How does apache work

Learn more. Last updated: May 28, How Does Apache Work? Apache vs Nginx Usage Stats When you look at every single website on the Internet, Apache is the most popular web server. Apache only powers: Apache HTTP header. Cloudflare Enterprise integration.

It allows Apache to interpret. Php files. You can also check it with:. FastCGI i. It starts sufficient number of instances of CGI to handle concurrent web requests.

It also uses suexec to support different users with their own instances of PHP and improves web security. Apache can also handle ruby files through FastCGI. If you like to enable or disable these modules, you have to edit the apache configuration file and comment or uncomment these modules, if the web server is already compiled with these modules. Apache displays its version and the name of the operating system in errors as shown in below screenshot.

A hacker can use this information to launch an attack using the publicly available vulnerabilities in the particular version of the server or OS.

If your document root directory does not have an index file, by default your apache web server will show all the content of the document root directory. It is good practice to disable all unnecessary modules that are not in use. You can see list of enabled module available in your apache configuration file —. Once you restrict acess outside the web root directoy, you will not be able to access any file located on any other folder on your web server, you will get return code.

If you like to protect your web server from Dos i. It is a third party module that detects Dos attack and prevents the attack from doing as much damage as it would do if left to run its course. It could be downloaded here. Download the above File. This module works as a firewall for Apache and allows you to monitor traffic in real time. It also prevents the web server from brute force attacks.

Apache does not have any restriction on the total size of the http request that could lead to a DoS attack. The value could be set anything from 0 to 2 GB i.

TransferLog directive is available in the apache configuration file and it rotates virtual host log files as per set parameters. You can enable them by editing the apache configuration file i. Custom Log creates separate log file for each Virtual Host on your server. It needs to be specified in the virtual host section of the config file. You can see below mentioned virtual host configuration, generated log will be custom for that virtual host and the format will be combined. The Web Server must have a direct network connection and a staticIP address configured on it.

WPBeginner » Glossary » Apache. Apache is the most widely used web server software. Developed and maintained by Apache Software Foundation, Apache is an open source software available for free. It is fast, reliable, and secure.

It can be highly customized to meet the needs of many different environments by using extensions and modules. Most WordPress hosting providers use Apache as their web server software.

However, WordPress can run on other web server software as well.