Posts

Running Samba in a security hardened environment

Comparing apples and oranges … or Samba vs Windows, if you want. Here is a nice table of the most commonly implemented security policies that you can find in an AD DS environment where the suggestions from the Microsoft Compliance Toolkit were applied. The last column compares the security default […]

  • Linux
  • Samba
  • Security

Setting up a File Server using Samba

I wanted to migrate my existing Windows File Server to an open alternative, and being Samba the industry standard I decided to give it a go.In this article I will share what I learnt in the process, but first… Get your gears right The system I used is a Fedora […]

  • Linux
  • Samba

Setting up a Printer Server with CUPS

Printing in Linux Reading is very much like other activities, it comes better when you are doing it off a screen. But in order to do that, first you need to print. Enters the Common Unix Printing System; CUPS for friends.CUPS takes care to send whatever your client applications wants […]

  • CUPS
  • Linux

Using FreeRADIUS to perform EAP-TLS and PAP

In my journey to make CavanaSystems more open I wanted to replace my existing Microsoft NPS farm with a piece of Free Software… and found an amazing one! Make your requirements As with any IT project, you have to start with your requirements.Mine were:1. High Availability2. PAP will be used […]

  • FreeRADIUS
  • Linux

Unsolicited DHCP ACK from Microsoft DHCP Server

A few days ago while reviewing my data center firewall rules I noticed that my DHCP Server was trying to make outbound connections to a subset of clients. Upon further inspection I determined that it was sending a few packets of data only to Windows DHCP Clients, usually in the […]

  • Microsoft