{"id":7392,"date":"2019-11-18T23:37:15","date_gmt":"2019-11-18T20:37:15","guid":{"rendered":"https:\/\/www.kaspersky.com.tr\/blog\/?p=7392"},"modified":"2019-11-18T23:37:15","modified_gmt":"2019-11-18T20:37:15","slug":"dangerous-ethernet-ports","status":"publish","type":"post","link":"https:\/\/www.kaspersky.com.tr\/blog\/dangerous-ethernet-ports\/7392\/","title":{"rendered":"Al\u0131c\u0131 alanlar\u0131nda bulunan LAN yuvalar\u0131 \u2014 gereksiz ve tehlikeli"},"content":{"rendered":"<p>Kablolu a\u011flar, ba\u011fl\u0131 cihazlara fiziksel eri\u015fim gerektirdikleri i\u00e7in kablosuz a\u011flara (<a href=\"https:\/\/www.kaspersky.com.tr\/blog\/vulnerable-wi-fi\/6127\/\" target=\"_blank\" rel=\"noopener\">Wi-Fi<\/a>) nazaran genellikle daha g\u00fcvenli kabul edilir. Ancak bu a\u011flar\u0131n da baz\u0131 zay\u0131f y\u00f6nleri vard\u0131r. Bu yaz\u0131da bunlar\u0131 inceleyece\u011fiz.<\/p>\n<h2>Koridorlarda ve al\u0131c\u0131 alanlar\u0131nda bulunan LAN yuvalar\u0131<\/h2>\n<p>\u015eirketinizin yeni bir ofise ta\u015f\u0131nd\u0131\u011f\u0131n\u0131 d\u00fc\u015f\u00fcn\u00fcn. K\u00fc\u00e7\u00fck ayarlamalar yap\u0131l\u0131r, belki baz\u0131 odalar ba\u015fka ama\u00e7lara uygun hale getirilir ancak genellikle \u00f6nceki kirac\u0131n\u0131n LAN yuvalar\u0131 yerinde kal\u0131r. Sonu\u00e7ta duvarlar\u0131 delip t\u00fcm kablo ba\u011flant\u0131lar\u0131n\u0131 ba\u015ftan d\u00fczenlemek i\u00e7in zaman ve para gerekir. Bununla birlikte baz\u0131 Ethernet ba\u011flant\u0131 noktalar\u0131 en uygun yerlerde olmayabilir. \u00d6rne\u011fin, baz\u0131lar\u0131n\u0131 al\u0131c\u0131 alanlar\u0131nda veya koridorlarda bulabilirsiniz.<\/p>\n<p>Pek \u00e7ok kurulu\u015f, bunlar\u0131 kullanmay\u0131 planlam\u0131yor olsa dahi aktif bir \u015fekilde yerlerinde b\u0131rak\u0131r. Bu da, sadece \u00e7al\u0131\u015fanlar taraf\u0131ndan de\u011fil, kuryeler, i\u015f arayanlar, m\u00fc\u015fteri temsilcileri ve benzeri ziyaret\u00e7iler taraf\u0131ndan da kullan\u0131labilecekleri anlam\u0131na gelir. Sonu\u00e7 olarak d\u0131\u015far\u0131dan bir ki\u015fiyi, LAN yuvas\u0131na ba\u011flan\u0131p \u015firketinizin kurum i\u00e7i a\u011f\u0131na girmekten al\u0131koyan hi\u00e7bir \u015fey yoktur ve b\u00fcy\u00fck ihtimalle kimse de neler olup bitti\u011fine dikkat etmez: G\u00f6r\u00fc\u015fmeye geldi\u011fi ki\u015fiyi beklerken diz\u00fcst\u00fc bilgisayar\u0131na g\u00f6m\u00fclen bir ziyaret\u00e7i \u015f\u00fcphe \u00e7ekmez. Birileri duvardaki kablo ba\u011flant\u0131s\u0131n\u0131 fark etse de, muhtemelen cihaz\u0131n \u015farj edildi\u011fini d\u00fc\u015f\u00fcnecektir.<\/p>\n<p>Tabii ki siber su\u00e7lunun a\u011f kaynaklar\u0131na girmek i\u00e7in biraz zaman harcamas\u0131 gerekecektir. Ancak, \u015fayet kaynaklar zay\u0131f ve hatta varsay\u0131lan parolalarla korunuyorsa, girmek i\u00e7in birka\u00e7 saniye yeterli olacakt\u0131r. Dahas\u0131, e\u011fer al\u0131c\u0131 alan\u0131ndaki LAN yuvas\u0131 g\u00f6zden uzak bir yerde bulunuyorsa, sald\u0131rgan uzaktan eri\u015fim \u00f6zellikli <a href=\"https:\/\/www.kaspersky.com.tr\/blog\/dark-vishnya-attack\/5483\/\" target=\"_blank\" rel=\"noopener\">k\u00fc\u00e7\u00fck bir cihaz ba\u011flayabilir<\/a> ve daha sonra a\u011f\u0131n\u0131za diledi\u011fi yerden sald\u0131rabilir.<\/p>\n<h3>Halka a\u00e7\u0131k alanlardaki a\u011f cihazlar\u0131<\/h3>\n<p>Halka a\u00e7\u0131k alanlarda bulunan a\u011f cihazlar\u0131 daha az tehlikeli de\u011fildir. \u0130\u015f yerinize gelen k\u00f6t\u00fc niyetli bir ziyaret\u00e7i, bir y\u00f6nlendiriciye ya da a\u011f yaz\u0131c\u0131s\u0131na bir cihaz ba\u011flama f\u0131rsat\u0131 yakalayabilir. A\u011f kablolar\u0131 ve ba\u011flant\u0131 noktalar\u0131 kasan\u0131n i\u00e7inde gizlenmezse, u\u00e7 birimler ve ATM makineleri de birer hedefe d\u00f6n\u00fc\u015f\u00fcr. \u00d6rne\u011fin 2016 y\u0131l\u0131nda siber su\u00e7lular, <a href=\"https:\/\/gizmodo.com\/crooks-dont-need-a-fancy-skimmer-they-can-just-tap-an-1758228948\" target=\"_blank\" rel=\"noopener nofollow\">korumas\u0131z ATM makinelerine kredi kart\u0131 kopyalama cihazlar\u0131 ba\u011flam\u0131\u015f<\/a> ve m\u00fc\u015fterilerin kart bilgilerini ele ge\u00e7irmi\u015fti.<\/p>\n<h2>Kendinizi nas\u0131l koruyacaks\u0131n\u0131z<\/h2>\n<p>Halka a\u00e7\u0131k alanlardaki LAN yuvalar\u0131 ve a\u011f cihazlar\u0131 \u00fczerinden sald\u0131r\u0131 ihtimalini ortadan kald\u0131rmak i\u00e7in, t\u00fcm bu yuva ve cihazlar\u0131 s\u0131k\u0131 g\u00f6zetim alt\u0131nda tutmal\u0131s\u0131n\u0131z:<\/p>\n<ul>\n<li>A\u011f yuvalar\u0131n\u0131n ve cihazlar\u0131n\u0131n kayd\u0131n\u0131 tutun ve kullanmad\u0131klar\u0131n\u0131z\u0131 -\u00f6zellikle halka a\u00e7\u0131k bir yerde bulunuyorlarsa- mutlaka devre d\u0131\u015f\u0131 b\u0131rak\u0131n.<\/li>\n<li>M\u00fcmk\u00fcnse y\u00f6nlendiricileri ve di\u011fer a\u011f cihazlar\u0131n\u0131 ziyaret\u00e7ilere kapal\u0131 olan odalara kurun.<\/li>\n<li>Kritik \u00f6neme sahip departmanlara ayr\u0131 alt a\u011flar <a href=\"https:\/\/www.kaspersky.com.tr\/blog\/vlan-security\/6398\/\" target=\"_blank\" rel=\"noopener\">atay\u0131n<\/a>. B\u00f6ylelikle sald\u0131rganlara, yerel a\u011f\u0131n\u0131za ba\u011flansalar dahi bu cihazlara giremeyecektir.<\/li>\n<li>T\u00fcm bilgisayarlar\u0131 ve sunucular\u0131, a\u015fa\u011f\u0131da \u00f6rne\u011fi verilen sa\u011flam g\u00fcvenlik \u00fcr\u00fcnleriyle koruyun. \u00d6rne\u011fin <a href=\"https:\/\/kas.pr\/kdkesbtr\" target=\"_blank\" rel=\"noopener\">Kaspersky Endpoint Security for Business Advanced<\/a>.<\/li>\n<\/ul>\n<input type=\"hidden\" class=\"category_for_banner\" value=\"kesb-trial-leadgen\">\n","protected":false},"excerpt":{"rendered":"<p>\u00dc\u00e7\u00fcnc\u00fc ki\u015filer, LAN yuvalar\u0131 ve kamuya a\u00e7\u0131k alanlardaki cihazlar vas\u0131tas\u0131yla a\u011f\u0131n\u0131za girebilir.<\/p>\n","protected":false},"author":2484,"featured_media":7393,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1726,1194,1727],"tags":[1039,2062,2061,2060,537,2063],"class_list":{"0":"post-7392","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-enterprise","8":"category-business","9":"category-smb","10":"tag-ag","11":"tag-aglar","12":"tag-ethernet","13":"tag-lan","14":"tag-tehditler","15":"tag-zayif-noktalar"},"hreflang":[{"hreflang":"tr","url":"https:\/\/www.kaspersky.com.tr\/blog\/dangerous-ethernet-ports\/7392\/"},{"hreflang":"en-in","url":"https:\/\/www.kaspersky.co.in\/blog\/dangerous-ethernet-ports\/16912\/"},{"hreflang":"en-ae","url":"https:\/\/me-en.kaspersky.com\/blog\/dangerous-ethernet-ports\/15133\/"},{"hreflang":"en-us","url":"https:\/\/usa.kaspersky.com\/blog\/dangerous-ethernet-ports\/19917\/"},{"hreflang":"en-gb","url":"https:\/\/www.kaspersky.co.uk\/blog\/dangerous-ethernet-ports\/16926\/"},{"hreflang":"es-mx","url":"https:\/\/latam.kaspersky.com\/blog\/dangerous-ethernet-ports\/15724\/"},{"hreflang":"es","url":"https:\/\/www.kaspersky.es\/blog\/dangerous-ethernet-ports\/19666\/"},{"hreflang":"it","url":"https:\/\/www.kaspersky.it\/blog\/dangerous-ethernet-ports\/18292\/"},{"hreflang":"ru","url":"https:\/\/www.kaspersky.ru\/blog\/dangerous-ethernet-ports\/23975\/"},{"hreflang":"x-default","url":"https:\/\/www.kaspersky.com\/blog\/dangerous-ethernet-ports\/31289\/"},{"hreflang":"fr","url":"https:\/\/www.kaspersky.fr\/blog\/dangerous-ethernet-ports\/12579\/"},{"hreflang":"pt-br","url":"https:\/\/www.kaspersky.com.br\/blog\/dangerous-ethernet-ports\/13800\/"},{"hreflang":"pl","url":"https:\/\/plblog.kaspersky.com\/dangerous-ethernet-ports\/11437\/"},{"hreflang":"de","url":"https:\/\/www.kaspersky.de\/blog\/dangerous-ethernet-ports\/20551\/"},{"hreflang":"ja","url":"https:\/\/blog.kaspersky.co.jp\/dangerous-ethernet-ports\/24462\/"},{"hreflang":"nl","url":"https:\/\/www.kaspersky.nl\/blog\/dangerous-ethernet-ports\/24834\/"},{"hreflang":"ru-kz","url":"https:\/\/blog.kaspersky.kz\/dangerous-ethernet-ports\/19355\/"},{"hreflang":"en-au","url":"https:\/\/www.kaspersky.com.au\/blog\/dangerous-ethernet-ports\/25546\/"},{"hreflang":"en-za","url":"https:\/\/www.kaspersky.co.za\/blog\/dangerous-ethernet-ports\/25388\/"}],"acf":[],"banners":"","maintag":{"url":"https:\/\/www.kaspersky.com.tr\/blog\/tag\/ag\/","name":"a\u011f"},"_links":{"self":[{"href":"https:\/\/www.kaspersky.com.tr\/blog\/wp-json\/wp\/v2\/posts\/7392","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kaspersky.com.tr\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kaspersky.com.tr\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kaspersky.com.tr\/blog\/wp-json\/wp\/v2\/users\/2484"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kaspersky.com.tr\/blog\/wp-json\/wp\/v2\/comments?post=7392"}],"version-history":[{"count":1,"href":"https:\/\/www.kaspersky.com.tr\/blog\/wp-json\/wp\/v2\/posts\/7392\/revisions"}],"predecessor-version":[{"id":7394,"href":"https:\/\/www.kaspersky.com.tr\/blog\/wp-json\/wp\/v2\/posts\/7392\/revisions\/7394"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kaspersky.com.tr\/blog\/wp-json\/wp\/v2\/media\/7393"}],"wp:attachment":[{"href":"https:\/\/www.kaspersky.com.tr\/blog\/wp-json\/wp\/v2\/media?parent=7392"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kaspersky.com.tr\/blog\/wp-json\/wp\/v2\/categories?post=7392"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kaspersky.com.tr\/blog\/wp-json\/wp\/v2\/tags?post=7392"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}