Blogs, Videos and Articles

How to install Graylog on FreeBSD

This video walks through how to install and configure Graylog (v4) on FreeBSD 12.2 using binary packages. Graylog is an open source [...]

TrueNAS Core Active Directory Integration in 10 Minutes

How to setup TrueNAS CORE with Windows Active Directory integration; TrueNAS CORE makes it really easy to setup Windows Active [...]

HAFNIUM targeting Exchange Servers with 0-day exploits

Microsoft has detected multiple 0-day exploits being used to attack on-premises versions of Microsoft Exchange Server in limited and [...]

SuperVPN and GeckoVPN Security Breach

The user records of popular VPN services have reportedly been compromised, and millions of user data are now offered for sale [...]

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

This video hopefully helps to educate users on multi-factor authentication (MFA) or two-factor authentication (2FA), what it is and why [...]