Things I learned as a Sysadmin

Flash SSDs are non-volatile, so what could go wrong when power fails? A great deal, even on high-end 'enterprise' SSDs.

Short linux sysadmin screencasts containing tutorials, tips and tricks. Great for both novice and experienced Sysdmins.

For Ars, three crackers have at 16,000+ hashed passcodes—with 90 percent success.

You are running Exchange 2010 and your remote users use Outlook Web Access (OWA) for access to email. Exchange 2010 OWA includes a feature to allow users to change their passwords, but by default it's disabled. This is how to enable it.

Twas the night before Opsmas

Darren Mar-Elia's GPOGuy is the leading forum for discussions about managing Microsoft Windows Group Policy & Group Policy Objects (GPOs) and related issues

These are all well loved and oft-used utilities. I wouldn't recommend them if I didn't use them constantly. Things on this list are here because I dig them. No one paid money to be on this list and no money is accepted to be on this list.

The Hackers Arsenal Tools: 2013 Top Security Tools as Voted by ToolsWatch.org Readers

RSA declines to answer questions over deal which gave NSA means to crack into widely used computer products

OverAPI.com is a site collecting all the cheatsheets,all!

This Jump Start is designed to teach the busy IT Professionals about this powerful management tool. Learn how PowerShell works and how to make PowerShell work for you from the experts Jeffrey Snover,

In the brave new world imagined by four Silicon Valley startups -- Evernote, Box, GitHub, and Asana -- the role of IT is changing. Instead of the people who say no, they will be the people who say yes.

You may know what a VPN, or Virtual Private Network, is; you probably don't use one. You really should be using a VPN, and even if you don't think so now, at some point in the future you may consider it as important as your internet connection.

GNS3, the Graphical Network Simulator. Run Cisco, Juniper and open-source virtual networks on your PC!

match command-line arguments to their help text

Professor Messer System Admin Training Videos - Free training videos for System Administrators and System Administrator Certificate Exams

The one stop web resource for Group Policy Administrators...

The GPS is a group policy search tool for Microsoft Active Directory Group Policy Settings.

It’s a problem that goes back as far as computers have existed, and everyone has their own opinion on the “best” way to name hosts. Most methods start out fine at the beginning, but quickly become unwieldy as infrastructure expands and adapts over time.