{"id":3256,"date":"2025-06-16T20:31:00","date_gmt":"2025-06-16T17:31:00","guid":{"rendered":"https:\/\/www.bircloud.com\/cloud\/index.php\/2025\/06\/16\/kubernetes-cilium-ebpf-ag-guvenligi-performans\/"},"modified":"2026-03-21T17:28:31","modified_gmt":"2026-03-21T14:28:31","slug":"kubernetes-cilium-ebpf-ag-guvenligi-performans","status":"publish","type":"post","link":"https:\/\/www.bircloud.com\/cloud\/index.php\/2025\/06\/16\/kubernetes-cilium-ebpf-ag-guvenligi-performans\/","title":{"rendered":"Kubernetes ve Cilium ile eBPF Tabanl\u0131 A\u011f G\u00fcvenli\u011fi ve Performans Optimizasyonu: BirCloud Uzmanl\u0131\u011f\u0131"},"content":{"rendered":"<p class=\"bircloud-reading-time\">\ud83d\udcd6 <strong>6 dakika<\/strong> okuma s\u00fcresi<\/p>\n<div class=\"bircloud-toc\">\n<h2>\ud83d\udccb \u0130\u00e7indekiler<\/h2>\n<ul>\n<li><a href=\"#section-1\">Giri\u015f<\/a><\/li>\n<li><a href=\"#section-2\">eBPF Nedir?<\/a><\/li>\n<li><a href=\"#section-3\">Cilium Nedir?<\/a><\/li>\n<li><a href=\"#section-4\">Cilium ve eBPF&#8217;nin Avantajlar\u0131<\/a><\/li>\n<li><a href=\"#section-5\">Kullan\u0131m Senaryolar\u0131<\/a><\/li>\n<li><a href=\"#section-6\">Kurulum ve Ba\u015flang\u0131\u00e7 Rehberi<\/a><\/li>\n<li><a href=\"#section-7\">BirCloud Perspektifi<\/a><\/li>\n<li><a href=\"#section-8\">Sonu\u00e7<\/a><\/li>\n<\/ul>\n<\/div>\n<h2 id=\"section-1\">Giri\u015f<\/h2>\n<p>Bulut yerel (cloud native) uygulamalar\u0131n karma\u015f\u0131kl\u0131\u011f\u0131 artt\u0131k\u00e7a, a\u011f g\u00fcvenli\u011fi ve performans\u0131 kritik \u00f6neme sahip hale geliyor. Kubernetes, konteyner orkestrasyonu i\u00e7in end\u00fcstri standard\u0131 haline gelirken, a\u011f katman\u0131ndaki zorluklar\u0131n \u00fcstesinden gelmek de bir gereklilik. \u0130\u015fte bu noktada, eBPF (extended Berkeley Packet Filter) ve Cilium devreye giriyor. Bu yaz\u0131da, Kubernetes ve Cilium ile eBPF tabanl\u0131 a\u011f g\u00fcvenli\u011fi ve performans optimizasyonunu derinlemesine inceleyece\u011fiz. BirCloud olarak bu alandaki uzmanl\u0131\u011f\u0131m\u0131z\u0131 ve sundu\u011fumuz \u00e7\u00f6z\u00fcmleri de sizlerle payla\u015faca\u011f\u0131z.<\/p>\n<h2 id=\"section-2\">eBPF Nedir?<\/h2>\n<p>eBPF, Linux \u00e7ekirde\u011finde \u00e7al\u0131\u015fan, kullan\u0131c\u0131 tan\u0131ml\u0131 programlar\u0131n \u00e7ekirdek olaylar\u0131na tepki vermesini sa\u011flayan bir teknolojidir. Ba\u015flang\u0131\u00e7ta a\u011f trafi\u011fini filtrelemek i\u00e7in tasarlanm\u0131\u015f olsa da, eBPF&#8217;nin yetenekleri zamanla geni\u015flemi\u015ftir ve art\u0131k g\u00fcvenlik, g\u00f6zlemlenebilirlik ve performans analizi gibi \u00e7e\u015fitli alanlarda kullan\u0131lmaktad\u0131r. eBPF programlar\u0131, \u00e7ekirdek i\u00e7inde g\u00fcvenli bir \u015fekilde \u00e7al\u0131\u015ft\u0131r\u0131l\u0131r ve bu da d\u00fc\u015f\u00fck gecikme s\u00fcresi ve y\u00fcksek performans sa\u011flar.<\/p>\n<h2 id=\"section-3\">Cilium Nedir?<\/h2>\n<p>Cilium, Kubernetes ortamlar\u0131 i\u00e7in tasarlanm\u0131\u015f, a\u00e7\u0131k kaynak kodlu bir a\u011f ve g\u00fcvenlik \u00e7\u00f6z\u00fcm\u00fcd\u00fcr. eBPF&#8217;yi temel alarak, konteynerler aras\u0131ndaki a\u011f trafi\u011fini y\u00f6netir, g\u00fcvenlik politikalar\u0131n\u0131 uygular ve g\u00f6zlemlenebilirlik sa\u011flar. Cilium, Kubernetes&#8217;in dinamik yap\u0131s\u0131yla uyumlu \u00e7al\u0131\u015f\u0131r ve modern bulut yerel uygulamalar\u0131n ihtiya\u00e7lar\u0131n\u0131 kar\u015f\u0131lar.<\/p>\n<h2 id=\"section-4\">Cilium ve eBPF&#8217;nin Avantajlar\u0131<\/h2>\n<ul>\n<li><b>Y\u00fcksek Performans:<\/b> eBPF, \u00e7ekirdek i\u00e7inde \u00e7al\u0131\u015ft\u0131\u011f\u0131 i\u00e7in a\u011f trafi\u011fini d\u00fc\u015f\u00fck gecikme s\u00fcresiyle i\u015fler. Bu, \u00f6zellikle y\u00fcksek trafikli ve d\u00fc\u015f\u00fck gecikme s\u00fcresi gerektiren uygulamalar i\u00e7in \u00f6nemlidir.<\/li>\n<li><b>Geli\u015fmi\u015f G\u00fcvenlik:<\/b> Cilium, eBPF&#8217;yi kullanarak konteynerler aras\u0131ndaki ileti\u015fimi s\u0131k\u0131 bir \u015fekilde kontrol edebilir. A\u011f politikalar\u0131, Kubernetes servis kimliklerine (service identities) dayal\u0131 olarak uygulanabilir, bu da daha g\u00fcvenli bir ortam sa\u011flar. <a href=\"https:\/\/www.bircloud.com\/cloud\/index.php\/2025\/12\/11\/cloud-native-guvenlik-cilium-ebpf\/\">Cloud Native G\u00fcvenli\u011fin Yeni Nesli: Cilium Service Mesh ve eBPF Entegrasyonu<\/a> yaz\u0131m\u0131zda bu konuya daha detayl\u0131 de\u011finmi\u015ftik.<\/li>\n<li><b>Detayl\u0131 G\u00f6zlemlenebilirlik:<\/b> Cilium, a\u011f trafi\u011fi hakk\u0131nda zengin veriler toplar ve bu verileri g\u00f6zlemlenebilirlik ara\u00e7lar\u0131na aktar\u0131r. Bu sayede, a\u011fdaki sorunlar\u0131 h\u0131zl\u0131 bir \u015fekilde tespit etmek ve gidermek m\u00fcmk\u00fcn olur. <a href=\"https:\/\/www.bircloud.com\/cloud\/index.php\/2025\/11\/26\/cloud-native-uygulamalar-ebpf-gozlemlenebilirlik-4\/\">Cloud Native Uygulamalar i\u00e7in eBPF ile G\u00f6zlemlenebilirlik: Yeni Nesil \u0130zleme ve Analiz<\/a> yaz\u0131m\u0131zda bu konuyu daha ayr\u0131nt\u0131l\u0131 inceleyebilirsiniz.<\/li>\n<li><b>Kubernetes Entegrasyonu:<\/b> Cilium, Kubernetes API&#8217;si ile entegre \u00e7al\u0131\u015f\u0131r ve Kubernetes kaynaklar\u0131n\u0131 (servisler, podlar, namespace&#8217;ler) otomatik olarak tan\u0131r. Bu, a\u011f ve g\u00fcvenlik politikalar\u0131n\u0131n Kubernetes ortam\u0131yla uyumlu bir \u015fekilde y\u00f6netilmesini sa\u011flar.<\/li>\n<li><b>Service Mesh Yetenekleri:<\/b> Cilium, service mesh yetenekleri sunarak, mikroservisler aras\u0131ndaki ileti\u015fimi y\u00f6netir, trafik y\u00f6nlendirme, y\u00fck dengeleme ve g\u00fcvenlik gibi \u00f6zellikleri sa\u011flar. <a href=\"https:\/\/www.bircloud.com\/cloud\/index.php\/2025\/12\/31\/linkerd-lightweight-service-mesh\/\">Linkerd ile Lightweight Service Mesh: Kubernetes Ortam\u0131n\u0131z \u0130\u00e7in \u0130deal \u00c7\u00f6z\u00fcm<\/a> ba\u015fl\u0131kl\u0131 yaz\u0131m\u0131zda service mesh teknolojilerine de\u011finmi\u015ftik.<\/li>\n<\/ul>\n<h2 id=\"section-5\">Kullan\u0131m Senaryolar\u0131<\/h2>\n<ul>\n<li><b>Mikroservis G\u00fcvenli\u011fi:<\/b> Cilium, mikroservisler aras\u0131ndaki ileti\u015fimi yetkilendirme ve \u015fifreleme gibi g\u00fcvenlik politikalar\u0131yla korur.<\/li>\n<li><b>A\u011f \u0130zleme ve Analiz:<\/b> eBPF, a\u011f trafi\u011fi hakk\u0131nda detayl\u0131 veriler toplayarak, a\u011fdaki anormallikleri tespit etmeyi ve performans\u0131 analiz etmeyi sa\u011flar.<\/li>\n<li><b>Y\u00fck Dengeleme:<\/b> Cilium, eBPF&#8217;yi kullanarak geli\u015fmi\u015f y\u00fck dengeleme algoritmalar\u0131 uygular ve trafi\u011fi en uygun konteynerlere y\u00f6nlendirir.<\/li>\n<li><b>A\u011f Politikas\u0131 Y\u00f6netimi:<\/b> Cilium, Kubernetes a\u011f politikalar\u0131n\u0131 uygulayarak, konteynerler aras\u0131ndaki ileti\u015fimi kontrol eder ve g\u00fcvenlik ihlallerini \u00f6nler.<\/li>\n<\/ul>\n<h2 id=\"section-6\">Kurulum ve Ba\u015flang\u0131\u00e7 Rehberi<\/h2>\n<p>Cilium&#8217;u Kubernetes ortam\u0131n\u0131za kurmak i\u00e7in a\u015fa\u011f\u0131daki ad\u0131mlar\u0131 izleyebilirsiniz:<\/p>\n<ol>\n<li><b>Kubernetes K\u00fcmesi Haz\u0131rl\u0131\u011f\u0131:<\/b> \u00d6ncelikle, \u00e7al\u0131\u015fan bir Kubernetes k\u00fcmesine ihtiyac\u0131n\u0131z var. Minikube, kind veya bulut sa\u011flay\u0131c\u0131n\u0131z\u0131n Kubernetes hizmetini kullanabilirsiniz.<\/li>\n<li><b>Cilium CLI Kurulumu:<\/b> Cilium komut sat\u0131r\u0131 arac\u0131 (CLI) &#8216;y\u0131 kurun. Bu ara\u00e7, Cilium&#8217;u y\u00f6netmek i\u00e7in kullan\u0131l\u0131r.\n<pre><code>curl -L --fail --remote-name-all https:\/\/github.com\/cilium\/cilium-cli\/releases\/latest\/download\/cilium-linux-amd64.tar.gz\ntar xzvf cilium-linux-amd64.tar.gz\nsudo mv cilium \/usr\/local\/bin\/\nrm cilium-linux-amd64.tar.gz<\/code><\/pre>\n<\/li>\n<li><b>Cilium Kurulumu:<\/b> Cilium CLI&#8217;y\u0131 kullanarak Cilium&#8217;u Kubernetes k\u00fcmenize kurun.\n<pre><code>cilium install<\/code><\/pre>\n<\/li>\n<li><b>Cilium&#8217;u Do\u011frulama:<\/b> Cilium&#8217;un do\u011fru \u015fekilde kuruldu\u011funu do\u011frulamak i\u00e7in a\u015fa\u011f\u0131daki komutu kullan\u0131n.\n<pre><code>cilium status<\/code><\/pre>\n<\/li>\n<li><b>A\u011f Politikalar\u0131 Tan\u0131mlama:<\/b> Cilium&#8217;u kurduktan sonra, a\u011f politikalar\u0131 tan\u0131mlayarak konteynerler aras\u0131ndaki ileti\u015fimi kontrol edebilirsiniz. \u00d6rne\u011fin, belirli bir namespace&#8217;deki podlar\u0131n sadece belirli servislere eri\u015fmesine izin verebilirsiniz.<\/li>\n<\/ol>\n<p>A\u015fa\u011f\u0131daki \u00f6rnek, bir a\u011f politikas\u0131n\u0131n nas\u0131l tan\u0131mlanaca\u011f\u0131n\u0131 g\u00f6stermektedir:<\/p>\n<pre><code>apiVersion: networking.k8s.io\/v1\nkind: NetworkPolicy\nmetadata:\n  name: allow-from-namespace\n  namespace: my-namespace\nspec:\n  podSelector:\n    matchLabels:\n      app: my-app\n  ingress:\n  - from:\n    - namespaceSelector:\n        matchLabels:\n          name: allowed-namespace\n    ports:\n    - protocol: TCP\n      port: 80<\/code><\/pre>\n<h2 id=\"section-7\">BirCloud Perspektifi<\/h2>\n<p>BirCloud olarak, m\u00fc\u015fterilerimize Kubernetes ve Cilium ile eBPF tabanl\u0131 a\u011f g\u00fcvenli\u011fi ve performans optimizasyonu \u00e7\u00f6z\u00fcmleri sunuyoruz. Deneyimli ekibimiz, m\u00fc\u015fterilerimizin ihtiya\u00e7lar\u0131na uygun \u00f6zel \u00e7\u00f6z\u00fcmler geli\u015ftirerek, bulut altyap\u0131lar\u0131n\u0131n g\u00fcvenli\u011fini ve performans\u0131n\u0131 art\u0131rmalar\u0131na yard\u0131mc\u0131 oluyor. Ayr\u0131ca, <a href=\"https:\/\/www.bircloud.com\/cloud\/index.php\/2026\/02\/03\/modern-savunmanin-temeli-isletmenizi-birsiem-ile-nasil-guclendirirsiniz\/\">Modern Savunman\u0131n Temeli: \u0130\u015fletmenizi BirSIEM ile Nas\u0131l G\u00fc\u00e7lendirirsiniz?<\/a> yaz\u0131m\u0131zda de\u011findi\u011fimiz gibi, a\u011f g\u00fcvenli\u011fi \u00e7\u00f6z\u00fcmlerimizi SIEM entegrasyonlar\u0131yla birle\u015ftirerek kapsaml\u0131 bir g\u00fcvenlik \u00e7\u00f6z\u00fcm\u00fc sunuyoruz. M\u00fc\u015fterilerimizin bulut yolculuklar\u0131nda g\u00fcvenilir bir ortak olarak, en son teknolojileri kullanarak rekabet avantaj\u0131 elde etmelerini sa\u011fl\u0131yoruz. Kubernetes operat\u00f6rleri ile durumsal uygulama y\u00f6netimi konusunda da uzmanl\u0131\u011f\u0131m\u0131z bulunmaktad\u0131r. <a href=\"https:\/\/www.bircloud.com\/cloud\/index.php\/2025\/12\/21\/kubernetes-operatorleri-durumsal-uygulama-yonetimi\/\">Kubernetes Operat\u00f6rleri ile Durumsal Uygulama Y\u00f6netimi: BirCloud Uzmanl\u0131\u011f\u0131<\/a> yaz\u0131m\u0131zda bu konuyu ele alm\u0131\u015ft\u0131k.<\/p>\n<h2 id=\"section-8\">Sonu\u00e7<\/h2>\n<p>Kubernetes ve Cilium ile eBPF tabanl\u0131 a\u011f g\u00fcvenli\u011fi ve performans optimizasyonu, modern bulut yerel uygulamalar i\u00e7in vazge\u00e7ilmez bir gereklilik haline gelmi\u015ftir. eBPF&#8217;nin sundu\u011fu y\u00fcksek performans ve g\u00f6zlemlenebilirlik yetenekleri, Cilium ile birle\u015fti\u011finde, Kubernetes ortamlar\u0131n\u0131n g\u00fcvenli\u011fini ve verimlili\u011fini \u00f6nemli \u00f6l\u00e7\u00fcde art\u0131r\u0131r. BirCloud olarak, bu alandaki uzmanl\u0131\u011f\u0131m\u0131zla m\u00fc\u015fterilerimize en iyi \u00e7\u00f6z\u00fcmleri sunmaya devam edece\u011fiz.<\/p>\n<div class=\"bircloud-faq\">\n<h2>\u2753 S\u0131k Sorulan Sorular<\/h2>\n<div class=\"faq-item\">\n<h3>eBPF nedir?<\/h3>\n<p>eBPF (extended Berkeley Packet Filter), Linux \u00e7ekirde\u011finde \u00e7al\u0131\u015fan, kullan\u0131c\u0131 tan\u0131ml\u0131 programlar\u0131n \u00e7ekirdek olaylar\u0131na tepki vermesini sa\u011flayan bir teknolojidir.<\/p>\n<\/div>\n<div class=\"faq-item\">\n<h3>Cilium nedir?<\/h3>\n<p>Cilium, Kubernetes ortamlar\u0131 i\u00e7in tasarlanm\u0131\u015f, a\u00e7\u0131k kaynak kodlu bir a\u011f ve g\u00fcvenlik \u00e7\u00f6z\u00fcm\u00fcd\u00fcr. eBPF&#039;yi temel alarak \u00e7al\u0131\u015f\u0131r.<\/p>\n<\/div>\n<div class=\"faq-item\">\n<h3>Cilium&#039;un avantajlar\u0131 nelerdir?<\/h3>\n<p>Y\u00fcksek performans, geli\u015fmi\u015f g\u00fcvenlik, detayl\u0131 g\u00f6zlemlenebilirlik ve Kubernetes entegrasyonu gibi avantajlar\u0131 vard\u0131r.<\/p>\n<\/div>\n<div class=\"faq-item\">\n<h3>BirCloud bu konuda nas\u0131l yard\u0131mc\u0131 olabilir?<\/h3>\n<p>BirCloud, m\u00fc\u015fterilerine Kubernetes ve Cilium ile eBPF tabanl\u0131 a\u011f g\u00fcvenli\u011fi ve performans optimizasyonu \u00e7\u00f6z\u00fcmleri sunar. \u0130htiya\u00e7lara \u00f6zel \u00e7\u00f6z\u00fcmler geli\u015ftirerek bulut altyap\u0131lar\u0131n\u0131n g\u00fcvenli\u011fini ve performans\u0131n\u0131 art\u0131r\u0131r.<\/p>\n<\/div>\n<\/div>\n<div class=\"bircloud-related-posts\">\n<h2>\ud83d\udcda \u0130lgili Yaz\u0131lar<\/h2>\n<ul>\n<li><a href=\"https:\/\/www.bircloud.com\/cloud\/index.php\/2025\/10\/12\/cloud-native-ebpf-gozlemlenebilirlik-guvenlik-2\/\">Cloud Native Uygulamalar i\u00e7in eBPF ile G\u00f6zlemlenebilirlik ve G\u00fcvenli\u011fi Art\u0131rma<\/a><\/li>\n<li><a href=\"https:\/\/www.bircloud.com\/cloud\/index.php\/2025\/12\/05\/argo-cd-gitops-surekli-dagitim-uygulama-senkronizasyonu\/\">Argo CD ile GitOps Tabanl\u0131 S\u00fcrekli Da\u011f\u0131t\u0131m ve Uygulama Senkronizasyonu: Derinlemesine \u0130nceleme<\/a><\/li>\n<li><a href=\"https:\/\/www.bircloud.com\/cloud\/index.php\/2025\/01\/02\/argo-cd-gitops-surekli-dagitim-stratejileri-2\/\">Argo CD ile GitOps Tabanl\u0131 S\u00fcrekli Da\u011f\u0131t\u0131m: Stratejiler ve En \u0130yi Uygulamalar<\/a><\/li>\n<li><a href=\"https:\/\/www.bircloud.com\/cloud\/index.php\/2025\/05\/07\/kubernetes-kubewarden-politika-tabanli-kaynak-yonetimi\/\">Kubernetes&#039;te Etkin Kaynak Y\u00f6netimi: Kubewarden ile Politika Tabanl\u0131 Kontrol<\/a><\/li>\n<\/ul>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Kubernetes ve Cilium ile eBPF kullanarak a\u011f g\u00fcvenli\u011fini art\u0131r\u0131n ve performans\u0131 optimize edin. BirCloud&#8217;un uzmanl\u0131\u011f\u0131yla bulut altyap\u0131n\u0131z\u0131 g\u00fc\u00e7lendirin.<\/p>\n","protected":false},"author":1,"featured_media":3255,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[160],"tags":[242,165,191,161,155,322],"class_list":["post-3256","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bulut-bilisim","tag-ag-guvenligi","tag-bulut-bilisim","tag-cilium","tag-ebpf","tag-kubernetes","tag-performans-optimizasyonu"],"_links":{"self":[{"href":"https:\/\/www.bircloud.com\/cloud\/index.php\/wp-json\/wp\/v2\/posts\/3256","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bircloud.com\/cloud\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bircloud.com\/cloud\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bircloud.com\/cloud\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bircloud.com\/cloud\/index.php\/wp-json\/wp\/v2\/comments?post=3256"}],"version-history":[{"count":1,"href":"https:\/\/www.bircloud.com\/cloud\/index.php\/wp-json\/wp\/v2\/posts\/3256\/revisions"}],"predecessor-version":[{"id":3257,"href":"https:\/\/www.bircloud.com\/cloud\/index.php\/wp-json\/wp\/v2\/posts\/3256\/revisions\/3257"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bircloud.com\/cloud\/index.php\/wp-json\/wp\/v2\/media\/3255"}],"wp:attachment":[{"href":"https:\/\/www.bircloud.com\/cloud\/index.php\/wp-json\/wp\/v2\/media?parent=3256"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bircloud.com\/cloud\/index.php\/wp-json\/wp\/v2\/categories?post=3256"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bircloud.com\/cloud\/index.php\/wp-json\/wp\/v2\/tags?post=3256"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}