We submit an Apache web server to the Qualys SSL Server Test and look at how to protect against data theft with a combination of TLS by way of Let's Encrypt, SELinux or AppArmor, a firewall, and restraining your web server's verbosity.

Cyber criminals don't need access to sensitive information to blackmail their victims. Simply encrypting everyday files can be enough to extort money from users, whose data is only unencrypted after they pay a ransom – and possibly not even then.

The revelation of wide-spread government snooping has sparked a renewed interest in data storage security via encryption. In this article, we review some options for encrypting files, directories, and filesystems on Linux.