How to Join a Synology NAS to Active Directory The Right Way (DSM 7.3) @TechMeOut5
How to Join a Synology NAS to Active Directory The Right Way (DSM 7.3)  @TechMeOut5
Uploaded November 2025 | Updated September 2026, 2 weeks ago
Join me as I show you how to join a Synology NAS to Active Directory the right way in DSM 7.3. If you already run Active Directory, integrating your Synology brings centralized identity, cleaner permissions, and easier auditing. This click-by-click walkthrough covers the full domain join flow so your Synology and Active Directory work together smoothly—no guesswork, no dead ends.

We’ll cover the exact prerequisites Active Directory expects from Synology: correct DNS pointing to your domain controllers, time/NTP alignment for Kerberos, the minimal-privilege service account for the join, and the DSM 7.3 settings you should flip for reliable SMB. Then we’ll perform the join and immediately test Active Directory users and Active Directory groups on Synology shared folders using Windows ACLs—so you see real, working access control, not just theory.

Security is front and center. You’ll learn least-privilege patterns for Active Directory on Synology (use groups, not individual users), how to enable SMB signing/encryption in DSM 7.3, where to review audit logs, and how to lock down admin access with 2-factor. I’ll also show practical tips to avoid common Active Directory pitfalls on Synology—like time skew, DNS misconfigurations, and SPN issues—so your domain join stays stable long-term.

After the join, I’ll demo daily operations: granting Active Directory group access to Synology shared folders, mapping network drives with Group Policy, and verifying permissions from a domain-joined client. If your team already lives in Active Directory, this is the cleanest way to manage your Synology: one identity, one place to revoke access, and consistent permissions across all SMB shares.

What you’ll learn (at a glance):
• Proper Synology → Active Directory domain join (DSM 7.3)
• DNS, NTP, and Kerberos settings that matter for Active Directory on Synology
• Using Active Directory groups to control Synology shared folders (Windows ACLs)
• Hardening tips: least privilege, SMB signing/encryption, and auditing in DSM 7.3
• Troubleshooting Synology + Active Directory join issues (DNS/time/SPN)

If this helped you connect Synology with Active Directory, give it a like, drop your questions in the comments, and subscribe for more Synology + Active Directory deep dives. Thanks for watching!

#synology #activedirectory #secure

For Business & Promotional related inquiries, contact me at avibarilan@gmail.com

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How to Join a Synology NAS to Active Directory The Right Way (DSM 7.3)

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