\" data-start=\"1222\" data-end=\"1249\">Debe firmarse con el <a class=\"glossaryLink\"  href=\"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/csd\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'  tabindex='0' role='link'>CSD<\/a>.<\/li>\n<li data-section-id=\"2ym517\" data-start=\"1250\" data-end=\"1330\">Despu&eacute;s puede ser timbrada por un PAC (Proveedor Autorizado de Certificaci&oacute;n).<\/li>\n<\/ul>\n<h3 data-section-id=\"fnl5kv\" data-start=\"1332\" data-end=\"1347\">Importancia<\/h3>\n<p data-start=\"1348\" data-end=\"1367\">Sin un <a class=\"glossaryLink\"  href=\"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/csd\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'  tabindex='0' role='link'>CSD<\/a> vigente:<\/p>\n<ul data-start=\"1368\" data-end=\"1449\">\n<li data-section-id=\"mh9j1u\" data-start=\"1368\" data-end=\"1403\">No se pueden emitir <a class=\"glossaryLink\" href=\"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/cfdi\/\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">CFDI<\/a> v&aacute;lidos.<\/li>\n<li data-section-id=\"1l4stcl\" data-start=\"1404\" data-end=\"1449\">La facturaci&oacute;n electr&oacute;nica queda bloqueada.<\/li>\n<\/ul>\n<h3 data-section-id=\"18tonge\" data-start=\"1451\" data-end=\"1463\">Vigencia<\/h3>\n<p data-start=\"1464\" data-end=\"1583\">Los Certificados de Sello Digital tienen una vigencia determinada por el SAT y deben renovarse antes de su vencimiento.<\/p>\n<p data-start=\"1585\" data-end=\"1677\">Puedes consultar informaci&oacute;n oficial en el portal del <span class=\"\" data-state=\"closed\"><a class=\"decorated-link\" href=\"https:\/\/www.sat.gob.mx?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noopener\">SAT M&eacute;xico<\/a><\/span>.<\/p>\n<p data-start=\"1679\" data-end=\"1849\" data-is-last-node=\"\" data-is-only-node=\"\">En resumen, <strong data-start=\"1691\" data-end=\"1848\">el <a class=\"glossaryLink\"  href=\"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/csd\/\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'  tabindex='0' role='link'>CSD<\/a> (Certificado de Sello Digital) es el certificado electr&oacute;nico que permite firmar y emitir facturas electr&oacute;nicas (<a class=\"glossaryLink\" href=\"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/cfdi\/\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">CFDI<\/a>) con validez fiscal en M&eacute;xico<\/strong>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p><a class=\"glossaryLink\" href=\"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/csd\/\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">CSD<\/a> significa Certificado de Sello Digital. Es un archivo electr&oacute;nico emitido por el Servicio de Administraci&oacute;n Tributaria que permite a personas f&iacute;sicas y empresas firmar digitalmente los <a class=\"glossaryLink\" href=\"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/cfdi\/\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">CFDI<\/a> (facturas electr&oacute;nicas) que emiten. &iquest;Para qu&eacute; sirve? Emitir facturas electr&oacute;nicas (<a class=\"glossaryLink\" href=\"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/cfdi\/\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">CFDI<\/a>). Garantizar la autenticidad del comprobante. Asegurar que la factura no ha sido modificada. Identificar al emisor &hellip; <a href=\"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/csd\/\" class=\"more-link\">Seguir leyendo <span class=\"screen-reader-text\"><a class=\"glossaryLink\" href=\"https:\/\/tecnologia.villanett.com\/index.php\/glosario\/csd\/\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">CSD<\/a><\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"menu_order":0,"template":"","meta":{"footnotes":""},"class_list":["post-239","glossary","type-glossary","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/tecnologia.villanett.com\/index.php\/wp-json\/wp\/v2\/glossary\/239","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tecnologia.villanett.com\/index.php\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/tecnologia.villanett.com\/index.php\/wp-json\/wp\/v2\/types\/glossary"}],"author":[{"embeddable":true,"href":"https:\/\/tecnologia.villanett.com\/index.php\/wp-json\/wp\/v2\/users\/2"}],"version-history":[{"count":2,"href":"https:\/\/tecnologia.villanett.com\/index.php\/wp-json\/wp\/v2\/glossary\/239\/revisions"}],"predecessor-version":[{"id":241,"href":"https:\/\/tecnologia.villanett.com\/index.php\/wp-json\/wp\/v2\/glossary\/239\/revisions\/241"}],"wp:attachment":[{"href":"https:\/\/tecnologia.villanett.com\/index.php\/wp-json\/wp\/v2\/media?parent=239"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}