Advanced File-Systems: ZFS and Btrfs

• Presented by Sean Reifschneider to BLUG on 2010-08-12

5 Simple Steps to Securing your Linux Box

Linux Firewalls

Social Engineering and Security

SSH Tips and Tricks

• Presented by Sean Reifschneider to NCLUG on 2009-09-08

Introduction to Firewalls

Security Sampler

Tiling Window Managers (mini presentation)

• Presented by Sean Reifschneider to NCLUG on 2011-06-14

Configuring a PXE Server for Network Booting.

• Presented by Kyle Anderson at NCLUG on 2010-07-16

Custom LED Sign in Linux

• Presented by Sean Reifschneider at NCLUG on 2008-10-14

An Overview of Congributing to Fedora

• Presented by Kevin Fenzi at NCLUG on 2007-09-11

Introducing VPNs and OpenVPN

• Presented by Sean Reifschneider at NCLUG on 2007-04-10

Texas Steel-Cage Version Control Death-Match

• Presented by Carl Baldwin, Bob Proulx, and Sean Reifschneider at NCLUG on 2006-06-13

Linux Virtual Machines with Xen (Oct 2005)

• Presented by Sean Reifschneider at FRPCUG on 2006-11-07
• Presented by Sean Reifschneider at NCLUG on 2005-09-13
• Presented by Sean Reifschneider at BLUG on 2005-10-13

High-availability Clusters and Routing with HA Linux

• Presented by Sean Reifschneider at ISPCon on 2005-05-26

Linux on Laptops

Remote Access to your Linux System

Untethered Linux: Using Linux away from the Home and Office

• Presented by Sean Reifschneider to BLUG on 2010-11-11

Introducing Python

• Presented by Sean Reifschneider as a class on 2010-05-06
• Presented by Sean Reifschneider as a class on 2008-11-06

Python in System Administration: How, When, and Why one SysAdmin, uses Python

• Presented by Sean Reifschneider at PyCon on 2008-03-14

Linux on the PlayStation 3

• Presented by Scott Kleihege at NCLUG on 2007-05-08

PyCon Wireless Network (5 minute Lightning Talk)

• Presented by Sean Reifschneider at PyCon on 2007-02-23

Linux Virtual Machines with Xen

Taking Back Your Mailbox: Anti-Spam with Linux

• Presented by Sean Reifschneider at ISPCon on 2005-10-20
• Presented by Sean Reifschneider at CLUE North on 2005-06-27
• Presented by Sean Reifschneider at ISPCon on 2005-05-26
• Presented by Sean Reifschneider at NCLUG in early 2005
• Presented by Sean Reifschneider at BLUG in early 2005

Linux Distributions: A market view

Going Mobile

Introducing GlusterFS

• Presented by Sean Reifschneider at NCLUG on 2009-01-13

Vim and Python: Two Great Tastes that Taste Great Together

• Presented by Sean Reifschneider at Front Range Pythoneers on 2007-03-21
• Presented by Sean Reifschneider at PyCon on 2007-02-25

An Introduction to Asterisk

• Presented by Warren Turkel and Sean Reifschneider at NCLUG on 2007-02-13

Journaling Filesystems

Python 2.1 What's New

Introduction to Python

Introducing BackupPC

• Presented by Sean Reifschneider at NCLUG on 2009-01-13

An Introduction to Asterisk

• Presented by Sean Reifschneider at BLUG on 2009-01-08

Linux Databases

Morphix Linux Distribution (pdf)

Python 2 What's New

Qmail

Retreat! Software Development In The Trenches...

• Presented by Sean Reifschneider to Boulder Linux Users Group on 2012-06-14
• Presented by Sean Reifschneider to UCAR Software Engineering Assembly on 2012-05-31

How to Ask a Good Question

Introduction to Android Development with Eclipse

• Presented by James DeWitt and Sean Reifschneider at NCLUG on 2009-05-12