While a wiki might not be considered a true knowledge base, I found a site that makes it really easy to compare different features and functionalities of a lot of Wiki systems out there. I'm hoping this helps me find something that will work as a knowledge base for the office soon. You can just check a bunch of the different systems and click the compare button to get a long … [Read more...]
Securing an SSH Server
Some worthwhile reading regarding configuring and securing an SSH server: An SSH server can be set up in various ways, but in this document I’ll describe how it can be configured to: only support connections through the 2nd version of the SSH protocol (SSH-2) use DSA keys for user authentication, without permitting authentication with passwords allow only a specific group … [Read more...]
Wireshark – Free packet sniffer for Windows
Wireshark is a network protocol analyzer or "packet sniffer" and like all the other programs I show on this blog it's free. A network protocol analyzer has a lot of uses, primarily education and security. You can learn a lot about network traffic and protocols from observing the packets via Wireshark. From looking at the simplest of pings, you can understand how MAC addresses, … [Read more...]
XAMPP and MySQL error fix
After installing XAMPP (which I have previously discussed) and navigating to the MySQL Admin page, I started getting an error that would pop up about every 20 seconds. The error message reads: "Access violation at address 10009F40 in module 'LIBMYSQL.dll'. Read of address 00000000." If I didn't close the message, a new pop up would arrive slightly lower and to the … [Read more...]
No Wireless Networks Detected After Reimaging
After using Symantec Ghost to re-image a laptop with Windows XP and a wireless card, for some reason, it will be unable to detect any wireless networks. The card is on and multiple wireless networks are available in the area (confirmed by another laptop of the exact same model that hasn't been re-imaged yet). This problem has reproduced itself on a Fujitsu and HP laptop with an … [Read more...]