Ransomware Protection: The Complete Guide for Synology NAS

Published at : 23 Dec 2025

In this video, I will be covering what ransomware is and how to protect your NAS. I go over some simple steps that pretty much everyone should take to prevent a ransomware attack, as well as some measures to make sure your data is safe even if an attack occurs.

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Related Tutorials:
Snapshot Guide: https://youtu.be/P-9osuSdGGI
DSM 7.2 immutable snapshots (16 min mark): https://youtu.be/S4FrFn06-Yw
Is Quick Connect Secure?: https://youtu.be/s9YguJ1SsTM
Hyperbackup guide: https://youtu.be/7Retrqnr9eM

Synology Recommendations*:
Hard drives I recommend: https://amzn.to/3RA3udS
Starter NAS with BTRFS: https://amzn.to/46hrRS7
Great all around NAS with BTRFS: https://amzn.to/46egNVP
More powerful NAS with BTRFS (great for larger/mid sized businesses): https://amzn.to/3YwRziM

#synology #nas #ransomware

TOC:
00:00 Introduction
00:23 What is ransomware?
03:05 Hardware requirements
04:35 Basic security settings
07:58 User & Group settings
10:42 File Access settings (including SMB)
13:26 External Access settings (Quick Connect and UPnP)
15:42 Which ports do you have open?
22:55 Recovering from ransomeware with snapshot replication
26:55 Snapshot setup walkthrough
33:48 Restoring from snapshots after a ransomware attack
36:54 Conclusion

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