{"id":1259,"date":"2020-01-12T14:32:35","date_gmt":"2020-01-12T11:32:35","guid":{"rendered":"https:\/\/izhost.com\/blog\/?p=1259"},"modified":"2020-01-12T15:50:48","modified_gmt":"2020-01-12T12:50:48","slug":"centos-icin-ufw-ve-firewalld-ile-zimbra-guvenlik-duvari-yapilandirmasi","status":"publish","type":"post","link":"https:\/\/izhost.com\/blog\/centos-icin-ufw-ve-firewalld-ile-zimbra-guvenlik-duvari-yapilandirmasi\/","title":{"rendered":"CentOS i\u00e7in ufw ve firewalld ile Zimbra G\u00fcvenlik Duvar\u0131 Yap\u0131land\u0131rmas\u0131"},"content":{"rendered":"\n<div class=\"wp-block-media-text alignwide\" style=\"grid-template-columns:32% auto\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" width=\"512\" height=\"512\" src=\"https:\/\/izhost.com\/blog\/wp-content\/uploads\/2020\/01\/zimbra.jpg\" alt=\"\" class=\"wp-image-1264\" srcset=\"https:\/\/izhost.com\/blog\/wp-content\/uploads\/2020\/01\/zimbra.jpg 512w, https:\/\/izhost.com\/blog\/wp-content\/uploads\/2020\/01\/zimbra-300x300.jpg 300w, https:\/\/izhost.com\/blog\/wp-content\/uploads\/2020\/01\/zimbra-150x150.jpg 150w, https:\/\/izhost.com\/blog\/wp-content\/uploads\/2020\/01\/zimbra-65x65.jpg 65w\" sizes=\"(max-width: 512px) 100vw, 512px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<p class=\"has-large-font-size\">  Bu d\u00f6k\u00fcman da zimbra mail sunucunuzu ufw ve firewalld kullanarak, Centos 7 sunucularda nas\u0131l koruma alt\u0131na alaca\u011f\u0131n\u0131z anlataca\u011f\u0131z. Sunucunuzda Centes 6.x \u00e7al\u0131\u015f\u0131yor ise, UFW veya iptables komutlar\u0131n\u0131 kullanabilir siniz. Her ikisinde de ba\u011flant\u0131 portlar\u0131 ayn\u0131 kal\u0131r.  <\/p>\n<\/div><\/div>\n\n\n\n<p style=\"font-size:18px\" class=\"has-text-color has-vce-acc-color\"><strong>Centos da UFW kurulumu <\/strong><\/p>\n\n\n\n<p> Centos i\u00e7in UFW paketi EPELrepolar\u0131nda bulunmaktad\u0131r. A\u015fa\u011f\u0131daki gibi kurulumu ger\u00e7ekle\u015ftirebilir siniz. <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo yum -y install epel-release\nsudo yum makecache fast\nsudo yum -y install ufw<\/code><\/pre>\n\n\n\n<p style=\"font-size:18px\" class=\"has-text-color has-vce-acc-color\"><strong>Centos 7.x Firewalld kurulumu<\/strong><\/p>\n\n\n\n<p> E\u011fer Centos kurulum esnas\u0131nda Firewalld kurulu olarak gelmemi\u015f ise a\u015fa\u011f\u0131daki komutlar ile kurabilir siniz.  <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo makecache fast\nsudo yum -y install firewalld<\/code><\/pre>\n\n\n\n<p> Kurulum i\u015fleminden sonra aktif etmek i\u00e7in <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo systemctl start firewalld\nsudo systemctl enable firewalld<\/code><\/pre>\n\n\n\n<p> <strong>Not: \u0130lk \u00f6nce ssh portuna izin vermeyi unutmay\u0131n b\u00f6ylece sunucu ile ba\u011flant\u0131n\u0131z kesilmeyecektir.<\/strong> <\/p>\n\n\n\n<p style=\"font-size:18px\" class=\"has-text-color has-vce-acc-color\"><strong>UFW kullanarak Zimbra G\u00fcvenlik Duvar\u0131n\u0131 yap\u0131land\u0131rma<\/strong><\/p>\n\n\n\n<p> UDP ba\u011flant\u0131 noktalar\u0131 i\u00e7in yak\u0131n zamanda yap\u0131lan Memcache amplification attacks sald\u0131r\u0131lar\u0131 nedeniyle, G\u00fcvenlik duvarlar\u0131nda Memcache&#8217;nin udp ba\u011flant\u0131 noktas\u0131n\u0131 etkinle\u015ftirmiyoruz.  Port 11211\/udp. Sadece bu sald\u0131r\u0131lara kar\u015f\u0131 daha g\u00fcvenli olan tcp portunu a\u00e7\u0131k b\u0131rakaca\u011f\u0131z. <a href=\"https:\/\/izhost.com\/blog\">Memcache Major amplifikasyonu <\/a>hakk\u0131nda daha fazla bilgi edinin. <\/p>\n\n\n\n<p> UFW i\u00e7in Zimbra adl\u0131 bir app profili olu\u015fturaca\u011f\u0131z. Bu profili a\u015fa\u011f\u0131daki gibi olu\u015ftural\u0131m. <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo vim \/etc\/ufw\/applications.d\/zimbra<\/code><\/pre>\n\n\n\n<p> Ard\u0131ndan a\u015fa\u011f\u0131daki i\u00e7eri\u011fi ekliyoruz.  <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>[Zimbra]\n\ntitle=Zimbra Collaboration Server\ndescription=Open source server for email, contacts, calendar, and more.\nports=22,25,80,110,143,161,389,443,465,514,587,993,995,7071,8443,11211\/tcp<\/code><\/pre>\n\n\n\n<p> Ufw \u00fczerinde app profili aktif  edece\u011fiz. <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo ufw allow Zimbra\nsudo ufw enable<\/code><\/pre>\n\n\n\n<p> Ssh portunu da ekliyoruz. <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo ufw allow ssh<\/code><\/pre>\n\n\n\n<p> Zimbra profilinde herhangi bir de\u011fi\u015fiklik yaparsan\u0131z, a\u015fa\u011f\u0131dakileri komutlar\u0131 kullanarak g\u00fcncelleyin <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$ sudo ufw app update Zimbra\nRules updated for profile 'Zimbra'\nSkipped reloading firewall<\/code><\/pre>\n\n\n\n<p> Tekbir sunucu kullan\u0131m\u0131nda, Memcache local harici ba\u011flant\u0131 kullanmaz. Bunun i\u00e7in local ip adresi ile ba\u011flant\u0131 kurdurmam\u0131z daha g\u00fcvenlidir.  <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo su - zimbra\nzmprov ms zmhostname zimbraMemcachedBindAddress 127.0.0.1 \nzmprov ms zmhostname zimbraMemcachedClientServerList 127.0.0.1<\/code><\/pre>\n\n\n\n<p> Memcache servisini restart etmemiz gerekmektedir.  <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo su - zimbra -c \"zmmemcachedctl restart\"<\/code><\/pre>\n\n\n\n<p style=\"font-size:18px\" class=\"has-text-color has-vce-acc-color\"><strong>Firewalld kullanarak Zimbra G\u00fcvenlik Duvar\u0131n\u0131 yap\u0131land\u0131rma<\/strong><\/p>\n\n\n\n<p>Firewalld kullanacaklari\u00e7in, \u00f6nce firewalld&#8217;in \u00e7al\u0131\u015f\u0131r durumda oldu\u011funu do\u011frulay\u0131n.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo firewall-cmd --state running<\/code><\/pre>\n\n\n\n<p>E\u011fer \u00e7al\u0131\u015fm\u0131yor ise a\u015fa\u011f\u0131daki komut ile aktif edebilir siniz.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo systemctl start firewalld<\/code><\/pre>\n\n\n\n<p>Ard\u0131ndan g\u00fcvenlik duvar\u0131nda Zimbra ba\u011flant\u0131 portlar\u0131n\u0131 ve hizmetlerini yap\u0131land\u0131r\u0131n.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo firewall-cmd --add-service={http,https,smtp,smtps,imap,imaps,pop3,pop3s} --permanent\nsudo firewall-cmd --add-port 7071\/tcp --permanent\nsudo firewall-cmd -add-port 8443\/tcp --permanent<\/code><\/pre>\n\n\n\n<p>Firewalld servisinin yeni yap\u0131land\u0131rmay\u0131 okumas\u0131 i\u00e7in a\u015fa\u011f\u0131daki komutu uygulay\u0131n.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo firewall-cmd --reload<\/code><\/pre>\n\n\n\n<p>Ge\u00e7erli ayarlar\u0131 kontrol etmek i\u00e7in a\u015fa\u011f\u0131daki komutu kullanabilir siniz. <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$ sudo firewall-cmd --list-all\npublic\ntarget: default\nicmp-block-inversion: no\ninterfaces:\nsources:\nservices: dhcpv6-client http https imap imaps pop3 pop3s smtp smtps snmp ssh\nports: 7071\/tcp  8443\/tcp\n...<\/code><\/pre>\n\n\n\n<p style=\"font-size:18px\" class=\"has-text-color has-vce-acc-color\"><strong>Y\u00f6netici kontrol paneline eri\u015fimi k\u0131s\u0131tlama<\/strong><\/p>\n\n\n\n<p>Admin paneline eri\u015fim imkan\u0131n\u0131 veren 7071 portuna eri\u015fimi k\u0131s\u0131tlamak iyi bir g\u00fcvenlik \u00f6nlemi olacakt\u0131r.  Sadece g\u00fcvenli ip adreslerine eri\u015fim a\u00e7abiliriz. Ufw ile bu i\u015flemi a\u015fa\u011f\u0131daki komutlar ile ger\u00e7ekle\u015ftirebiliriz. <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$ sudo ufw allow from 192.168.1.10 to any port 7071\n$ sudo ufw allow from 192.168.1.0\/24 to any port 7071<\/code><\/pre>\n\n\n\n<p>Firewalld ile geli\u015fmi\u015f kurallar\u0131 kullanabilir siniz. <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo firewall-cmd --permanent --zone=public --add-rich-rule 'rule family=\"ipv4\" source address=\"192.168.1.10\/32\" port protocol=\"tcp\" port=\"7071\" accept'\nsudo firewall-cmd --reload<\/code><\/pre>\n\n\n\n<p>Art\u0131k g\u00fcvenli bir Zimbra Mail server kurulumuna sahipsiniz. T\u00fcm bu g\u00fcvenlik problemleri ile u\u011fra\u015fmamak i\u00e7in <a href=\"https:\/\/izhost.com\/eposta\/kurumsal-eposta\">Kurumsal Mail Sunucular\u0131m\u0131z\u0131<\/a> tercih edebilir siniz. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bu d\u00f6k\u00fcman da zimbra mail sunucunuzu ufw ve firewalld kullanarak, Centos 7 sunucularda nas\u0131l koruma alt\u0131na alaca\u011f\u0131n\u0131z anlataca\u011f\u0131z. Sunucunuzda Centes 6.x \u00e7al\u0131\u015f\u0131yor ise, UFW veya iptables komutlar\u0131n\u0131 kullanabilir siniz. Her ikisinde de ba\u011flant\u0131 portlar\u0131 ayn\u0131 kal\u0131r. Centos da UFW kurulumu Centos i\u00e7in UFW paketi EPELrepolar\u0131nda bulunmaktad\u0131r. A\u015fa\u011f\u0131daki gibi kurulumu ger\u00e7ekle\u015ftirebilir siniz. Centos 7.x Firewalld kurulumu [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1262,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[167,7,160,168],"tags":[173,174,169,170],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v18.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>CentOS i\u00e7in ufw ve firewalld ile Zimbra G\u00fcvenlik Duvar\u0131 Yap\u0131land\u0131rmas\u0131 &raquo; \u0130zHost Blog, Teknolojiden g\u00fcncel haberler<\/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:\/\/izhost.com\/blog\/centos-icin-ufw-ve-firewalld-ile-zimbra-guvenlik-duvari-yapilandirmasi\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"CentOS i\u00e7in ufw ve firewalld ile Zimbra G\u00fcvenlik Duvar\u0131 Yap\u0131land\u0131rmas\u0131 &raquo; \u0130zHost Blog, Teknolojiden g\u00fcncel haberler\" \/>\n<meta property=\"og:description\" content=\"Bu d\u00f6k\u00fcman da zimbra mail sunucunuzu ufw ve firewalld kullanarak, Centos 7 sunucularda nas\u0131l koruma alt\u0131na alaca\u011f\u0131n\u0131z anlataca\u011f\u0131z. Sunucunuzda Centes 6.x \u00e7al\u0131\u015f\u0131yor ise, UFW veya iptables komutlar\u0131n\u0131 kullanabilir siniz. Her ikisinde de ba\u011flant\u0131 portlar\u0131 ayn\u0131 kal\u0131r. Centos da UFW kurulumu Centos i\u00e7in UFW paketi EPELrepolar\u0131nda bulunmaktad\u0131r. A\u015fa\u011f\u0131daki gibi kurulumu ger\u00e7ekle\u015ftirebilir siniz. 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Sunucunuzda Centes 6.x \u00e7al\u0131\u015f\u0131yor ise, UFW veya iptables komutlar\u0131n\u0131 kullanabilir siniz. Her ikisinde de ba\u011flant\u0131 portlar\u0131 ayn\u0131 kal\u0131r. Centos da UFW kurulumu Centos i\u00e7in UFW paketi EPELrepolar\u0131nda bulunmaktad\u0131r. A\u015fa\u011f\u0131daki gibi kurulumu ger\u00e7ekle\u015ftirebilir siniz. 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