{"id":2783,"date":"2017-08-21T14:47:21","date_gmt":"2017-08-21T14:47:21","guid":{"rendered":"https:\/\/answers.gurussolutions.com\/answers\/comment-fonctionnent-les-lecteurs-de-cartes-a-bande-magnetique-et-quelles-donnees-enregistrent-ils\/"},"modified":"2026-07-28T18:25:12","modified_gmt":"2026-07-28T18:25:12","slug":"comment-fonctionnent-les-lecteurs-de-cartes-a-bande-magnetique-et-quelles-donnees-enregistrent-ils","status":"publish","type":"qa_entry","link":"https:\/\/answers.gurussolutions.com\/fr\/answers\/comment-fonctionnent-les-lecteurs-de-cartes-a-bande-magnetique-et-quelles-donnees-enregistrent-ils\/","title":{"rendered":"Comment fonctionnent les lecteurs de cartes \u00e0 bande magn\u00e9tique et quelles donn\u00e9es enregistrent-ils ?"},"content":{"rendered":"","protected":false},"template":"","meta":{"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kadence_starter_templates_imported_post":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","ga_subtitle":"Cet article d\u00e9taille les donn\u00e9es captur\u00e9es par les lecteurs de cartes \u00e0 bande magn\u00e9tique, en mettant l'accent sur le contenu de la piste 1 pour le traitement des paiements.","ga_short_answer":"Les lecteurs de cartes \u00e0 bande magn\u00e9tique, tels que les lecteurs USB, lisent g\u00e9n\u00e9ralement les donn\u00e9es des pistes 1 et 2 d\u2019une carte de cr\u00e9dit. La piste 1, format B, contient des informations essentielles, notamment le num\u00e9ro de compte principal (PAN), le nom du titulaire, la date d\u2019expiration et le code de service, indispensables au traitement des transactions.","ga_scenario":"Les organisations utilisant des syst\u00e8mes de point de vente (POS) ou d\u2019autres applications n\u00e9cessitant la saisie de donn\u00e9es de cartes bancaires doivent souvent comprendre les sp\u00e9cifications techniques des lecteurs de cartes \u00e0 bande magn\u00e9tique. Cela implique notamment de savoir quelles pistes de donn\u00e9es sont lues et quel contenu sp\u00e9cifique y est encod\u00e9, afin de garantir une int\u00e9gration et un traitement des donn\u00e9es corrects.","ga_solution":"Les lecteurs de cartes \u00e0 bande magn\u00e9tique lisent g\u00e9n\u00e9ralement les donn\u00e9es des pistes 1 et 2. Le contenu de la piste 1, plus pr\u00e9cis\u00e9ment le format B, est structur\u00e9 comme suit :\n\nSentinelle de d\u00e9but \u2014 un caract\u00e8re (g\u00e9n\u00e9ralement \u00ab % \u00bb)\n\nCode de format \u00ab B \u00bb \u2014 un caract\u00e8re (lettre uniquement)\n\nNum\u00e9ro de compte principal (PAN) \u2014 jusqu\u2019\u00e0 19 caract\u00e8res. Il correspond g\u00e9n\u00e9ralement, mais pas toujours, au num\u00e9ro de carte de cr\u00e9dit imprim\u00e9 au recto de la carte.\n\nS\u00e9parateur de champs \u2014 un caract\u00e8re (g\u00e9n\u00e9ralement \u00ab ^ \u00bb)\n\nNom \u2014 de deux \u00e0 26 caract\u00e8res\n\nDate d\u2019expiration \u2014 quatre caract\u00e8res au format AAMM.\n\nCode de service \u2014 trois caract\u00e8res\n\nDonn\u00e9es facultatives \u2014 peuvent inclure l\u2019indicateur de cl\u00e9 de v\u00e9rification du code PIN (PVKI, 1 caract\u00e8re), la valeur de v\u00e9rification du code PIN (PVV, 4 caract\u00e8res), la valeur de v\u00e9rification de la carte ou le code de v\u00e9rification de la carte (CVV ou CVC, 3 caract\u00e8res)\n\nSentinelle de fin \u2014 un caract\u00e8re (g\u00e9n\u00e9ralement \u00ab ? \u00bb)\n\nContr\u00f4le de redondance longitudinale (LRC) \u2014 il s\u2019agit d\u2019un caract\u00e8re et d\u2019un caract\u00e8re de validit\u00e9 calcul\u00e9s \u00e0 partir d\u2019autres donn\u00e9es pr\u00e9sentes sur la piste.","ga_source_author":"","ga_source_author_email":"","ga_date_original":"2017-08-21T10:47:21-04:00","ga_date_verified":"2026-07-05","ga_source_subject":"Credit Card mag strip readers","ga_ans_id":"ANS-1044","ga_publish_decision":"publish","ga_staleness_risk":"high","ga_review_priority":"verify_soon","ga_tier2_verdict":"still_accurate","ga_tier2_concerns":"","ga_final_category":"Web Services & Integrations","footnotes":""},"ga_category":[102,28,102],"ga_audience":[30],"ga_difficulty":[93],"class_list":["post-2783","qa_entry","type-qa_entry","status-publish","hentry","ga_category-services-web-et-integrations","ga_category-web-services-integrations","ga_audience-it-integration-team","ga_difficulty-debutant"],"taxonomy_info":{"ga_category":[{"value":102,"label":"Services Web et int\u00e9grations"},{"value":28,"label":"Web Services & Integrations"},{"value":102,"label":"Services Web et int\u00e9grations"}],"ga_audience":[{"value":30,"label":"IT\/integration team"}],"ga_difficulty":[{"value":93,"label":"D\u00e9butant"}]},"featured_image_src_large":[],"author_info":[],"comment_info":"","_links":{"self":[{"href":"https:\/\/answers.gurussolutions.com\/fr\/wp-json\/wp\/v2\/qa_entry\/2783","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/answers.gurussolutions.com\/fr\/wp-json\/wp\/v2\/qa_entry"}],"about":[{"href":"https:\/\/answers.gurussolutions.com\/fr\/wp-json\/wp\/v2\/types\/qa_entry"}],"version-history":[{"count":1,"href":"https:\/\/answers.gurussolutions.com\/fr\/wp-json\/wp\/v2\/qa_entry\/2783\/revisions"}],"predecessor-version":[{"id":4703,"href":"https:\/\/answers.gurussolutions.com\/fr\/wp-json\/wp\/v2\/qa_entry\/2783\/revisions\/4703"}],"wp:attachment":[{"href":"https:\/\/answers.gurussolutions.com\/fr\/wp-json\/wp\/v2\/media?parent=2783"}],"wp:term":[{"taxonomy":"ga_category","embeddable":true,"href":"https:\/\/answers.gurussolutions.com\/fr\/wp-json\/wp\/v2\/ga_category?post=2783"},{"taxonomy":"ga_audience","embeddable":true,"href":"https:\/\/answers.gurussolutions.com\/fr\/wp-json\/wp\/v2\/ga_audience?post=2783"},{"taxonomy":"ga_difficulty","embeddable":true,"href":"https:\/\/answers.gurussolutions.com\/fr\/wp-json\/wp\/v2\/ga_difficulty?post=2783"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}