{"id":5874,"date":"2021-10-14T14:16:02","date_gmt":"2021-10-14T20:16:02","guid":{"rendered":"https:\/\/ugit.siua.ac.cr\/?p=5874"},"modified":"2021-10-14T14:36:45","modified_gmt":"2021-10-14T20:36:45","slug":"proxmox-cambios-a-aplicar-para-plantilla-ubunutu-20-04-seguridad","status":"publish","type":"post","link":"https:\/\/sada.services\/?p=5874","title":{"rendered":"Proxmox: Cambios a aplicar para Plantilla Ubunutu 20.04 &#8211; Seguridad"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Nombre de host<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>Nombre del host<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>nano \/etc\/hostname<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\"><li>Y este<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>nano \/etc\/hosts<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">IP servidor<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>Ip del servidor<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>nano \/etc\/netplan\/00-installer-config.yaml<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\"><li>Cambiar ip<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code># This is the network config written by 'subiquity'\nnetwork:\n  ethernets:\n    ens18:\n      addresses:\n      - 10.20.200.104\/24\n      gateway4: 10.20.200.1\n      nameservers:\n        addresses:\n        - 10.20.200.36\n        search:\n        - siua.ac.cr\n  version: 2\n<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">Correo<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>Correo<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>nano \/etc\/postfix\/main.cf<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\"><li>Modificamos<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>myhostname=web4.siua.ac.cr\nX\nmyhostname=documentos.siua.ac.cr<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\"><li>Recargamos<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>\/etc\/init.d\/postfix reload<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">Logwatch<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>Abrimos<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>nano \/etc\/logwatch\/conf\/logwatch.conf<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\"><li>Modificamos<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>MailFrom = Logwatch_Asistencia\nX\nMailFrom = Logwatch_Documentos<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">Fail2Ban<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>Abrimos<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>sendername<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\"><li>Modificamos<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>sendername = ASISTENCIA_Fail2Ban\nX\nsendername = DOCUMENTOS_Fail2Ban<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\"><li>Reiniciamos el servicio<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>service fail2ban restart<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\"><li>Verificamos la jaulas para ver si son los correctos para el servidor que estamos trabajando<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>fail2ban-client status<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Nombre de host Nombre del host Y este IP servidor Ip del servidor Cambiar ip Correo Correo Modificamos Recargamos Logwatch Abrimos Modificamos Fail2Ban Abrimos Modificamos Reiniciamos el servicio Verificamos la jaulas para ver si son los correctos para el servidor que estamos trabajando<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[216,355,242,17],"class_list":["post-5874","post","type-post","status-publish","format-standard","hentry","category-proxmox","tag-20-04","tag-plantilla","tag-seguridad","tag-ubuntu"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":6}},"_links":{"self":[{"href":"https:\/\/sada.services\/index.php?rest_route=\/wp\/v2\/posts\/5874","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sada.services\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sada.services\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sada.services\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/sada.services\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5874"}],"version-history":[{"count":5,"href":"https:\/\/sada.services\/index.php?rest_route=\/wp\/v2\/posts\/5874\/revisions"}],"predecessor-version":[{"id":5879,"href":"https:\/\/sada.services\/index.php?rest_route=\/wp\/v2\/posts\/5874\/revisions\/5879"}],"wp:attachment":[{"href":"https:\/\/sada.services\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5874"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sada.services\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5874"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sada.services\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5874"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}