What is Dkim 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:

  • When an email is sent, the sending mail server adds a digital signature to the message.
  • That signature is created using a private key owned by the sender’s domain.
  • The receiving mail server looks up the sender’s public key in DNS and checks the signature.
  • If it matches ✅ the email is legit and unchanged.
  • If it doesn’t ❌ the message may be spam, spoofed, or tampered with.
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How to re-key a SSL for a Synology NAS

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.

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We have hit 500 subscribers on Youtube

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!

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