{"id":10360,"date":"2025-08-06T17:35:35","date_gmt":"2025-08-06T15:35:35","guid":{"rendered":"https:\/\/paynopain.com\/glosario\/autenticacion\/"},"modified":"2026-01-20T15:58:44","modified_gmt":"2026-01-20T14:58:44","slug":"autenticacao","status":"publish","type":"glosario","link":"https:\/\/paynopain.com\/pt-pt\/glossario\/autenticacao\/","title":{"rendered":"Autentica\u00e7\u00e3o"},"content":{"rendered":"<h2 data-start=\"1169\" data-end=\"1198\">O que \u00e9 a Autentica\u00e7\u00e3o?<\/h2>\n<p data-start=\"1199\" data-end=\"1475\">A <strong>autentica\u00e7\u00e3o<\/strong> \u00e9 o processo baseado na <strong>verifica\u00e7\u00e3o da identidade do utilizador<\/strong>. \u00c9 realizada para garantir que a pessoa \u00e9 realmente quem afirma ser, assegurando assim a seguran\u00e7a de uma a\u00e7\u00e3o espec\u00edfica, como aceder a um dispositivo, iniciar sess\u00e3o ou confirmar uma transa\u00e7\u00e3o.<\/p>\n<h2 data-start=\"1477\" data-end=\"1504\">Tipos de Autentica\u00e7\u00e3o<\/h2>\n<ul data-start=\"1505\" data-end=\"1895\">\n<li data-start=\"1505\" data-end=\"1624\">\n<p data-start=\"1507\" data-end=\"1624\"><strong data-start=\"1507\" data-end=\"1548\">Autentica\u00e7\u00e3o de um \u00fanico fator (SFA):<\/strong> utiliza apenas um m\u00e9todo de verifica\u00e7\u00e3o (por exemplo, uma palavra-passe).<\/p>\n<\/li>\n<li data-start=\"1625\" data-end=\"1745\">\n<p data-start=\"1627\" data-end=\"1745\"><strong data-start=\"1627\" data-end=\"1671\">Autentica\u00e7\u00e3o de m\u00faltiplos fatores (MFA):<\/strong> combina dois ou mais m\u00e9todos (por exemplo, palavra-passe + c\u00f3digo SMS).<\/p>\n<\/li>\n<li data-start=\"1746\" data-end=\"1895\">\n<p data-start=\"1748\" data-end=\"1895\"><strong data-start=\"1748\" data-end=\"1788\">Autentica\u00e7\u00e3o Forte de Cliente (SCA):<\/strong> requisito regulamentar na UE que exige pelo menos dois fatores de autentica\u00e7\u00e3o para pagamentos digitais.<\/p>\n<\/li>\n<\/ul>\n<h2 data-start=\"1897\" data-end=\"1945\">Autentica\u00e7\u00e3o em Pagamentos Digitais (PSD2)<\/h2>\n<p data-start=\"1946\" data-end=\"2205\">No \u00e2mbito dos pagamentos digitais, a norma <strong><a href=\"https:\/\/paynopain.com\/pt-pt\/glossario\/psd2\/\">PSD2<\/a> (Payment Services Directive 2)<\/strong> estabelece requisitos de seguran\u00e7a mais rigorosos para proteger os utilizadores e reduzir a fraude online. Uma das medidas principais \u00e9 a <strong data-start=\"2163\" data-end=\"2202\">Autentica\u00e7\u00e3o Forte de Cliente (<a href=\"https:\/\/paynopain.com\/pt-pt\/glossario\/sca-o-autenticacion-reforzada\/\">SCA<\/a>)<\/strong>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Em que consiste o processo de autentica\u00e7\u00e3o?<br \/>\nO processo de autentica\u00e7\u00e3o baseia-se na verifica\u00e7\u00e3o da identidade de um utilizador para garantir que \u00e9 realmente quem diz ser e proteger a\u00e7\u00f5es como iniciar sess\u00e3o, aceder a um dispositivo ou confirmar uma transa\u00e7\u00e3o.<\/p>\n","protected":false},"featured_media":8638,"template":"","meta":{"_acf_changed":false},"class_list":["post-10360","glosario","type-glosario","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Autentica\u00e7\u00e3o - PaynoPain<\/title>\n<meta name=\"description\" content=\"Descobre como o processo de autentica\u00e7\u00e3o garante a seguran\u00e7a ao verificar a identidade de um utilizador antes de realizar uma transa\u00e7\u00e3o.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/paynopain.com\/pt-pt\/glossario\/autenticacao\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Autentica\u00e7\u00e3o - 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