In some CentOS 7 installations, the system firewall will block most incoming traffic by default. You may need to allow all traffic from a specific IP address, such as your local computer or management server, in order to log in to the server. We will use the new firewall-cmd tool to setup the firewall exception. […]
We came across this great little tool, and wanted to share in case anyone can use the info. Shining Light OpenSSL client for Windows is a command line OpenSSL utility, implementing the full OpenSSL software for testing and debugging SSL connection issues on Windows systems. Download the OpenSSL client, free, here: https://slproweb.com/products/Win32OpenSSL.html After running the installer, […]
Follow the steps below to change the password for your Windows server instance. The password you will change is the password of the Administrator user, which is used to access the server with RDP (remote desktop). Changing the password requires access to the server. How to Change the Administrator Password First, log in your Windows Server instance […]
In this guide, we will show you how to install a valid, commercially-signed SSL certificate on a cPanel/WHM server. This will provide verified security for cPanel services like the cPanel user login portal, WHM admin login portal, Webmail, and FTP. First, log in to the WHM administrator interface as the root user. In the left-hand navigation, […]
Need to generate a certificate signing request (CSR) for a commercial SSL, like one purchased from GoDaddy, Namecheap, or another external SSL provider? Read below to generate the correct CSR on a system running Windows Server. How to Generate a CSR on Windows Server 2012 R2 Navigate to Start > Run and run mmc.exe. In the console, […]
Mod_Security is a web firewall module for Apache web servers that provides an excellent first line of defense against web-based attacks and exploits. We will cover installation and configuration of mod_security in a future article, but if you already have mod_sec installed, read on. Whitelist an IP Address in Mod_Security Configuration With a good, strict […]
WHM/cPanel comes with a built-in firewall called cpHulk, with advanced protection for blocking brute force attacks and other intrusion attempts. Unfortunately, cpHulk will sometimes lock out the owner of the server, so he can’t log in to WHM. How to Disable cpHulk from SSH (Shell) If you are able to log in via shell (SSH), run […]
We recommend running an anti-virus/anti-malware application on all Windows machines, with Windows servers no exception. Below are our picks of the top free anti-virus programs for Windows Server editions. We have installed and tested each one to ensure they are compatible with Windows Server. Immunet is a free AV for Windows Server that utilizes real-time cloud […]
In this security-related guide, we will show you how to disable Apache and PHP versions from being disclosed in HTTP headers. While not a security threat itself, by default Apache sends version info about the software running on the server in every HTTP header. An “investigative user” could use this information to determine that your server […]
For a server running Apache web server in a production environment, it is advisable to disable Server Signatures. These signatures displayed on error pages, and in other communications with the web server, may reveal sensitive information about the software versions running on the web server. To disable server signatures via .htaccess, first locate (or create) the […]
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