Can One Virtual Machine Compromise the Security of Another?

One of the frequently mentioned benefits of VPS hosting is that it is more secure than shared hosting because your account is walled off from other accounts, allowing them to function as separate servers. Virtual private servers and virtualization in general are generally thought to be secure. So, can one virtual machine compromise the security […]

How to Get Troubled Server Applications Fixed

Picture this.  You wake up one morning to several text messages, emails, and even voice mail messages all saying essentially the same thing.  Something is wrong with your dedicated server.  It could be something small, like a single web-based tool that is not functioning properly, or something huge like an […]

How to Install and Use RootCheck

Protecting your server is the most important thing you can do for it, more important than adding features, speed, or optimizations.  It is security that your websites and your client’s websites need more than anything else.  Many security threats are annoyances or may slow down your system a bit, but they do not do serious […]

4 Tips to Secure Apache Web Servers

Having an ironclad firewall for your dedicated server is only part of the equation when it comes to security. Certain ports on your server must remain open in order for it to function, and any open port is a potential target for would-be attackers. Port 80, the standard HTTP port used by Apache, […]