Linux, Windows, Virtualization based technical articles, reviews, and How-TOs.
Use a variable for the domain name; this way allows you to customize how frequently NGINX recursively resolves the domain name. resolver 10.0.0.4 valid=20s; server {location / {set $backend_servers backend.seimaxim.com;proxy_pass http://$backend_servers:8080;}} When a variable is used in the proxy_pass directive to define the domain name, NGINX reresolves the domain name when the TTL expires. To …
You can remove the Nginx version from the header with the server_tokens=off directive. Edit nginx.conf and add server_tokens=off; in HTTP section. http { .... server_tokens off; .... } Nginx server name is hardcoded and cannot be removed.
OCSP is a feature that helps clients avoid exposing request information to OCSP servers and reduces the performance cost of OCSP validation by clients. The TLS Certificate Status Request extension is a standard for checking the revocation status of X.509 digital certificates. It is formally known as the Online Certificate Status Protocol (OCSP) stapling. It …
To redirect in NGINX, you only require the return directive and the 301 (Moved Permanently) status. Redirecting HTTP to HTTPS per domain server {listen 80;server_name yourdomain.com www.yourdomain.com;return 301 https://yourdomain.com$request_uri;} Redirect any domain from HTTP to HTTPS. server {listen 80 default_server;listen [::]:80 default_server;server_name _;return 301 https://$host$request_uri;} Redirecting to a different domain: server {listen 80;server_name yourdomain.com;return 301 …
We’d like to congratulate you on starting your internet presence, and we’re grateful that you chose SeiMaxim to assist you. It may take up to 30 minutes (or longer in exceptional cases) for your hosting account to become operational after you place your order. We provide you with the ability to connect to your SeiMaxim …
In NGINX, configure the Strict Transport Security (STS) response header by adding the following directive in nginx.conf file. add_header Strict-Transport-Security "max-age=31536000; includeSubDomains" always; add_header directives are inherited by NGINX configuration blocks from their enclosing blocks, so the add_header directive only needs to be in the top-level server block. There is one important exception: if a …
It’s critical to keep track of the system’s time. System time changes can be caused by a faulty program, hypervisor time injection, or a bad operation. The auditd service can be used to keep track of all events that cause the system time to change. Check to see if the auditd service is up and …
Examine the current filesystem size. # df -h Check to see if any processes are using /home, then umount it and double-check. # umount /home# df -h Reduce the size of the /home filesystem. The below command will remove free space from the filesystem. # e2fsck -f /dev/mapper/vg_01-lv_home# resize2fs /dev/mapper/vg_01-lv_home 1G Now reduce /home with …
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After running ‘lvextend’ with the ‘-r’ option as below. # lvextend -L <size> -r -v /path/of/logical-volume Instead of manually doing’resize2fs’ after performing the above lvextend command, the ext4 filesystem should Auto-resize itself. But instead, tune2fs shows the following output. # tune2fs -l /name/of/logical-volume tune2fs 1.38 (11-Aug-2007) tune2fs: Filesystem has unsupported feature(s) while trying to open …
A chroot HTTPD setup creates a separate disk root directory for the Apache and its child processes, preventing attackers or other php/perl/python scripts from accessing or naming files outside of that directory. For Apache/HTTPD, this is known as a chroot jail. For Apache installation, create a base/root directory of your choice. The Apache chroot installation …
The term “electronic business” is abbreviated as “e-business.” It refers to using digital information and communication technologies to support or streamline business processes from planning to implementation. However, it can also refer to the operations of online stores and other web-based businesses. The lack of a widely accepted, precise definition of e-business has resulted from …
By default, all HTTP requests are sent to port 80 and HTTPS to port 443. The rewrite rule was added to the httpd.conf file forces all requests to be redirected to HTTPS (port 443). You can redirect all website traffic from HTTP (port 80 or 8080) to HTTPS (port 443 or 8443) by adding the …
To disable the HTTP options method on your CentOS or AlmaLinux based Linux server, you should add the following code in the .htaccess file. RewriteCond %{REQUEST_METHOD} ^(PUT|DELETE|TRACE|OPTIONS|CONNECT)$ [NC]RewriteRule .* - [F] The RewriteCond will check the HTTP method currently used by request, and RewriteRule will intercept that request creating a response with a 403 Forbidden …
While starting httpd with, systemctl httpd startyou may get the following error. # service httpd statusRedirecting to /bin/systemctl status httpd.service● httpd.service - The Apache HTTP ServerLoaded: loaded (/usr/lib/systemd/system/httpd.service; enabled; vendor preset: disabled)Active: failed (Result: exit-code) since Fri 2021-1-01 10:42:33 EDT; 1s agoDocs: man:httpd(8)man:apachectl(8)Process: 17601 ExecStart=/usr/sbin/httpd $OPTIONS -DFOREGROUND (code=exited, status=1/FAILURE)Main PID: 17601 (code=exited, status=1/FAILURE) July 06 …
