{"id":3661,"date":"2023-09-18T08:37:39","date_gmt":"2023-09-18T05:37:39","guid":{"rendered":"https:\/\/uzmanposta.com\/blog\/?p=3661"},"modified":"2023-09-18T08:37:40","modified_gmt":"2023-09-18T05:37:40","slug":"ag-guvenligi-nasil-saglanir","status":"publish","type":"post","link":"https:\/\/uzmanposta.com\/blog\/ag-guvenligi-nasil-saglanir\/","title":{"rendered":"A\u011f G\u00fcvenli\u011fi Nas\u0131l Sa\u011flan\u0131r? En Verimli 16 Y\u00f6ntem"},"content":{"rendered":"\n<p>A\u011f g\u00fcvenli\u011fi, \u00e7e\u015fitli teknolojileri, politikalar\u0131, s\u00fcre\u00e7leri ve cihazlar\u0131 kapsayan \u015femsiye bir terimdir. Bir a\u011f\u0131n gizlili\u011fini, b\u00fct\u00fcnl\u00fc\u011f\u00fcn\u00fc ve eri\u015filebilirli\u011fini g\u00fcvence alt\u0131na almak i\u00e7in tasarlanm\u0131\u015f bir sistemdir. A\u011f g\u00fcvenli\u011fi prosed\u00fcrlerinin ve ara\u00e7lar\u0131n\u0131n temel odak noktas\u0131, a\u011f i\u00e7inde bulunan dijital varl\u0131klar\u0131 korurken yetkisiz a\u011f eri\u015fimini ve izinsiz giri\u015fleri \u00f6nlemektir.&nbsp;&nbsp;<\/p>\n\n\n\n<p>A\u011f g\u00fcvenli\u011fi, g\u00fcvenlik analistleri ve olay m\u00fcdahale ekipleri gibi insanlardan olu\u015fan bir ekipte dahil olmak \u00fczere donan\u0131m ve yaz\u0131l\u0131m teknolojilerinin bir kombinasyonudur. \u00c7ok katmanl\u0131 a\u011f g\u00fcvenli\u011fi, i\u015fletmenizi \u00e7ok \u00e7e\u015fitli siber sald\u0131r\u0131lara kar\u015f\u0131 korur.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">A\u011f G\u00fcvenli\u011fi Neden \u00d6nemlidir?<\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"1000\" height=\"500\" src=\"https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/09\/ag-guvenligi-neden-onemlidir.jpeg\" alt=\"A\u011f G\u00fcvenli\u011fi Neden \u00d6nemlidir?\" class=\"wp-image-3665\" srcset=\"https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/09\/ag-guvenligi-neden-onemlidir.jpeg 1000w, https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/09\/ag-guvenligi-neden-onemlidir-300x150.jpeg 300w, https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/09\/ag-guvenligi-neden-onemlidir-768x384.jpeg 768w, https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/09\/ag-guvenligi-neden-onemlidir-360x180.jpeg 360w, https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/09\/ag-guvenligi-neden-onemlidir-750x375.jpeg 750w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure><\/div>\n\n\n\n<p>Siber su\u00e7lardan kaynaklanan zararlar\u0131n maliyetinin 2025 y\u0131l\u0131na kadar y\u0131ll\u0131k 10,5 trilyon dolara ula\u015faca\u011f\u0131 tahmin edilmektedir. Bu miktar\u0131n k\u00fc\u00e7\u00fck bir k\u0131sm\u0131 bile neredeyse i\u015fletmelerin kapanmas\u0131na neden olabilir. Mali kay\u0131plar\u0131n yan\u0131 s\u0131ra bir siber sald\u0131r\u0131ya maruz kalmak, uzun vadeli itibar hasar\u0131yla birlikte operasyonel ve \u00fcretkenlik kayb\u0131na neden olur.&nbsp;&nbsp;<\/p>\n\n\n\n<p>Etkili bir a\u011f g\u00fcvenli\u011fi olmadan, verilerinizin \u00e7al\u0131nmas\u0131 olduk\u00e7a kolayd\u0131r. \u00c7\u00fcnk\u00fc siber su\u00e7lar her ge\u00e7en g\u00fcn artmaktad\u0131r ve s\u0131zma y\u00f6ntemleri giderek daha ak\u0131ll\u0131 hale gelmektedir.<\/p>\n\n\n\n<p>Bu noktada en temel a\u011f g\u00fcvenli\u011fi ile bile \u00e7ok say\u0131da k\u00f6t\u00fc ama\u00e7l\u0131 yaz\u0131l\u0131m, vir\u00fcs ve bilgisayar korsanl\u0131\u011f\u0131 giri\u015fimini etkili bir \u015fekilde \u00f6nlemenizi sa\u011flayabilir. Genel olarak a\u011f g\u00fcvenli\u011fi, i\u015fletmenizin g\u00fcvenilirli\u011fine ve mali durumuna b\u00fcy\u00fck zarar verebilecek veri ihlallerini \u00f6nlemek i\u00e7in kritik \u00f6neme sahiptir.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">A\u011f G\u00fcvenli\u011fi Sa\u011flamak i\u00e7in En Verimli 16 Y\u00f6ntem<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1000\" height=\"500\" src=\"https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/09\/ag-guvenligi-saglamak-icin-en-verimli-16-yontem.jpeg\" alt=\"A\u011f G\u00fcvenli\u011fi Sa\u011flamak i\u00e7in En Verimli 16 Y\u00f6ntem\" class=\"wp-image-3666\" srcset=\"https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/09\/ag-guvenligi-saglamak-icin-en-verimli-16-yontem.jpeg 1000w, https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/09\/ag-guvenligi-saglamak-icin-en-verimli-16-yontem-300x150.jpeg 300w, https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/09\/ag-guvenligi-saglamak-icin-en-verimli-16-yontem-768x384.jpeg 768w, https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/09\/ag-guvenligi-saglamak-icin-en-verimli-16-yontem-360x180.jpeg 360w, https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/09\/ag-guvenligi-saglamak-icin-en-verimli-16-yontem-750x375.jpeg 750w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<p>A\u015fa\u011f\u0131da a\u011f g\u00fcvenli\u011fi ile ilgili listeleyece\u011fimiz farkl\u0131 unsurlara g\u00f6z atarak a\u011f g\u00fcvenli\u011finizi daha etkili hale getirebilirsiniz:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. Eri\u015fim Kontrol\u00fc<\/h3>\n\n\n\n<p>T\u00fcm kullan\u0131c\u0131lar\u0131n t\u00fcm i\u015f a\u011f\u0131na eri\u015fimine izin vermek, bir\u00e7ok yeni i\u015fletmenin yapt\u0131\u011f\u0131 bir hatad\u0131r. Bu hataya d\u00fc\u015fmemek i\u00e7in a\u011f eri\u015fimini k\u0131s\u0131tlaman\u0131n ve y\u00f6netmenin a\u011f g\u00fcvenli\u011finin \u00f6nemli bir par\u00e7as\u0131 oldu\u011funu bilmeniz gerekir. Bu noktada her kullan\u0131c\u0131n\u0131n yaln\u0131zca i\u015flerini yapmak i\u00e7in do\u011frudan kulland\u0131klar\u0131 uygulamalara, klas\u00f6rlere ve dosyalara eri\u015fmesi i\u00e7in gerekli izinleri vermeniz gerekti\u011fini bilin.<\/p>\n\n\n\n<p>Kullan\u0131c\u0131 ve cihazlar\u0131 tan\u0131mlay\u0131n, her yeni kullan\u0131c\u0131n\u0131n ve cihaz\u0131n do\u011fru politika ve prosed\u00fcrlerden ge\u00e7ti\u011finden emin olun, a\u011f\u0131n\u0131za eri\u015fen farkl\u0131 cihaz t\u00fcrlerini kapsayan g\u00fcvenlik politikalar\u0131 olu\u015fturun. Bu sayede kimin onaylanm\u0131\u015f eri\u015fime sahip oldu\u011funu g\u00f6rebilir ve kullan\u0131c\u0131lar\u0131n veya cihazlar\u0131n s\u0131n\u0131rs\u0131z veya herhangi bir a\u011f eri\u015fimine sahip olmas\u0131n\u0131 engelleyebilirsiniz.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. Kullan\u0131c\u0131 Kimlik Y\u00f6netimi<\/h3>\n\n\n\n<p>Kimlik y\u00f6netimi, bir bilgisayardaki kullan\u0131c\u0131lar hakk\u0131ndaki bilgileri kontrol etme i\u015flemidir. Bu, kullan\u0131c\u0131n\u0131n kimli\u011fini do\u011frulayan bilgileri ve eri\u015fim iznine sahip olduklar\u0131 kaynaklar\u0131 ve eylemleri g\u00f6steren bilgileri i\u00e7erir.&nbsp;<\/p>\n\n\n\n<p>Bu noktada kullan\u0131c\u0131 rollerini ve bunlar\u0131n a\u011fa ve hassas verilere eri\u015fim ayr\u0131cal\u0131klar\u0131n\u0131 tan\u0131mlay\u0131p ve y\u00f6netmeniz gerekir. Bu hem m\u00fc\u015fteri hem de \u00e7al\u0131\u015fan kimlikleri i\u00e7in ge\u00e7erlidir. Kullan\u0131c\u0131 ba\u015f\u0131na bir dijital kimlik ile her bir bireyi ve faaliyetlerini kolayca y\u00f6netebilir ve izleyebilirsiniz. Yukar\u0131da k\u0131saca bahsetti\u011fimiz gibi, bir i\u015fletmedeki kullan\u0131c\u0131lar genellikle i\u015flerini yapmak i\u00e7in ihtiya\u00e7 duyduklar\u0131ndan daha fazla eri\u015fim ayr\u0131cal\u0131\u011f\u0131na sahip olur. Kullan\u0131c\u0131lar ne kadar \u00e7ok eri\u015fime sahip olursa, bir veri ihlalinin meydana gelme olas\u0131l\u0131\u011f\u0131 da o kadar artar.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. Anti-Malware<\/h3>\n\n\n\n<p>K\u00f6t\u00fc ama\u00e7l\u0131 yaz\u0131l\u0131mdan koruma yaz\u0131l\u0131m\u0131, her i\u015fletmenin a\u011f g\u00fcvenli\u011fi i\u00e7in sahip olmas\u0131 gereken bir di\u011fer temel unsurdur. Bu y\u00fczden antivir\u00fcs ve anti-malware, sisteminize girmeye \u00e7al\u0131\u015fan vir\u00fcsleri, solucanlar\u0131, fidye yaz\u0131l\u0131mlar\u0131n\u0131 veya casus yaz\u0131l\u0131mlar\u0131 tespit etmek ve kontrol alt\u0131na almak i\u00e7in a\u011f g\u00fcvenli\u011finizin bir par\u00e7as\u0131 olmal\u0131d\u0131r.&nbsp;\u0130yi bir k\u00f6t\u00fc ama\u00e7l\u0131 yaz\u0131l\u0131mdan koruma program\u0131 yaln\u0131zca gelen k\u00f6t\u00fc ama\u00e7l\u0131 yaz\u0131l\u0131mlar\u0131 tespit etmekle kalmaz, ayn\u0131 zamanda anormallikler i\u00e7in dosyalar\u0131 s\u00fcrekli olarak izler ve takip eder.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. Uygulama G\u00fcvenli\u011fi<\/h3>\n\n\n\n<p>Uygulama g\u00fcvenli\u011fi, optimum g\u00fcvenlik \u00f6nlemleri i\u00e7in uygulamay\u0131 se\u00e7ti\u011finiz donan\u0131m, yaz\u0131l\u0131m ve s\u00fcre\u00e7leri kapsayan geni\u015f bir \u015femsiye terimdir.&nbsp;<\/p>\n\n\n\n<p>G\u00fcvensiz uygulamalara sahip olmak, i\u015fletmelerin bilgisayar korsanlar\u0131 taraf\u0131ndan hedef al\u0131nmas\u0131n\u0131n \u00f6nemli bir nedenidir. \u0130\u015fletmenin a\u011f g\u00fcvenli\u011fi taraf\u0131ndan desteklenmeyen g\u00fcvensiz bir uygulama arac\u0131l\u0131\u011f\u0131yla verilere s\u0131zmas\u0131 kolay olabilir.&nbsp;Bu noktada i\u015fletmenizde kulland\u0131\u011f\u0131n\u0131z t\u00fcm uygulamalar\u0131 ve yaz\u0131l\u0131mlar\u0131 korumaya \u00f6zen g\u00f6stermeniz \u00e7ok \u00f6nemlidir. Bu, sat\u0131n al\u0131nanlar\u0131n yan\u0131 s\u0131ra dahili olarak olu\u015fturulmu\u015f programlar i\u00e7in de ge\u00e7erlidir.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">5. Donan\u0131m G\u00fcvenli\u011fi<\/h3>\n\n\n\n<p>Donan\u0131m g\u00fcvenli\u011fi, yaz\u0131l\u0131m g\u00fcvenli\u011fini tamamlamak i\u00e7in \u00e7al\u0131\u015fan ve g\u00f6z ard\u0131 edilmemesi gereken bir ba\u015fka bile\u015fendir.&nbsp;Anti-vir\u00fcs uygulamalar\u0131n\u0131n aksine donan\u0131m g\u00fcvenli\u011fi, g\u00fcvenlik a\u00e7\u0131\u011f\u0131 korumas\u0131 sa\u011flayan fiziksel donan\u0131m cihazlar\u0131n\u0131 tan\u0131mlar.&nbsp;<\/p>\n\n\n\n<p>A\u011f\u0131n\u0131za ek bir koruma unsuru sa\u011flayan cihazlar aras\u0131nda donan\u0131m g\u00fcvenlik duvarlar\u0131 ve donan\u0131m g\u00fcvenlik mod\u00fclleri yer al\u0131r. Donan\u0131m g\u00fcvenlik mod\u00fcl\u00fc, bilgisayar donan\u0131m\u0131n\u0131 korumak i\u00e7in kullan\u0131lan fiziksel bir bilgi i\u015flem cihaz\u0131d\u0131r. Ayn\u0131 zamanda kriptoproses sa\u011flar ve dijital anahtarlar\u0131 y\u00f6netir. Bu da g\u00fc\u00e7l\u00fc kimlik do\u011frulama anlam\u0131na gelir. Geleneksel olarak mod\u00fcller, do\u011frudan bir bilgisayara veya a\u011f sunucusuna takt\u0131\u011f\u0131n\u0131z bir eklenti kart\u0131 veya harici cihaz \u015feklinde gelir.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">6. Yapay Zeka Tabanl\u0131 Tehdit Korumas\u0131<\/h3>\n\n\n\n<p>Bir\u00e7ok tehdit tespit arac\u0131 art\u0131k etkinliklerini art\u0131rmak i\u00e7in yapay zeka kullan\u0131r. Bu yapay zeka ara\u00e7lar\u0131, tehditleri \u00f6nceden tahmin etme ve ihlalleri meydana geldiklerinde ke\u015ffetme g\u00fcc\u00fcne sahiptir. Ayr\u0131ca fidye yaz\u0131l\u0131m\u0131 veya k\u00f6t\u00fc ama\u00e7l\u0131 yaz\u0131l\u0131m sald\u0131r\u0131lar\u0131na yan\u0131t verme yetenekleri ile de \u00f6n plana \u00e7\u0131karlar. Bu \u00f6ng\u00f6r\u00fcl\u00fc ve otomatik yan\u0131tlar\u0131n a\u011f g\u00fcvenli\u011fi \u00fczerinde kesinlikle b\u00fcy\u00fck bir etkisi var.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">7. E-posta G\u00fcvenli\u011fi<\/h3>\n\n\n\n<p>Bir\u00e7ok bilgisayar korsan\u0131 kimlik av\u0131 giri\u015fimleri ve k\u00f6t\u00fc ama\u00e7l\u0131 yaz\u0131l\u0131m ba\u011flant\u0131lar\u0131 i\u00e7in e-postalar\u0131 hedef al\u0131r. Bu y\u00fczden e-posta g\u00fcvenli\u011fi, genellikle bir e-posta g\u00fcvenlik uygulamas\u0131 arac\u0131l\u0131\u011f\u0131yla, gelen siber sald\u0131r\u0131lar\u0131 engellemek ve giden mesajlar\u0131 y\u00f6netmek i\u00e7in \u00e7ok \u00f6nemlidir.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">8. Network G\u00fcvenlik G\u00fcvenlik Duvarlar\u0131<\/h3>\n\n\n\n<p>G\u00fcvenlik duvarlar\u0131 her i\u015fletme i\u00e7in a\u011f g\u00fcvenli\u011finin kritik bir par\u00e7as\u0131d\u0131r. Dahili g\u00fcvenilir a\u011f\u0131n\u0131z ile internet gibi g\u00fcvenilir olmayan harici a\u011flar aras\u0131nda bir bariyer sa\u011flar.&nbsp;<\/p>\n\n\n\n<p>\u00c7o\u011fu \u015firket i\u00e7in standart bir g\u00fcvenlik arac\u0131 olan g\u00fcvenlik duvarlar\u0131 muhtemelen sizin i\u015fletmenizde de vard\u0131r. Ancak g\u00fcn\u00fcm\u00fcz\u00fcn s\u00fcrekli de\u011fi\u015fen tehdit ortam\u0131nda, do\u011fru koruma i\u00e7in yeni nesil g\u00fcvenlik duvarlar\u0131n\u0131n dikkate al\u0131nmas\u0131 gerekir.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">9.&nbsp; \u0130zinsiz Giri\u015f Tespit ve \u00d6nleme<\/h3>\n\n\n\n<p>\u0130zinsiz giri\u015f tespit yaz\u0131l\u0131m\u0131, a\u011f trafi\u011fini tarayarak a\u011f\u0131n\u0131z\u0131 \u015f\u00fcpheli veya k\u00f6t\u00fc niyetli faaliyetlere kar\u015f\u0131 izler. Yaz\u0131l\u0131m bu etkinli\u011fi i\u015faretler ve genellikle sonu\u00e7lar\u0131 do\u011frudan bir y\u00f6neticiye veya y\u00f6neticilere g\u00f6nderir. Ayr\u0131ca bir g\u00fcvenlik bilgi ve olay y\u00f6netimi (SIEM) sistemi i\u00e7inde de toplanabilir.<\/p>\n\n\n\n<p>Bir sald\u0131r\u0131 \u00f6nleme sistemi (IPS), gelen sald\u0131r\u0131lar\u0131 ger\u00e7ekle\u015ftirilmeden \u00f6nce engeller. Tehdit modellerini tahmin etmek ve tan\u0131mlamak i\u00e7in genellikle yapay zeka kullan\u0131rlar. Bir IPS, a\u011f\u0131n\u0131z\u0131 s\u00fcrekli olarak izler, potansiyel olarak k\u00f6t\u00fc niyetli etkinlikleri arar ve bu olaylarla ilgili bilgileri yakalar.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">10. Mobil Cihaz G\u00fcvenli\u011fi<\/h3>\n\n\n\n<p>Her ge\u00e7en y\u0131l daha fazla i\u015fletme, ki\u015fisel mobil cihazlarda kurumsal uygulamalar\u0131 destekler. Bu y\u00fczden a\u011f eri\u015fimi olan cihazlar\u0131n kontrol edilmesi ve izlenmesi, a\u011f trafi\u011finin gizli kalmas\u0131 i\u00e7in ba\u011flant\u0131lar\u0131n yap\u0131land\u0131r\u0131lmas\u0131, mobil cihaz y\u00f6netimi veya mobil uygulama y\u00f6netimi sistemleri ve prosed\u00fcrlerinin uygulanmas\u0131 gerekir.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">11. Kablosuz G\u00fcvenlik<\/h3>\n\n\n\n<p>Kablosuz a\u011f g\u00fcvenli\u011finin kablolu a\u011flara g\u00f6re daha s\u0131k\u0131 ve \u00f6zel olmas\u0131 gerekir. Bunun nedeni kablosuz a\u011flar\u0131n do\u011fas\u0131 gere\u011fi daha az g\u00fcvenli olmas\u0131d\u0131r. G\u00fc\u00e7l\u00fc ve etkili g\u00fcvenlik \u00f6nlemleri olmadan, kablosuz bir LAN kurmak, her yere ethernet ba\u011flant\u0131 noktalar\u0131 koymak gibi olabilir, b\u00f6ylece insanlar kolayca a\u011f\u0131n\u0131za eri\u015febilir.<\/p>\n\n\n\n<p>Bu noktada a\u011f\u0131n\u0131z\u0131n istismar edilmesini \u00f6nlemek i\u00e7in, kablosuz a\u011flar\u0131 koruyan \u00f6zel \u00fcr\u00fcnlerden ve sald\u0131r\u0131 riski alt\u0131nda olmad\u0131\u011f\u0131n\u0131zdan emin olmak i\u00e7in al\u0131nabilecek \u00f6nlemlerden yararlanman\u0131z gerekir. Buna g\u00fc\u00e7l\u00fc \u015fifreleme, g\u00fcvenli WPA \u015fifreleri (varsa misafir a\u011f\u0131 i\u00e7in farkl\u0131), sahte kablosuz eri\u015fim noktalar\u0131n\u0131 kontrol etme, a\u011f ad\u0131n\u0131 gizleme, g\u00fcvenlik duvarlar\u0131 kullanma, MAC kimlik do\u011frulamas\u0131n\u0131 etkinle\u015ftirme ve <a href=\"https:\/\/uzmanposta.com\/blog\/vpn-nedir\/\">VPN<\/a> kullanma dahildir.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">12. Sanal \u00d6zel A\u011flar (VPN&#8217;ler)<\/h3>\n\n\n\n<p>VPN, bir u\u00e7 noktadan bir a\u011fa olan ba\u011flant\u0131y\u0131 \u015fifreler. \u00c7o\u011fu zaman bu, internet \u00fczerinden ger\u00e7ekle\u015fir. Genellikle bir uzaktan eri\u015fim VPN&#8217;i, cihaz ve a\u011f ileti\u015fimlerinin kimli\u011fini do\u011frulamak i\u00e7in IPsec veya Sanal \u00d6zel A\u011flar (VPN&#8217;ler) kullan\u0131r.<\/p>\n\n\n\n<p>VPN&#8217;ler bu noktada olduk\u00e7a k\u00f6kl\u00fc bir a\u011f g\u00fcvenli\u011fi arac\u0131d\u0131r. \u00c7evrimi\u00e7i etkinli\u011finiz korunmad\u0131\u011f\u0131nda herkes taraf\u0131ndan kolayca g\u00f6r\u00fclebilir. VPN, verilerinizi \u015fifreleyerek ve ba\u011flant\u0131n\u0131z\u0131 \u00f6zel bir sunucu \u00fczerinden y\u00f6nlendirerek \u00e7al\u0131\u015f\u0131r. Sonu\u00e7 olarak, etkinli\u011finiz ve gizlili\u011finiz \u00e7evrimi\u00e7i ortamda korunur.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">13. A\u011f Segmentasyonu<\/h3>\n\n\n\n<p>A\u011f segmentasyonu, a\u011f trafi\u011finizi farkl\u0131 s\u0131n\u0131fland\u0131rmalara b\u00f6ler. Bu, u\u00e7 nokta kimli\u011fine dayal\u0131 farkl\u0131 g\u00fcvenlik politikalar\u0131n\u0131n uygulanmas\u0131n\u0131 \u00e7ok daha kolay hale getirir. Eri\u015fim haklar\u0131 role, konuma ve daha fazlas\u0131na g\u00f6re atanabilir.&nbsp; Bu, do\u011fru ki\u015filere do\u011fru d\u00fczeyde do\u011fru eri\u015fimin atanmas\u0131n\u0131 ve \u015f\u00fcpheli cihazlar\u0131n i\u015faretlenip kontrol alt\u0131na al\u0131narak tehlikeye yol a\u00e7an durumun giderilmesini sa\u011flar.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">14.&nbsp; SIEM yaz\u0131l\u0131m\u0131<\/h3>\n\n\n\n<p>G\u00fcvenlik bilgileri ve olay y\u00f6netimi (SIEM), t\u00fcm BT altyap\u0131n\u0131zdaki bir\u00e7ok farkl\u0131 kaynaktan gelen etkinli\u011fi toplayan ve analiz eden bir yaz\u0131l\u0131m \u00e7\u00f6z\u00fcm\u00fcd\u00fcr. SIEM, a\u011f cihazlar\u0131ndan, sunuculardan, alan ad\u0131 denetleyicilerinden ve daha fazlas\u0131ndan g\u00fcvenlik verilerini toplar.<\/p>\n\n\n\n<p>SIEM \u00fcr\u00fcnleri, BT ekibinizin tehditleri belirlemek ve bunlara yan\u0131t vermek i\u00e7in ihtiya\u00e7 duydu\u011fu bilgileri bir araya getirir. Bu \u00fcr\u00fcnler, fiziksel ve sanal cihazlar ve sunucu yaz\u0131l\u0131m\u0131 dahil olmak \u00fczere \u00e7e\u015fitli bi\u00e7imlerde gelir.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">15. DDoS Sald\u0131r\u0131s\u0131 G\u00fcvenlik \u00d6nlemleri<\/h3>\n\n\n\n<p>A\u011f g\u00fcvenli\u011finde u\u00e7 nokta g\u00fcvenli\u011fi, uzak cihazlar arac\u0131l\u0131\u011f\u0131yla eri\u015fildi\u011finde i\u015f a\u011f\u0131n\u0131n korunmas\u0131n\u0131 i\u00e7erir. Bu t\u00fcr cihazlar aras\u0131nda diz\u00fcst\u00fc bilgisayarlar, cep telefonlar\u0131 ve iPad&#8217;ler bulunur. Yeni bir cihaz a\u011fa her ba\u011fland\u0131\u011f\u0131nda, g\u00fcvenlik tehditleri i\u00e7in potansiyel bir giri\u015f noktas\u0131 olu\u015fturulur.<\/p>\n\n\n\n<p>Bu noktada i\u015fletmelerde \u00e7al\u0131\u015fanlar\u0131n i\u015f dosyalar\u0131na (k\u00fct\u00fcphane veya havaalan\u0131 gibi) eri\u015fmek i\u00e7in halka a\u00e7\u0131k a\u011flar\u0131 kullanmaya \u00e7al\u0131\u015ft\u0131\u011f\u0131 zamanlarda, u\u00e7 nokta g\u00fcvenli\u011finin genel a\u011f g\u00fcvenli\u011fi stratejinizde nas\u0131l bir rol oynad\u0131\u011f\u0131 konusunda \u00e7al\u0131\u015fanlar\u0131n\u0131z\u0131 e\u011fitmeniz gerekir.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">16. Web G\u00fcvenli\u011fi&nbsp;<\/h3>\n\n\n\n<p>\u00c7al\u0131\u015fanlar\u0131n web kullan\u0131m\u0131n\u0131 kontrol etmek, web tabanl\u0131 tehditleri engellemek ve k\u00f6t\u00fc ama\u00e7l\u0131 web sitelerine eri\u015fimi reddetmek i\u00e7in bir web g\u00fcvenli\u011fi \u00e7\u00f6z\u00fcm\u00fc uygulay\u0131n. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>A\u011f g\u00fcvenli\u011fi, \u00e7e\u015fitli teknolojileri, politikalar\u0131, s\u00fcre\u00e7leri ve cihazlar\u0131 kapsayan \u015femsiye bir terimdir. Bir a\u011f\u0131n gizlili\u011fini, b\u00fct\u00fcnl\u00fc\u011f\u00fcn\u00fc ve eri\u015filebilirli\u011fini g\u00fcvence alt\u0131na almak i\u00e7in tasarlanm\u0131\u015f bir sistemdir. A\u011f g\u00fcvenli\u011fi prosed\u00fcrlerinin ve ara\u00e7lar\u0131n\u0131n temel odak noktas\u0131, a\u011f i\u00e7inde bulunan dijital varl\u0131klar\u0131 korurken yetkisiz a\u011f eri\u015fimini ve izinsiz giri\u015fleri \u00f6nlemektir.&nbsp;&nbsp; A\u011f g\u00fcvenli\u011fi, g\u00fcvenlik analistleri ve olay m\u00fcdahale ekipleri gibi [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":3664,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[86,1],"tags":[],"class_list":["post-3661","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-guvenlik","category-nedir-nasil-yapilir"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>A\u011f G\u00fcvenli\u011fi Nas\u0131l Sa\u011flan\u0131r? En Verimli 16 Y\u00f6ntem - Uzman Posta<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/uzmanposta.com\/blog\/ag-guvenligi-nasil-saglanir\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"A\u011f G\u00fcvenli\u011fi Nas\u0131l Sa\u011flan\u0131r? En Verimli 16 Y\u00f6ntem - Uzman Posta\" \/>\n<meta property=\"og:description\" content=\"A\u011f g\u00fcvenli\u011fi, \u00e7e\u015fitli teknolojileri, politikalar\u0131, s\u00fcre\u00e7leri ve cihazlar\u0131 kapsayan \u015femsiye bir terimdir. Bir a\u011f\u0131n gizlili\u011fini, b\u00fct\u00fcnl\u00fc\u011f\u00fcn\u00fc ve eri\u015filebilirli\u011fini g\u00fcvence alt\u0131na almak i\u00e7in tasarlanm\u0131\u015f bir sistemdir. A\u011f g\u00fcvenli\u011fi prosed\u00fcrlerinin ve ara\u00e7lar\u0131n\u0131n temel odak noktas\u0131, a\u011f i\u00e7inde bulunan dijital varl\u0131klar\u0131 korurken yetkisiz a\u011f eri\u015fimini ve izinsiz giri\u015fleri \u00f6nlemektir.&nbsp;&nbsp; A\u011f g\u00fcvenli\u011fi, g\u00fcvenlik analistleri ve olay m\u00fcdahale ekipleri gibi [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/uzmanposta.com\/blog\/ag-guvenligi-nasil-saglanir\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/uzmanposta\/\" \/>\n<meta property=\"article:published_time\" content=\"2023-09-18T05:37:39+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-09-18T05:37:40+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/09\/ag-guvenligi-nasil-saglanir-en-verimli-16-yontem.jpeg\" \/>\n\t<meta property=\"og:image:width\" content=\"1000\" \/>\n\t<meta property=\"og:image:height\" content=\"500\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Sibel Ho\u015f\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@uZmanPosta\" \/>\n<meta name=\"twitter:site\" content=\"@uZmanPosta\" \/>\n<meta name=\"twitter:label1\" content=\"Yazan:\" \/>\n\t<meta name=\"twitter:data1\" content=\"Sibel Ho\u015f\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tahmini okuma s\u00fcresi\" \/>\n\t<meta name=\"twitter:data2\" content=\"9 dakika\" \/>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"A\u011f G\u00fcvenli\u011fi Nas\u0131l Sa\u011flan\u0131r? En Verimli 16 Y\u00f6ntem - Uzman Posta","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/uzmanposta.com\/blog\/ag-guvenligi-nasil-saglanir\/","og_locale":"tr_TR","og_type":"article","og_title":"A\u011f G\u00fcvenli\u011fi Nas\u0131l Sa\u011flan\u0131r? En Verimli 16 Y\u00f6ntem - Uzman Posta","og_description":"A\u011f g\u00fcvenli\u011fi, \u00e7e\u015fitli teknolojileri, politikalar\u0131, s\u00fcre\u00e7leri ve cihazlar\u0131 kapsayan \u015femsiye bir terimdir. Bir a\u011f\u0131n gizlili\u011fini, b\u00fct\u00fcnl\u00fc\u011f\u00fcn\u00fc ve eri\u015filebilirli\u011fini g\u00fcvence alt\u0131na almak i\u00e7in tasarlanm\u0131\u015f bir sistemdir. A\u011f g\u00fcvenli\u011fi prosed\u00fcrlerinin ve ara\u00e7lar\u0131n\u0131n temel odak noktas\u0131, a\u011f i\u00e7inde bulunan dijital varl\u0131klar\u0131 korurken yetkisiz a\u011f eri\u015fimini ve izinsiz giri\u015fleri \u00f6nlemektir.&nbsp;&nbsp; A\u011f g\u00fcvenli\u011fi, g\u00fcvenlik analistleri ve olay m\u00fcdahale ekipleri gibi [&hellip;]","og_url":"https:\/\/uzmanposta.com\/blog\/ag-guvenligi-nasil-saglanir\/","og_site_name":"Blog","article_publisher":"https:\/\/www.facebook.com\/uzmanposta\/","article_published_time":"2023-09-18T05:37:39+00:00","article_modified_time":"2023-09-18T05:37:40+00:00","og_image":[{"width":1000,"height":500,"url":"https:\/\/uzmanposta.com\/blog\/wp-content\/uploads\/2023\/09\/ag-guvenligi-nasil-saglanir-en-verimli-16-yontem.jpeg","type":"image\/jpeg"}],"author":"Sibel Ho\u015f","twitter_card":"summary_large_image","twitter_creator":"@uZmanPosta","twitter_site":"@uZmanPosta","twitter_misc":{"Yazan:":"Sibel Ho\u015f","Tahmini okuma s\u00fcresi":"9 dakika"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/uzmanposta.com\/blog\/ag-guvenligi-nasil-saglanir\/#article","isPartOf":{"@id":"https:\/\/uzmanposta.com\/blog\/ag-guvenligi-nasil-saglanir\/"},"author":{"name":"Sibel Ho\u015f","@id":"https:\/\/uzmanposta.com\/blog\/#\/schema\/person\/ac85212a35ebcaaf56c92a7e051813d6"},"headline":"A\u011f G\u00fcvenli\u011fi Nas\u0131l Sa\u011flan\u0131r? 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