{"id":2612,"date":"2020-01-18T13:34:19","date_gmt":"2020-01-18T19:34:19","guid":{"rendered":"https:\/\/uvp.mx\/uvpblog\/?p=2612"},"modified":"2023-07-01T11:03:45","modified_gmt":"2023-07-01T17:03:45","slug":"nfc-near-field-communication","status":"publish","type":"post","link":"https:\/\/uvp.mx\/uvpblog\/nfc-near-field-communication\/","title":{"rendered":"NFC: Near-Field Communication"},"content":{"rendered":"<h6 style=\"text-align: right;\"><em>Adri\u00e1n Vargas Barrios, Kali-gaus \/\u00a0<\/em><em>Coordinaci\u00f3n de\u00a0Ingenier\u00eda En Sistemas y Tecnolog\u00edas de la Informaci\u00f3n \/\u00a0Art\u00edculo realizado espec\u00edficamente con fines educativos<\/em><\/h6>\n<h5 style=\"text-align: right;\">&#8220;Dale un arma a un hombre y podr\u00e1 robar un banco, dale un banco a un hombre y podr\u00e1 robarle al mundo.&#8221;<\/h5>\n<p>&nbsp;<\/p>\n<p>Como bien se sabe, las entidades financieras invierten enormes cantidades de dinero para la seguridad de sus finanzas. En los \u00faltimos a\u00f1os se inici\u00f3 una mala racha para bancos, \u00a0puesto que la comunidad de Hacking ha aumentado deliberadamente en los \u00faltimos a\u00f1os y con ello los ataques a bancos desde DDOS (Denial Of Service), uso de Skimmers\u00a0 (Hardware para clonar tarjetas bancarias) en restaurantes, gasolineras e incluso en los ATM\u2019s (Automated Teller Machine, es decir cajero autom\u00e1tico), intrusi\u00f3n al software directo de la empresa, hasta complicidad de los empleados de los mismos bancos.<\/p>\n<p>Las entidades financieras se encargan del asunto en cada caso mencionado, sin embargo, existe una vulnerabilidad bastante considerable que a\u00fan falta resolver, y que se explota mediante el uso del famoso NFC (Near-Field Communication), el cual es utilizado para la realizaci\u00f3n de pagos y para la transferencia de datos de manera r\u00e1pida a trav\u00e9s de famosas plataformas como: Samsung Pay, Apple Pay entre otras.<\/p>\n<p>Hoy en d\u00eda los pagos con tarjeta sin contacto f\u00edsico y con la terminal, est\u00e1n aumentando de popularidad, lo que\u00a0 nos lleva a la capacidad de pagar al sostener el dispositivo sobre un lector NFC, al igual que el uso de chips con NFC integrados en tarjetas bancarias, tarjetas de identificaci\u00f3n, pasaportes o pases de empleado.<\/p>\n<p>NFC es un m\u00e9todo relativamente seguro para la validaci\u00f3n de pagos debido a que se lleva a cabo un cifrado, la distancia funcional debe ser de 10 cm de distancia como m\u00e1ximo entre el cliente y el lector, sin embargo, esto puede ser expuesto gracias al NFC SPOOF.<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-2614\" src=\"https:\/\/uvp.mx\/uvpblog\/wp-content\/uploads\/2020\/01\/cashless-GettyImages-1127489052-1024x683.jpg\" alt=\"NFC (Near-Field Communication)\" width=\"800\" height=\"533\" srcset=\"https:\/\/uvp.mx\/uvpblog\/wp-content\/uploads\/2020\/01\/cashless-GettyImages-1127489052-1024x683.jpg 1024w, https:\/\/uvp.mx\/uvpblog\/wp-content\/uploads\/2020\/01\/cashless-GettyImages-1127489052-300x200.jpg 300w, https:\/\/uvp.mx\/uvpblog\/wp-content\/uploads\/2020\/01\/cashless-GettyImages-1127489052-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><strong>\u00bfC\u00f3mo es posible el robo de informaci\u00f3n mediante el NFC?<\/strong><\/p>\n<p>El NFC es compatible con el etiquetado RFID, ya que es un protocolo de comunicaci\u00f3n inal\u00e1mbrica que otorga los permisos necesarios para conectar 2 dispositivos a corta distancia inclusive hasta llegar a los 10 cm sobre la banda de 13.56 Mhz.<\/p>\n<p>RFID (Radio Frequency \u00a0Identification) es un sistema de almacenamiento y recuperaci\u00f3n de datos que utiliza etiquetas RFID, del mismo modo, otra de sus funciones es la transmisi\u00f3n de identidad de un objeto mediante ondas de radio. Estas etiquetas son muy reducidas y se adhieren al objeto, adem\u00e1s, contienen unas antenas para recibir y responder las peticiones mediante radio frecuencia.<\/p>\n<p>Una de las formas para obtener los datos de una tarjeta es usando un software llamado NFCPROXY, el cual permitir\u00e1 realizar transacciones proxy entre una tarjeta de cr\u00e9dito RFID (chip integrado las algunas tarjetas bancarias) y un lector NFC (en este caso un dispositivo Android con NFC).<\/p>\n<p>Las transacciones guardadas pueden reproducirse en tarjetas virtuales o de igual manera la tarjeta con RFID puede reproducirse en una terminal POS (Point Of Sale o punto de venta como una terminal). NFCPROXY tambi\u00e9n puede ser funcional para el an\u00e1lisis del protocolo, cuya funci\u00f3n es aprender sobre el protocolo de comunicaci\u00f3n subyacente.<\/p>\n<p>Fuente<\/p>\n<p>Eddie Lee . (2 de junio del 2013). NFC Hacking: The Easy Way . Defcon: DEFCON20.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Adri\u00e1n Vargas Barrios, Kali-gaus \/\u00a0Coordinaci\u00f3n de\u00a0Ingenier\u00eda En Sistemas y Tecnolog\u00edas de la Informaci\u00f3n \/\u00a0Art\u00edculo realizado espec\u00edficamente con fines educativos &#8220;Dale un arma a un hombre y podr\u00e1 robar un banco, dale un banco a un hombre y podr\u00e1 robarle al mundo.&#8221; &nbsp; Como bien se sabe, las entidades financieras invierten enormes cantidades de dinero para [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":2614,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[335],"tags":[974,973,972,976,977,975],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>NFC: Near-Field Communication | Blog UVP<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, 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