If you are planning on using FTP and want to use the TLS protocol, here is a simple and effective HowTo on installing it and getting up and running for your system.
The TLS protocol allows applications to communicate across a network in a way designed to prevent eavesdropping, tampering, and message forgery. TLS provides endpoint authentication and communications privacy over the Internet using cryptography.
There are so many network monitoring options for the Open Source user, one might get sick of them. But not likely!
Zabbix has the capability to monitor just a about any event on your network from network traffic to how many papers are left in your printer. It produces really cool graphs.
In this HowTo we install software that has an agent and a server side. The goal is to end up with a setup that has a nice web interface that you can show off to your boss.
It's a great open source tool that lets you know what's out there.
Do you use Snort? Do you want to get more out of it than you already are? Have no fear, James Turnbull will take you through the process of kicking you Intrusion Detection system up a notch. Check it out:
Barnyard improves Snort's speed and efficiency processing outputted data off-loaded by Snort. Barnyard leaves Snort more capacity to perform its key function: scanning and analyzing traffic for anomalies and attacks. We will set Snort to output its alerts and logs to the unified (binary) format, which isn't as processor-intensive as other kinds of output, and then make use of Barnyard to process the resulting output into our required format(s). This tip presumes you already have Snort installed and configured.