{"id":44595,"date":"2024-11-12T09:30:21","date_gmt":"2024-11-12T08:30:21","guid":{"rendered":"https:\/\/we.secupay.com\/?p=44595"},"modified":"2026-10-19T12:20:31","modified_gmt":"2026-10-19T12:20:31","slug":"2-factor-authentication","status":"publish","type":"glossar","link":"https:\/\/secupay.com\/en\/knowledge-hub\/glossar\/2-faktor-authentifizierung\/","title":{"rendered":"2-factor authentication"},"content":{"rendered":"<p class=\"wp-block-paragraph\">2-factor authentication  or 2FA for short: Two-tier security method for protecting bank, card, or customer accounts from unauthorized access. The 2FA process combines at least two independent factors to verify identity, namely<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Knowledge factor, e.g. passwords, PINs or answers to secret questions.<\/li>\n\n\n\n<li>Possession factor: for example, smartphone, smartwatch, card, token. Possession factor: for example, smartphone, smartwatch, card, <strong><em>Possession factor: for example, smartphone, smartwatch, card, token.<\/em><\/strong>.<\/li>\n\n\n\n<li>Biometrics factor: for example, fingerprints, facial recognition, iris scan, signature.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">To perform a successful 2FA, users must therefore legitimize themselves twice. Example: Entering a password (knowledge) plus confirmation SMS on a registered cell phone (possession).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"featured_media":34572,"template":"","meta":{"_acf_changed":false,"_acf":"","inline_featured_image":false},"buchstabe":[128],"class_list":["post-44595","glossar","type-glossar","status-publish","has-post-thumbnail","hentry","buchstabe-0-9"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.7 (Yoast SEO v28.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>2-Faktor-Authentifizierung | Glossar<\/title>\n<meta name=\"description\" content=\"2-Faktor-Authentifizierung, kurz 2FA: Zweistufige Sicherheitsmethode zum Schutz von Bank-, Karten- oder Kundenkonten vor unbefugtem Zugriff.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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