To protect a web application against security flaws, you can use mod_security, a module for the well-known, serving 50% of the internet, Apache httpd.
Tag Archives: Linux
What are the steps to update Debian Lenny to Squeeze?
When an Oracle database is deployed on an internet host, you can use Oracle’s builtin security options to allow access only from certain clients. In this case I didn’t want to setup complex firewall rules or use a SSH tunnel.
I discovered a failed disk in a Linux software RAID array on a customer’s server. After the failed disk /dev/sdb was replaced I rebuilt the RAID by duplicating the partition layout of the remaining disk /dev/sda.
I use encrypted filesystems to store sensitive data to prevent others from viewing it once a disk or a whole server was replaced. This is a short manual how to create an encrypted disk image using a loopback device, create … Continue reading
If you want to search for commands or files in Debian packages, install apt-file aptitude install apt-file Update cache: apt-file update This may show some Can’t get http://… error messages as files like Contents-amd64.gz cannot be downloaded. Now perform the … Continue reading