Restricting Shared Hosting Accounts

Shared hosting is a type of web hosting where multiple users share the same server. If you have a dedicated server, you might offer shared hosting accounts to your users who need hosting accounts with their own domains but are not ready for a VPS or dedicated server of their own.
Because shared hosting users have […]

Should Shared Hosting Customers Have SSH Access?

Over at The Hosting News, we asked the question, “Do you need SSH with shared hosting?” This is a common question among shared hosting users, particularly those who are more adept at technologly. Here at Server School, we focus on dedicated servers, so the question for you is different. Should shared hosting customers have […]

Should You Offer SSH Access?

With a Linux or Unix dedicated server, you will probably access it via SSH on a regular basis. It is an essential feature for server system administrators. For other users, however, it is usually not essential and may even be a security risk. Do your hosting customers or company employees need access? A lot of […]

Restrict SSH User Access to System Files

For most shared hosting accounts, you will not give your users SSH access, but there are situations where you might. In those unique situations, you need to make sure that the SSH user cannot frolic freely throughout the filesystem, viewing files that should be restricted to the server administrator.
Unfortunately, there is no easy way […]

Jail FTP Users to Their Home Directories

Even if you trust your users not to purposefully hack your server, allowing them to peruse your entire file system of your dedicated server whenever they want is definitely a bad idea.
On most Linux distributions, the normal users do not have permissions to make any changes to system directories like /etc /var and /usr, but […]

What is a Chroot Jail?

On Unix-like operating systems, such as Linux, a chroot jail is the common expression used to describe a section of a filesystem that is sectioned off for a particular user. On a web server, it is particularly useful for the security of shared hosting accounts.
Without a chroot jail, a user with limited file permissions […]