Posted on in System Administration
In the past, I've written about the usefulness of
using iptables to limit incoming SSH connections.
Although it isn't a replacement for a good password policy, it at least limits
the ability of outsiders to perform a brute-force password attack on your system.
Now that I've started using Ubuntu more …
Posted on in System Administration
Configuring your syslog server to accept logging output from your Cisco routers and switches requires a few basic steps. We'll assume that you are using a new server and haven't made any previous changes to the syslog configuration. I use <acronym title="Red Hat Enterprise Linux">RHEL</acronym> 5 most …
Posted on in System Administration
If you have SSH open toward the Internet, you are surely aware of the number of brute force password attempts your server sees everyday. Although a good password policy may make these attempts nothing more than an annoyance, each connection to your SSH daemon takes up valuable server resources. I …
