Magazine
Cloud Storage
S3 Compatible

Secure Your Data with S3 Compatible Storage for Synology NAS in the UK

04.10.2025

9

Minutes
Christian Kaul
CEO Impossible Cloud
Achieve Digital Sovereignty and Predictable Costs with a European Cloud Built for Resilience

For UK businesses relying on Synology NAS, finding a cloud backup solution that balances cost, performance, and compliance is a significant challenge. Many IT leaders face vendor lock-in due to complex pricing, while the need for UK data residency creates regulatory hurdles. This article outlines a practical approach using S3 compatible storage for Synology NAS in the UK that is sovereign by design. It delivers enterprise-grade resilience, full GDPR alignment, and a transparent economic model without egress fees, ensuring your data remains secure, accessible, and under your control.

Key Takeaways

  • Achieve full GDPR compliance and digital sovereignty for your UK Synology NAS backups by using UK-only, geofenced S3 compatible storage.
  • Eliminate unpredictable cloud costs with a transparent pricing model that includes zero egress fees, no API call charges, and no minimum storage terms.
  • Protect your backups from ransomware with immutable storage (S3 Object Lock) and ensure rapid recovery with an "Always-Hot" data architecture.

Prioritise Digital Sovereignty for Your UK Data

A majority of EU decision-makers now demand European solutions for critical data infrastructure. For UK firms, using sovereign cloud storage ensures data is geofenced within certified European data centers, avoiding CLOUD Act exposure entirely. This approach provides 100% EU legal certainty for your Synology backups. Our architecture guarantees your data stays in your chosen country-level region under EU rules. This focus on sovereignty is a primary selection criterion for over 60% of enterprises today. This strategy directly addresses the need for clear data governance.

Deploy Advanced S3 Compatibility Without Rework

True S3 compatibility protects your existing IT investments and requires zero code rewrites. Our platform supports advanced capabilities like versioning, lifecycle management, and event notifications across its API, CLI, and SDK. This ensures your existing Synology backup scripts and applications continue working on day one. This seamless integration saves hundreds of hours in migration and testing efforts. You can connect your systems using our cloud backup solutions immediately. This deep compatibility is essential for maintaining operational stability.

Eliminate Hidden Fees with a Predictable Cost Model

Many businesses feel locked into cloud providers due to complex and unpredictable pricing. We offer a transparent model with no egress fees, no API call costs, and no minimum storage duration. This predictability allows UK MSPs and enterprises to forecast their storage expenses with 100% accuracy. For example, a 10TB data restore operation incurs zero additional egress charges. This clear economic model is a key driver for the 70% of companies seeking new cloud partners. This financial clarity empowers better business planning.

Build Resilient Ransomware Defence with Immutable Storage

Immutable backups are your strongest defence against ransomware, which impacts 1 in 4 businesses annually. Our S3 Object Lock feature makes your Synology NAS backups unchangeable for a period you define, securing them from malicious encryption or deletion. We use an "Always-Hot" object storage model, meaning 100% of your data is immediately accessible for restores without tier-restore delays. This eliminates the operational complexity that causes API timeouts and hidden recovery fees. Explore our approach to secure cloud backup in the UK. This readiness strengthens your overall disaster recovery posture.

Ensure Compliance with GDPR, UK NIS Regulations, and the EU Data Act

Operating exclusively in certified UK data centres ensures alignment with GDPR from the ground up. Our platform is also ready for emerging regulations. Here is how we address key compliance needs:

  • EU Data Act (Sept 2025): We provide data portability by design, ensuring you can export all metadata, versions, and access information without lock-in.
  • UK NIS Regulations: Our operations include continuous security processes, vulnerability management, and supply-chain assurance, meeting strict new requirements.
  • Geofencing: We offer country-level data residency to meet specific regulatory demands for financial or healthcare workloads.
  • Encryption: We provide multi-layer encryption for data in transit and at rest, with all key management under EU control.

This proactive stance on compliance gives your business a competitive advantage.

Empower UK Channel Partners with Predictable Margins

For UK MSPs and resellers, predictable margins are essential for building profitable Backup-as-a-Service (BaaS) offerings. Our partner-ready model was designed for the channel, available in the UK through our distributor, Northamber plc. The "Predictable by design" model with zero egress or API fees means the price you quote is the price you get, protecting your margin on every client account. Our multi-tenant partner console simplifies management with features like role-based access control (RBAC), MFA, and streamlined reporting. This allows partners to onboard new Synology NAS clients in under 15 minutes. This efficiency is how we enable our partners to scale.

Follow a Simple Checklist for a Seamless Migration

Migrating your Synology NAS backups to a new S3 compatible storage provider should be straightforward. Following a clear plan minimises risk and ensures a smooth transition. Here are four key steps for a successful migration:

  1. Verify Endpoints and Credentials: Confirm your backup software can connect to the new S3 endpoint with the provided access keys.
  2. Map Existing Policies: Replicate your current lifecycle and retention policies in the new environment to maintain data governance.
  3. Conduct a Pilot Backup: Run a test backup for a non-critical workload to validate performance and functionality.
  4. Perform a Test Restore: The most critical step is to perform a test restore of the pilot data to ensure 100% data integrity and accessibility.

This structured process ensures your data is protected from day one.

Get Started with Sovereign S3 Storage Today

Switching to a sovereign, predictable, and high-performance S3 compatible storage solution for your Synology NAS is a practical step towards better data control. With full S3 API compatibility, the transition requires no changes to your existing workflows. More than 75% of IT leaders who switch based on cost transparency and security report immediate operational benefits. You can start by testing your specific use case with a free trial. Talk to an expert today to get a personalized demo. This is the first step towards a more resilient and predictable cloud strategy.

FAQ

Is your storage fully compatible with Synology Hyper Backup?

Yes, our platform offers full S3 API compatibility, ensuring it works out-of-the-box with Synology Hyper Backup and other S3-native applications. You can set it up just like any other S3 target.

Are there any hidden costs for API calls or data retrieval?

No. Our pricing is transparent and predictable. We do not charge for API calls (PUT, GET, LIST requests) or for egress (data retrieval), making it easy to forecast your budget.

How do you ensure my data stays within the EU?

We are a European company operating exclusively in certified European data centers. We provide country-level geofencing to guarantee your data is stored in your chosen region and never leaves it, ensuring compliance with GDPR and data sovereignty requirements.

What makes your "Always-Hot" architecture better than tiered storage?

Our "Always-Hot" model ensures all your data is immediately accessible without any restore delays or retrieval fees associated with cool or archive tiers. This simplifies operations, makes restores faster and more predictable, and prevents API timeouts that can disrupt backup and recovery jobs.

How can UK MSPs partner with Impossible Cloud?

UK-based MSPs, resellers, and system integrators can partner with us through our distributor, Northamber plc. We provide a multi-tenant partner console, predictable margins, and full automation support via API/CLI to help you build and scale your backup and archiving services.

What security features do you offer besides immutability?

We provide a comprehensive security framework that includes multi-layer encryption (in-transit and at-rest), fine-grained Identity and Access Management (IAM) with MFA and RBAC, and support for external identity providers via SAML/OIDC.

Would you like more information?

Send us a message and our experts will get back to you shortly.