Blogs, Videos and Articles

How to network boot computers over ethernet with TFTP

An introduction video explaining how to boot computers and laptops etc over ethernet. The ability to boot devices over a network is [...]

How to setup Microsoft 365 spam filter policies

Microsoft (Office) 365 has many settings available to setup anti-spam policies which are probably overlooked and left unconfigured. In [...]

An introduction to Casilium, an open source ticket system

Sheridan Computers are an IT Support Company based in Manchester. As an IT Support company, or a Managed Service Provider (MSP), [...]

Untangle z4 Security Gateway Appliance overview

Unboxing of the Untangle z4 security appliance (official hardware), including basic installation and setup / overview of the prodct.

How to get started with multi-factor authentication

Multi-factor authentication (MFA) is an increasingly popular way to add an extra layer of security to your online accounts. With MFA, [...]

How to install Arch Linux with full disk encryption

I have recently installed Arch Linux on a few machines to replace Microsoft Windows. I am installing it one more time with the goal of [...]

What is a password manager and why you should use one

A password manager is a software program that helps you create and manage strong, unique passwords for all of your online accounts. It [...]

Windows 10 control panel missing, create a shortcut icon

It's no secret that Microsoft are trying to get rid off the classic control panel within Windows 10, with the latest update of [...]

How to upgrade FreeNAS to TrueNAS

FreeNAS the popular open source Network Attached Storage (NAS) system from iXsystems has now merged in to TrueNAS to become TrueNAS [...]

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