Ransomware Attacks continue to be a big problem for a lot of organizations around the globe and in particular right here in Canada and the USA. These are a few tips we suggest all organizations implement as soon as possible.
These are a few tips to help you as you host your ZOOM Virtual Meetings.
Posted in ZOOM Meeting Tips on May 03, 2021
Checking your email flow periodically is very important. You can test your SPF / DKIM and your DMARC settings but the best way is to using the most popular opensouce spam filtering software. Spam Assassin is by far the most popular tool to use to check your spam score. The following video will show you just how easy it is to get your spam score for your domain email or organization email.
In deploying DMARC, your ultimate goal will be to start with a "none" (p=none) policy that only monitors email flow, and then eventually change to a policy to quarantine (p=quarantine) and then reject (p=reject) that will handle all unauthenticated messages properly.
We at Clustered Networks have just developed and launched a new NMAP Cheatsheet with Examples PWA (Progressive Web App) and we feel it is by far the best NMAP Cheatsheet on the Web today. IT not only describes the various switches that can be used in NMAP, but also give real life examples of how you can use NMAP.
What Exactly are PWA's - Simply put, they are web pages or sites that act like an APP. Similar to Mobile Apps you get from the Google Play Store or the Apple Store, except you don't have to go to the app store to install them. You can install them right from the page you are visiting.
You've just written an awesome script! Now you want to setup a cronjob. How do you determine if the script is running each day / week / month or on schedule? This video will show you how to monitor your cronjobs to ensure that they are running on time and on schedule.
Posted in Linux Network Admin Tips on Mar 16, 2021
Headless Server - The Easy Way! Setting up a home server and cannot boot without a monitor? This video describes a very easy way to fix the problem using an HDMI Dummy Adapter.
Common Certbot Commands - This is a list of common certbot commands that we use regularily
Everyone likes to use a VPN to make sure they are secure and to avoid being tracked. You should check to see if your IPv6 is enabled and how much information you are giving to them. You may be surprised to see that your IPv4 address is hidden by your VPN, but that your IPv6 is passing right on through and you are in fact not being hidden at all!
Posted in Network Security Tips on Mar 05, 2021