{"id":14164,"date":"2025-05-31T00:05:35","date_gmt":"2025-05-30T21:05:35","guid":{"rendered":"https:\/\/www.inetmar.com\/blog\/?p=14164"},"modified":"2025-05-31T10:01:16","modified_gmt":"2025-05-31T07:01:16","slug":"nmap-nedir","status":"publish","type":"post","link":"https:\/\/www.inetmar.com\/blog\/nmap-nedir\/","title":{"rendered":"Nmap Nedir? Nas\u0131l Kullan\u0131l\u0131r?"},"content":{"rendered":"<p>Nmap yani Network Mapper a\u011f ke\u015ffi ve g\u00fcvenlik denetimi i\u00e7in geli\u015ftirilmi\u015f \u00fccretsiz ve a\u00e7\u0131k kaynakl\u0131 bir a\u011f taray\u0131c\u0131d\u0131r. Sistem y\u00f6neticileri, siber g\u00fcvenlik uzmanlar\u0131 ve etik hackerlar taraf\u0131ndan kullan\u0131lan bu g\u00fc\u00e7l\u00fc ara\u00e7, a\u011fdaki cihazlar\u0131, a\u00e7\u0131k portlar\u0131 ve \u00e7al\u0131\u015fan hizmetleri tespit etmek i\u00e7in idealdir. <strong>Nmap a\u011f taray\u0131c\u0131<\/strong> a\u011f g\u00fcvenli\u011fini test etmek veya a\u011f yap\u0131s\u0131n\u0131 analiz etmek isteyen herkes i\u00e7in vazge\u00e7ilmezdir. Bu makalemizde Nmap\u2019in temel \u00f6zelliklerini, kullan\u0131m\u0131n\u0131 ve <strong>Nmap komutlar\u0131<\/strong>n\u0131 detayl\u0131 bir \u015fekilde ele alaca\u011f\u0131z. Haz\u0131rsan\u0131z a\u011f tarama d\u00fcnyas\u0131na dalal\u0131m! \ud83d\ude42<\/p>\n<h2>Nmap Nedir ve Ne \u0130\u015fe Yarar?<\/h2>\n<p><strong>Nmap nedir<\/strong> sorusunun cevab\u0131 a\u011f analizi ve g\u00fcvenlik taramas\u0131nda kullan\u0131lan \u00e7ok y\u00f6nl\u00fc bir ara\u00e7t\u0131r. Nmap 1997\u2019de Gordon Lyon (Fyodor) taraf\u0131ndan geli\u015ftirilmi\u015ftir ve bug\u00fcn siber g\u00fcvenlik alan\u0131nda en pop\u00fcler yaz\u0131l\u0131mlardan biridir. <strong>Nmap a\u011f taray\u0131c\u0131<\/strong>, a\u015fa\u011f\u0131daki g\u00f6revleri ger\u00e7ekle\u015ftirebilir:<\/p>\n<ul>\n<li>A\u011fdaki cihazlar\u0131 (\u00f6rne\u011fin, bilgisayarlar, sunucular, y\u00f6nlendiriciler) tespit etme.<\/li>\n<li>A\u00e7\u0131k portlar\u0131 ve bu portlarda \u00e7al\u0131\u015fan hizmetleri (\u00f6rne\u011fin, HTTP, FTP, SSH) belirleme.<\/li>\n<li>\u0130\u015fletim sistemi ve s\u00fcr\u00fcm bilgisi toplama.<\/li>\n<li>A\u011f topolojisini haritaland\u0131rma.<\/li>\n<li>G\u00fcvenlik a\u00e7\u0131klar\u0131n\u0131 tespit etme (\u00f6rne\u011fin, eski hizmetler veya zay\u0131f yap\u0131land\u0131rmalar).<\/li>\n<\/ul>\n<p><strong>Nmap port tarama<\/strong> \u00f6zelli\u011fi, \u00f6zellikle a\u011f g\u00fcvenli\u011fini test etmek isteyenler i\u00e7in kritik \u00f6nemdedir. Hem k\u00fc\u00e7\u00fck \u00f6l\u00e7ekli a\u011flar hem de b\u00fcy\u00fck kurumsal sistemler i\u00e7in kullan\u0131labilir.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-14181\" src=\"https:\/\/www.inetmar.com\/blog\/wp-content\/uploads\/2025\/05\/nmapnedemek-300x198.png\" alt=\"Nmap Nedir\" width=\"662\" height=\"437\" srcset=\"https:\/\/www.inetmar.com\/blog\/wp-content\/uploads\/2025\/05\/nmapnedemek-300x198.png 300w, https:\/\/www.inetmar.com\/blog\/wp-content\/uploads\/2025\/05\/nmapnedemek.png 576w\" sizes=\"auto, (max-width: 662px) 100vw, 662px\" \/><\/p>\n<h2>Nmap\u2019in Temel \u00d6zellikleri<\/h2>\n<p><strong>Nmap a\u011f taray\u0131c\u0131<\/strong>, geni\u015f bir \u00f6zellik yelpazesi sunar. \u0130\u015fte en \u00f6ne \u00e7\u0131kanlar\u0131:<\/p>\n<ul>\n<li><strong>Port Tarama:<\/strong> TCP ve UDP portlar\u0131n\u0131 tarayarak a\u00e7\u0131k portlar\u0131 ve hizmetleri tespit eder.<\/li>\n<li><strong>\u0130\u015fletim Sistemi Alg\u0131lama:<\/strong> Hedef cihaz\u0131n i\u015fletim sistemi ve s\u00fcr\u00fcm\u00fcn\u00fc belirler.<\/li>\n<li><strong>H\u0131zl\u0131 ve Esnek:<\/strong> Farkl\u0131 tarama t\u00fcrleri (h\u0131zl\u0131, kapsaml\u0131, gizli) ve \u00f6zelle\u015ftirilebilir komutlar sunar.<\/li>\n<li><strong>Script Motoru (NSE):<\/strong> Nmap Scripting Engine ile g\u00fcvenlik a\u00e7\u0131klar\u0131n\u0131 tespit eden veya \u00f6zel g\u00f6revler yapan betikler \u00e7al\u0131\u015ft\u0131r\u0131labilir.<\/li>\n<li><strong>\u00c7ok Platform Deste\u011fi:<\/strong> Windows, Linux, macOS gibi bir\u00e7ok i\u015fletim sisteminde \u00e7al\u0131\u015f\u0131r.<\/li>\n<\/ul>\n<p>Bu \u00f6zellikler <strong>Nmap nas\u0131l kullan\u0131l\u0131r<\/strong> sorusuna yan\u0131t arayanlar i\u00e7in arac\u0131 g\u00fc\u00e7l\u00fc ve \u00e7ok y\u00f6nl\u00fc k\u0131lar.<\/p>\n<h2>Nmap Nas\u0131l Kullan\u0131l\u0131r?<\/h2>\n<p>Nmap komut sat\u0131r\u0131 aray\u00fcz\u00fc (CLI) \u00fczerinden \u00e7al\u0131\u015f\u0131r ve temel komutlarla kolayca kullan\u0131labilir. \u0130\u015fte ad\u0131m ad\u0131m bir rehber:<\/p>\n<ol>\n<li><strong>Nmap\u2019i Kurun:<\/strong> Resmi sitesinden (nmap.org) Nmap\u2019i indirin ve i\u015fletim sisteminize kurun. Linux\u2019ta `sudo apt-get install nmap`, Windows\u2019ta kurulum sihirbaz\u0131n\u0131 kullanabilirsiniz.<\/li>\n<li><strong>Komut Sat\u0131r\u0131n\u0131 A\u00e7\u0131n:<\/strong> Terminal (Linux\/macOS) veya Komut \u0130stemi (Windows) a\u00e7\u0131n.<\/li>\n<li><strong>Temel Tarama Yap\u0131n:<\/strong> Basit bir tarama i\u00e7in \u015fu komutu kullan\u0131n: `nmap [hedef IP veya alan ad\u0131]`. \u00d6rne\u011fin, `nmap 192.168.1.1` veya `nmap google.com`.<\/li>\n<li><strong>Tarama T\u00fcr\u00fcn\u00fc Se\u00e7in:<\/strong> Farkl\u0131 tarama t\u00fcrleri i\u00e7in komutlar\u0131 \u00f6zelle\u015ftirin (\u00f6rne\u011fin, `-sS` i\u00e7in TCP SYN tarama, `-O` i\u00e7in i\u015fletim sistemi alg\u0131lama).<\/li>\n<li><strong>Sonu\u00e7lar\u0131 Analiz Edin:<\/strong> Nmap, a\u00e7\u0131k portlar, hizmetler ve di\u011fer bilgileri listeler. \u00c7\u0131kt\u0131y\u0131 bir dosyaya kaydetmek i\u00e7in `-oN dosya.txt` parametresini kullanabilirsiniz.<\/li>\n<\/ol>\n<p><strong>Not:<\/strong> Nmap\u2019i yaln\u0131zca kendi a\u011f\u0131n\u0131zda veya izin ald\u0131\u011f\u0131n\u0131z sistemlerde kullan\u0131n. Yetkisiz tarama <strong>yasal sorunlara yol a\u00e7abilir.<\/strong><\/p>\n<h3>Pop\u00fcler Nmap Komutlar\u0131<\/h3>\n<p><strong>Nmap komutlar\u0131<\/strong>\u00a0tarama t\u00fcr\u00fcn\u00fc ve kapsam\u0131n\u0131 \u00f6zelle\u015ftirmek i\u00e7in kullan\u0131l\u0131r. \u0130\u015fte en s\u0131k kullan\u0131lanlar:<\/p>\n<ul>\n<li><code>nmap -sS [hedef]<\/code>: Gizli TCP SYN tarama yapar, h\u0131zl\u0131 ve tespit edilmesi zordur.<\/li>\n<li><code>nmap -sU [hedef]<\/code>: UDP portlar\u0131n\u0131 tarar.<\/li>\n<li><code>nmap -O [hedef]<\/code>: \u0130\u015fletim sistemi ve s\u00fcr\u00fcm alg\u0131lama.<\/li>\n<li><code>nmap -sV [hedef]<\/code>: A\u00e7\u0131k portlardaki hizmetlerin s\u00fcr\u00fcm bilgisini g\u00f6sterir.<\/li>\n<li><code>nmap -A [hedef]<\/code>: Kapsaml\u0131 tarama (port, i\u015fletim sistemi, hizmetler, betikler).<\/li>\n<li><code>nmap --script [script_ad\u0131] [hedef]<\/code>: \u00d6zel NSE betikleri \u00e7al\u0131\u015ft\u0131r\u0131r (\u00f6rne\u011fin, `vuln` i\u00e7in g\u00fcvenlik a\u00e7\u0131\u011f\u0131 tarama).<\/li>\n<\/ul>\n<p>Bu <strong>Nmap komutlar\u0131<\/strong>\u00a0<strong>Nmap port tarama<\/strong> i\u015flemlerini kolayla\u015ft\u0131r\u0131r ve farkl\u0131 ihtiya\u00e7lara uyarlanabilir.<\/p>\n<h2>Nmap\u2019in Avantajlar\u0131 Nelerdir?<\/h2>\n<p><strong>Nmap a\u011f taray\u0131c\u0131<\/strong>\u00a0hem profesyoneller hem de yeni ba\u015flayanlar i\u00e7in bir\u00e7ok avantaj sunar:<\/p>\n<ul>\n<li><strong>\u00dccretsiz ve A\u00e7\u0131k Kaynak:<\/strong> Herkes taraf\u0131ndan eri\u015filebilir ve \u00f6zelle\u015ftirilebilir.<\/li>\n<li><strong>G\u00fc\u00e7l\u00fc ve Esnek:<\/strong> Basit taramalardan karma\u015f\u0131k g\u00fcvenlik testlerine kadar geni\u015f bir kullan\u0131m yelpazesi.<\/li>\n<li><strong>H\u0131zl\u0131 Sonu\u00e7lar:<\/strong> B\u00fcy\u00fck a\u011flar\u0131 bile k\u0131sa s\u00fcrede tarayabilir.<\/li>\n<li>Aktif bir kullan\u0131c\u0131 toplulu\u011fu ve geni\u015f dok\u00fcmantasyon sunar.<\/li>\n<li><strong>E\u011fitim Ama\u00e7l\u0131:<\/strong> Siber g\u00fcvenlik \u00f6\u011frenenler i\u00e7in pratik bir ara\u00e7t\u0131r.<\/li>\n<\/ul>\n<p>Bu avantajlar <strong>Nmap nedir<\/strong> sorusuna yan\u0131t arayanlar\u0131n neden bu arac\u0131 tercih etti\u011fini a\u00e7\u0131klar.<\/p>\n<h2>Nmap Kullan\u0131rken Dikkat Edilmesi Gerekenler<\/h2>\n<p><strong>Nmap nas\u0131l kullan\u0131l\u0131r<\/strong> \u00f6\u011frenirken \u015fu noktalara dikkat etmelisiniz:<\/p>\n<ul>\n<li><strong>Yasal Kullan\u0131m:<\/strong> Sadece kendi a\u011f\u0131n\u0131z\u0131 veya yaz\u0131l\u0131 izin ald\u0131\u011f\u0131n\u0131z sistemleri taray\u0131n. Yetkisiz tarama, yasa d\u0131\u015f\u0131d\u0131r.<\/li>\n<li><strong>A\u011f Y\u00fck\u00fcn\u00fc Azalt\u0131n:<\/strong> Agresif taramalar (\u00f6rne\u011fin, `-T5`) a\u011f performans\u0131n\u0131 etkileyebilir. Daha yava\u015f taramalar (`-T2`) tercih edin.<\/li>\n<li><strong>G\u00fcncel Tutun:<\/strong> Nmap\u2019i d\u00fczenli olarak g\u00fcncelleyerek yeni \u00f6zelliklerden ve g\u00fcvenlik yamalar\u0131ndan faydalan\u0131n.<\/li>\n<li><strong>G\u00fcvenlik Duvarlar\u0131na Dikkat:<\/strong> Baz\u0131 a\u011flar, Nmap taramalar\u0131n\u0131 engelleyebilir. Gizli tarama teknikleri (\u00f6rne\u011fin, `-sS`) kullanabilirsiniz.<\/li>\n<\/ul>\n<h2>Nmap Neden Pop\u00fcler?<\/h2>\n<p><strong>Nmap nedir<\/strong> sorusunun \u00f6tesinde bu arac\u0131n pop\u00fclerli\u011fi birka\u00e7 temel nedene dayan\u0131r:<\/p>\n<ul>\n<li><strong>\u00c7ok Y\u00f6nl\u00fcl\u00fck:<\/strong> A\u011f ke\u015ffinden g\u00fcvenlik testlerine kadar geni\u015f bir kullan\u0131m alan\u0131 sunar.<\/li>\n<li><strong>Kolay Kullan\u0131m:<\/strong> Basit komutlarla h\u0131zl\u0131 sonu\u00e7lar al\u0131nabilir.<\/li>\n<li><strong>Topluluk ve Dok\u00fcmantasyon:<\/strong> Geni\u015f bir kullan\u0131c\u0131 toplulu\u011fu, \u00f6\u011freticiler ve forumlar destek sa\u011flar.<\/li>\n<li><strong>Medyada G\u00f6r\u00fcn\u00fcrl\u00fck:<\/strong> Nmap, \u201cMatrix\u201d gibi filmlerde kullan\u0131larak pop\u00fcler k\u00fclt\u00fcrde yer edinmi\u015ftir.<\/li>\n<li><strong>G\u00fcvenilirlik:<\/strong> Y\u0131llard\u0131r siber g\u00fcvenlik uzmanlar\u0131n\u0131n bir numaral\u0131 tercihi.<\/li>\n<\/ul>\n<p><strong>Nmap port tarama<\/strong> ve a\u011f analizi konusundaki ba\u015far\u0131s\u0131, onu sekt\u00f6rde lider bir ara\u00e7 haline getiriyor.<\/p>\n<h2>S\u0131k Sorulan Sorular<\/h2>\n<h3>1. Nmap nedir ve ne i\u00e7in kullan\u0131l\u0131r?<\/h3>\n<p>Nmap a\u011f ke\u015ffi ve g\u00fcvenlik denetimi i\u00e7in kullan\u0131lan bir a\u011f taray\u0131c\u0131d\u0131r. A\u00e7\u0131k portlar\u0131, hizmetleri ve cihazlar\u0131 tespit eder.<\/p>\n<h3>2. Nmap yasal m\u0131?<\/h3>\n<p>Evet, Nmap kendi a\u011f\u0131n\u0131zda veya izin ald\u0131\u011f\u0131n\u0131z sistemlerde kullan\u0131ld\u0131\u011f\u0131nda yasald\u0131r. Yetkisiz tarama yasa d\u0131\u015f\u0131d\u0131r.<\/p>\n<h3>3. Nmap ile hangi portlar taranabilir?<\/h3>\n<p><strong>Nmap port tarama<\/strong>\u00a0TCP ve UDP portlar\u0131n\u0131 tarayabilir. Varsay\u0131lan olarak en yayg\u0131n 1000 port taran\u0131r, ancak `-p-` ile t\u00fcm portlar taranabilir.<\/p>\n<p style=\"text-align: center;\">Sizde <a href=\"https:\/\/www.inetmar.com\/domain\/domain-sorgulama\/\" target=\"_blank\" rel=\"noopener\">alan ad\u0131 sorgulama<\/a> yaparak dijital d\u00fcnyay\u0131 ke\u015ffetmeye ba\u015flay\u0131n!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nmap yani Network Mapper a\u011f ke\u015ffi ve g\u00fcvenlik denetimi i\u00e7in geli\u015ftirilmi\u015f \u00fccretsiz ve a\u00e7\u0131k kaynakl\u0131 bir a\u011f taray\u0131c\u0131d\u0131r. Sistem y\u00f6neticileri, siber g\u00fcvenlik uzmanlar\u0131 ve etik hackerlar taraf\u0131ndan kullan\u0131lan bu g\u00fc\u00e7l\u00fc ara\u00e7, a\u011fdaki cihazlar\u0131, a\u00e7\u0131k portlar\u0131&#46;&#46;&#46;<\/p>\n","protected":false},"author":2,"featured_media":14179,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[52],"tags":[],"class_list":["post-14164","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-guvenlik"],"_links":{"self":[{"href":"https:\/\/www.inetmar.com\/blog\/wp-json\/wp\/v2\/posts\/14164","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.inetmar.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.inetmar.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.inetmar.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.inetmar.com\/blog\/wp-json\/wp\/v2\/comments?post=14164"}],"version-history":[{"count":7,"href":"https:\/\/www.inetmar.com\/blog\/wp-json\/wp\/v2\/posts\/14164\/revisions"}],"predecessor-version":[{"id":14182,"href":"https:\/\/www.inetmar.com\/blog\/wp-json\/wp\/v2\/posts\/14164\/revisions\/14182"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.inetmar.com\/blog\/wp-json\/wp\/v2\/media\/14179"}],"wp:attachment":[{"href":"https:\/\/www.inetmar.com\/blog\/wp-json\/wp\/v2\/media?parent=14164"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.inetmar.com\/blog\/wp-json\/wp\/v2\/categories?post=14164"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.inetmar.com\/blog\/wp-json\/wp\/v2\/tags?post=14164"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}