DKIM, SPF, and DMARC are email authentication protocols that help prevent email spoofing, phishing, and spam. They work together to verify that an email really comes from the domain it claims to come from.


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A server is a computer or system that provides resources, data, services, or programs to other computers, known as clients, over a network. Servers can be physical machines or virtual systems running specialized software to handle requests from clients.
DKIM, SPF, and DMARC are email authentication protocols that help prevent email spoofing, phishing, and spam. They work together to verify that an email really comes from the domain it claims to come from.

DMARC stands for Domain-based Message Authentication, Reporting & Conformance.
It’s an email security standard that helps stop spam, phishing, and email spoofing—basically, it keeps bad actors from pretending to send email from your domain.

Here’s the plain-English version:
Continue reading “What is Dmarc for email and do I need it?”DKIM stands for DomainKeys Identified Mail.
It’s an email authentication method that helps prove an email really came from the domain it claims to be from—and that it wasn’t altered along the way.

Here’s the plain-English version:
In this video, we’ll walk through how to back up your WatchGuard firewall configuration. Creating regular backups ensures you can quickly restore your settings in the event of hardware failure, upgrades, or unexpected changes. Let’s get started and make sure your network stays protected and recoverable.
Continue reading “How to Backup Watchguard Firewall”
Here’s a detailed step-by-step guide on how to install a GoDaddy SSL certificate on your Synology NAS, but it can be for any domain provider.
Before you start please make sure you have a compatible Synology model with DSM and that you have already purchased the SSL certificate from your domain provider. This is critical with the correct DSM it won’t work.
Continue reading “How to re-key a SSL for a Synology NAS”Hey everyone! We just hit 500 subscribers on YouTube! When I started this channel, I just wanted to help other Mac users get the most out of their devices — and seeing this community grow means the world to me.
I suppose it’s fitting that this article is my 200th article published for this website.

We’re just getting started — more Mac tips, tricks, and tutorials are on the way. If you haven’t already, hit subscribe, and let’s reach 1,000 next!
Continue reading “We have hit 500 subscribers on Youtube”We have a small budge of £200 can we create a NAS with SSD Raid conjugation ?
Continue reading “Can you create a NAS with SSD’s on a £200 Budget”
A RAID server is a server that uses a RAID (Redundant Array of Independent Disks) configuration to manage multiple hard drives as a unified storage system. It enhances performance, fault tolerance, or both, depending on the RAID level used.
Continue reading “Different Types of Raid setups for your NAS”MDS is a tool by TwoCanoes Software for automating macOS deployments. It helps configure Macs quickly with things like software installations, configuration profiles, and workflows. It replaced the Deploy Studio build software for Mac deployment after 10.13 High Sierra

Getting spam mail from a domain and want to block it coming into your inbox.
With 365 this is easy to do, however you do need the 365 admin portal login details to block the domain.
