{"id":2998,"date":"2025-06-18T17:21:14","date_gmt":"2025-06-18T17:21:14","guid":{"rendered":"https:\/\/myvlcsys.com\/?p=2998"},"modified":"2025-06-18T17:21:49","modified_gmt":"2025-06-18T17:21:49","slug":"introduccion-a-nmap-en-kali-linux-comando-y-opciones-esenciales","status":"publish","type":"post","link":"https:\/\/myvlcsys.com\/?p=2998","title":{"rendered":"Introducci\u00f3n a Nmap en Kali Linux: Comando y Opciones Esenciales"},"content":{"rendered":"\n<p><strong>Nmap <\/strong>(Network Mapper) es una de las<strong> herramientas m\u00e1s potentes y vers\u00e1tiles para el an\u00e1lisis y escaneo de redes<\/strong>, y viene preinstalada en <strong>Kali Linux<\/strong>, la distribuci\u00f3n l\u00edder para pruebas de penetraci\u00f3n y seguridad inform\u00e1tica. Este art\u00edculo te explica de forma sencilla qu\u00e9 es Nmap, c\u00f3mo funciona en Kali Linux y cu\u00e1les son sus opciones m\u00e1s importantes para comenzar a usarlo de manera efectiva.<\/p>\n\n\n\n<p><strong>\u00bfQu\u00e9 es Nmap?<\/strong><\/p>\n\n\n\n<p>Nmap es un <strong>esc\u00e1ner de redes de c\u00f3digo abierto que permite descubrir dispositivos conectados,<\/strong> identificar puertos abiertos y detectar servicios y posibles vulnerabilidades. Se ha convertido en un est\u00e1ndar para auditores de seguridad, administradores de sistemas y hackers \u00e9ticos.<\/p>\n\n\n\n<p><strong>\u00bfC\u00f3mo usar Nmap en Kali Linux?<\/strong><\/p>\n\n\n\n<p>\u00a1La buena noticia es que no necesitas instalar nada! Nmap ya est\u00e1 incluido en Kali Linux. Solo abre una terminal y podr\u00e1s empezar a usarlo de inmediato.<\/p>\n\n\n\n<p>Comandos y opciones b\u00e1sicas de Nmap en Kali Linux<\/p>\n\n\n\n<p><strong>1. Escaneo simple de puertos<\/strong>:<\/p>\n\n\n\n<p>nmap &lt;IP_o_dominio&gt;<\/p>\n\n\n\n<p>Ejemplo:<br><kbd><mark style=\"background-color:#000000\" class=\"has-inline-color has-white-color\">nmap 172.17.0.2<br><\/mark><\/kbd>Este comando analiza los 1.000 puertos m\u00e1s comunes del objetivo.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"808\" height=\"314\" src=\"https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-7.png\" alt=\"\" class=\"wp-image-3001\" srcset=\"https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-7.png 808w, https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-7-300x117.png 300w, https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-7-768x298.png 768w\" sizes=\"(max-width: 808px) 100vw, 808px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p><strong>2. Escaneo de todos los puertos:<br><\/strong><br><kbd><em><mark style=\"background-color:#000000\" class=\"has-inline-color has-white-color\">nmap -p- &lt;IP_o_dominio&gt;<br><\/mark><\/em><\/kbd>La opci\u00f3n -p- indica a Nmap que escanee todos los puertos TCP (del 1 al 65535).<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"910\" height=\"335\" src=\"https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-8.png\" alt=\"\" class=\"wp-image-3002\" srcset=\"https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-8.png 910w, https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-8-300x110.png 300w, https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-8-768x283.png 768w\" sizes=\"(max-width: 910px) 100vw, 910px\" \/><\/figure>\n\n\n\n<p><strong>3. Detecci\u00f3n de sistema operativo y servicios<\/strong>:<\/p>\n\n\n\n<p><mark style=\"background-color:#000000\" class=\"has-inline-color has-white-color\"><kbd>nmap -A &lt;IP_o_dominio><\/kbd><\/mark><\/p>\n\n\n\n<p>La opci\u00f3n -A activa la detecci\u00f3n de sistema operativo, servicios y versiones, as\u00ed como scripts de detecci\u00f3n de vulnerabilidades.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"569\" src=\"https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-9-1024x569.png\" alt=\"\" class=\"wp-image-3003\" srcset=\"https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-9-1024x569.png 1024w, https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-9-300x167.png 300w, https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-9-768x427.png 768w, https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-9.png 1134w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><strong>4. Escaneo r\u00e1pido<\/strong>:<\/p>\n\n\n\n<p><mark style=\"background-color:#000000\" class=\"has-inline-color has-white-color\"><kbd>nmap -F &lt;IP_o_dominio><\/kbd><\/mark><\/p>\n\n\n\n<p>El modificador -F realiza un escaneo r\u00e1pido en los puertos m\u00e1s habituales, \u00fatil para obtener resultados en segundos.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"907\" height=\"225\" src=\"https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-10.png\" alt=\"\" class=\"wp-image-3004\" srcset=\"https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-10.png 907w, https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-10-300x74.png 300w, https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-10-768x191.png 768w\" sizes=\"(max-width: 907px) 100vw, 907px\" \/><\/figure>\n\n\n\n<p><strong>5. Escaneo de un rango espec\u00edfico de puertos<\/strong>:<\/p>\n\n\n\n<p><kbd><mark style=\"background-color:#000000\" class=\"has-inline-color has-white-color\">nmap -p 20-80 &lt;IP_o_dominio&gt;<\/mark><\/kbd><\/p>\n\n\n\n<p>Escanea solo los puertos comprendidos entre el 20 y el 80.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-11.png\" alt=\"\" class=\"wp-image-3005\" width=\"844\" height=\"196\" srcset=\"https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-11.png 831w, https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-11-300x70.png 300w, https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-11-768x178.png 768w\" sizes=\"(max-width: 844px) 100vw, 844px\" \/><\/figure>\n\n\n\n<p><strong>6. Escaneo sigiloso (SYN scan)<\/strong>:<\/p>\n\n\n\n<p><kbd><mark style=\"background-color:#000000\" class=\"has-inline-color has-white-color\">nmap -sS &lt;IP_o_dominio&gt;<\/mark><\/kbd><\/p>\n\n\n\n<p>El modo SYN (-sS) es m\u00e1s discreto, ya que no completa la conexi\u00f3n TCP, ideal para auditor\u00edas de bajo perfil.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"851\" height=\"225\" src=\"https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-12.png\" alt=\"\" class=\"wp-image-3006\" srcset=\"https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-12.png 851w, https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-12-300x79.png 300w, https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-12-768x203.png 768w\" sizes=\"(max-width: 851px) 100vw, 851px\" \/><\/figure>\n\n\n\n<p><strong>7. Escaneo de m\u00faltiples objetivos<\/strong>:<\/p>\n\n\n\n<p><mark style=\"background-color:#000000\" class=\"has-inline-color has-white-color\">nmap 192.168.1.1 192.168.1.10 scanme.nmap.org<\/mark><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"922\" height=\"479\" src=\"https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-13.png\" alt=\"\" class=\"wp-image-3007\" srcset=\"https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-13.png 922w, https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-13-300x156.png 300w, https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-13-768x399.png 768w\" sizes=\"(max-width: 922px) 100vw, 922px\" \/><\/figure>\n\n\n\n<p>Puedes escanear varias IPs o dominios simult\u00e1neamente, o usar rangos (ejemplo: 192.168.1.0\/24).<\/p>\n\n\n\n<p><strong>8. Guardar resultados en un archivo<\/strong>:<\/p>\n\n\n\n<p>nmap -oN resultados.txt &lt;IP_o_dominio&gt;<\/p>\n\n\n\n<p>La opci\u00f3n -oN guarda la salida en texto plano en el archivo indicado.<\/p>\n\n\n\n<p><mark style=\"background-color:#000000\" class=\"has-inline-color has-white-color\">nmap -p 20-80 172.17.0.2 -oN resultado.txt<\/mark><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"865\" height=\"324\" src=\"https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-14.png\" alt=\"\" class=\"wp-image-3008\" srcset=\"https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-14.png 865w, https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-14-300x112.png 300w, https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-14-768x288.png 768w\" sizes=\"(max-width: 865px) 100vw, 865px\" \/><\/figure>\n\n\n\n<p>Mostramos el resultado del fichero que hemos generado con escaneo. <\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-15-1024x169.png\" alt=\"\" class=\"wp-image-3009\" width=\"840\" height=\"138\" srcset=\"https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-15-1024x169.png 1024w, https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-15-300x50.png 300w, https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-15-768x127.png 768w, https:\/\/myvlcsys.com\/wp-content\/uploads\/2025\/06\/image-15.png 1289w\" sizes=\"(max-width: 840px) 100vw, 840px\" \/><\/figure>\n\n\n\n<p><strong>Opciones importantes de Nmap<\/strong>:<\/p>\n\n\n\n<p>-p: Especificar puertos o rangos.<\/p>\n\n\n\n<p>-p-: Escanear todos los puertos.<\/p>\n\n\n\n<p>-A: Detecci\u00f3n avanzada de OS y servicios.<\/p>\n\n\n\n<p>-F: Escaneo r\u00e1pido.<\/p>\n\n\n\n<p>-sS: Escaneo SYN (sigiloso).<\/p>\n\n\n\n<p>-O: Detectar sistema operativo.<\/p>\n\n\n\n<p>-sV: Detectar versi\u00f3n de servicios.<\/p>\n\n\n\n<p>-oN, -oX: Guardar resultados en diferentes formatos.<\/p>\n\n\n\n<p>Consejos y consideraciones \u00e9ticas<\/p>\n\n\n\n<p>Recuerda: usar Nmap sin permiso en redes o sistemas ajenos es ilegal y puede considerarse un delito. Util\u00edzalo solo en tus propios sistemas o con autorizaci\u00f3n expresa.<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nmap (Network Mapper) es una de las herramientas m\u00e1s potentes y vers\u00e1tiles para el an\u00e1lisis y escaneo de redes, y viene preinstalada en Kali Linux, la distribuci\u00f3n l\u00edder para pruebas&hellip; <\/p>\n","protected":false},"author":4,"featured_media":2974,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"categories":[60,10,18],"tags":[61,75,25,47,24],"class_list":["post-2998","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ciberseguridad","category-linux","category-redes","tag-ciberseguridad","tag-kali","tag-linux","tag-myvlcsys","tag-terminal"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/myvlcsys.com\/index.php?rest_route=\/wp\/v2\/posts\/2998","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/myvlcsys.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/myvlcsys.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/myvlcsys.com\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/myvlcsys.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2998"}],"version-history":[{"count":4,"href":"https:\/\/myvlcsys.com\/index.php?rest_route=\/wp\/v2\/posts\/2998\/revisions"}],"predecessor-version":[{"id":3012,"href":"https:\/\/myvlcsys.com\/index.php?rest_route=\/wp\/v2\/posts\/2998\/revisions\/3012"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/myvlcsys.com\/index.php?rest_route=\/wp\/v2\/media\/2974"}],"wp:attachment":[{"href":"https:\/\/myvlcsys.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2998"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/myvlcsys.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2998"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/myvlcsys.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2998"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}