Why a VPN Matters: Commercial and Open-Source VPN Services Compared
Few security tools are as misunderstood as the VPN. In advertising it is a way to watch another country's ...
Self-Hosted Email on Zimbra, Carbonio or Mailcow vs M365 and Google
For most small businesses, "email" quietly became "Microsoft 365 or Google Workspace". It is easy to see why: sign ...
PHP2Shell Explained: Fix It on Linux, cPanel, Plesk, CWP and Windows
Status as of 30 October 2026. This is a fast-moving issue. We list what the PHP project and the ...
Best Free Security Tools for Windows and Linux Servers (2026)
Good server security does not require an enterprise budget. A large share of the tools that professional security teams ...
Linux Server Hardening Guide: 20 Steps to Secure a Production Server
A freshly installed Linux server is not secure. It listens on more ports than you need, accepts password logins, ...
Hacked cPanel Account? How to Clean Malware and Harden Your Site
Finding a defaced homepage, a Google "This site may be hacked" warning or a suspension notice for sending spam ...
Plesk Troubleshooting: Fix 502, 504 and Services Not Starting
Plesk is stable when it works, but when a site shows 502 Bad Gateway, a panel login hangs, or ...
Plesk Security Hardening: Fail2Ban, 2FA, ModSecurity and More
Plesk gives you a lot of security tooling out of the box, but most of it is switched off ...
IIS Troubleshooting: Fix HTTP 500, 503 and Application Pool Crashes
When a Windows-hosted site returns a bare "HTTP Error 500" or "503 Service Unavailable", the browser tells you almost ...
Windows Server RDP Security: Stop Brute-Force Attacks on 3389
Put a Windows Server on a public IP address with Remote Desktop open and you will see failed login ...