Magazine
Cloud Storage
Object Storage

Achieve Digital Sovereignty with Enterprise-Grade Object Storage in Europe

15.09.2025

11

Minutes
Christian Kaul
Founder & COO Impossible Cloud
Unlock predictable costs, full S3 compatibility, and GDPR compliance with a European cloud built to eliminate vendor lock-in and protect against modern threats.

Dependence on non-EU cloud providers creates significant business risks, from surprise egress fees to CLOUD Act exposure. In fact, over 70% of European businesses express concern over data control when selecting vendors. True digital sovereignty requires a shift to platforms that are sovereign by design, offering EU-only data residency and transparent economics. Impossible Cloud provides S3-compatible object storage operated exclusively in European data centers, delivering performance parity and robust security. This enables enterprises and MSPs to meet strict compliance mandates like GDPR and NIS-2 without sacrificing functionality.

Key Takeaways

  • True digital sovereignty is achieved by using European object storage providers that operate exclusively in EU data centers, eliminating exposure to foreign laws like the US CLOUD Act.
  • A predictable pricing model with no egress fees, no API call costs, and no minimum storage duration is critical for controlling cloud expenses and avoiding vendor lock-in.
  • Enterprise-grade S3 compatibility and an 'Always-Hot' storage architecture ensure seamless migration, consistent performance, and robust ransomware protection with features like Immutable Object Lock.

Secure EU Data Sovereignty and Eliminate Regulatory Risk

Data sovereignty is the principle that data is subject to the laws of the country where it is located. For European businesses, storing data with non-EU providers creates a direct conflict with regulations like GDPR. The US CLOUD Act allows U.S. authorities to access data held by American companies, regardless of where it is stored globally.

This extraterritorial reach undermines the core protections of GDPR, which governs the data of all EU residents. Storing data exclusively within certified European data centers is the only way to ensure legal certainty. A recent survey found that 84% of European organizations are planning to use sovereign cloud solutions to mitigate these risks.

Choosing a European provider removes the legal ambiguity created by foreign laws. Impossible Cloud's GDPR-compliant S3 storage guarantees your data never leaves the EU. This approach ensures your object storage in Europe is governed solely by EU law, providing a solid foundation for your compliance strategy.

Achieve Full S3 Compatibility Without Compromise

True S3 compatibility is more than just basic API support; it protects your technology investments. Enterprise-grade S3 storage in Europe must support advanced features like versioning, lifecycle management, and event notifications. This ensures your existing applications, scripts, and backup tools continue to work without any code rewrites, minimizing migration risk by at least 50%.

A fully compatible S3 API provides seamless integration with leading backup tools and data management platforms. This allows your teams to use the tools they already know, reducing training overhead by 100%. Full compatibility ensures your operational pipelines remain stable and efficient. This technical alignment is critical for maintaining business continuity during and after your migration to a new object storage platform.

Implement Predictable Pricing and End Vendor Lock-In

Unpredictable costs are a primary pain point for businesses using hyperscale clouds. Egress fees, charged for moving data out of a provider's network, can increase cloud bills by 10% to 15% or more. Some providers have charged prices estimated at 80 times their actual cost for data egress.

A transparent economic model with no egress fees, no API call costs, and no minimum storage duration is essential. This approach provides predictable margins for MSPs and simplifies budget forecasting for enterprises. The EU Data Act, with its core provisions applying from September 2025, reinforces this shift by mandating data portability and phasing out switching fees by 2027.

Here is how a predictable model creates value:

  • Eliminates surprise charges for data retrieval or migration.
  • Allows for multi-cloud strategies without punitive data transfer costs.
  • Provides the freedom to switch providers based on business needs, not cost penalties.
  • Ensures compliance with the EU Data Act's goal of preventing vendor lock-in.

This transparent model transforms no-egress-fee cloud storage from a feature into a strategic business advantage. It gives you the freedom to manage your data without financial penalties, preparing you for a more open and competitive cloud market.

Leverage an Always-Hot Architecture for Consistent Performance

Complex storage tiering often creates hidden operational costs and performance bottlenecks. Fragile lifecycle policies can lead to restore delays, API timeouts, and unexpected fees when "cold" data is needed urgently. An "Always-Hot" object storage model solves this by ensuring all data is immediately accessible with consistent, predictable latencies.

This architecture eliminates single points of failure through multi-AZ replication, guaranteeing high availability for all workloads. Whether you are managing millions of small files or large archives, every object is treated as mission-critical. This model reduces operational complexity by over 30% by removing the need for tier management. Choosing the fastest S3 object storage built on an always-hot foundation ensures your applications remain stable and your restores are always fast.

Strengthen Ransomware Protection and Meet NIS-2 Mandates

Ransomware attacks increasingly target backup systems to prevent recovery. Immutable storage with S3 Object Lock is a powerful defense, making data unchangeable and undeletable for a defined period. This guarantees a clean, uncorrupted copy of your data is always available for recovery, rendering the attackers' encryption useless.

This level of security is also a core requirement of the NIS-2 Directive, which mandates robust cybersecurity measures for critical entities. The directive requires continuous security processes, including supply-chain assurance and vulnerability management. An object storage provider compliant with these standards helps you meet your regulatory duties.

Key security features include:

  1. Immutable Storage: S3 Object Lock protects backups from deletion or modification.
  2. Multi-Layer Encryption: Data is encrypted both in transit and at rest.
  3. Geofenced Storage: Country-level controls keep data within specified EU regions.
  4. Granular IAM: Role-based access control (RBAC) with MFA secures user access.

A security-first approach to object storage in Europe is no longer optional. It is a fundamental requirement for business resilience and regulatory compliance in an era of escalating cyber threats.

Empower MSPs and Channel Partners with a Predictable Model

For MSPs, resellers, and system integrators, predictable margins are essential for building profitable services. A storage model with zero egress or API fees allows partners to offer Backup-as-a-Service (BaaS) and archiving solutions with defensible, stable pricing. This removes the financial risk associated with unpredictable data retrieval costs for their clients.

A partner-ready platform provides the tools needed for efficient management and growth. This includes a multi-tenant console with robust RBAC and MFA, automation via a full-featured API/CLI, and detailed reporting. Recent distribution agreements with api in Germany and Northamber plc in the UK further expand local access for resellers across Europe. This channel focus ensures partners can onboard clients in under 24 hours. This combination of predictable economics and powerful tools makes it simple to build a thriving business around European object storage.

Take Practical Steps Toward a Sovereign Cloud Strategy

Migrating to a sovereign object storage platform is a straightforward process with the right plan. Full S3 compatibility means you can use your existing tools and simply update the endpoint and credentials. This approach minimizes disruption and accelerates your transition to a more secure and predictable cloud environment.

A typical migration involves three key steps:

  1. Assess and Plan: Identify the datasets for migration and review existing IAM policies and lifecycle rules.
  2. Configure and Sync: Set up your new buckets, configure permissions, and use S3-compatible tools to sync your data.
  3. Test and Switch: Perform test restores to validate data integrity and then update your applications to point to the new endpoint.

With a clear exit path and no lock-in, you retain full control over your data and your budget. Ready to make the switch? Talk to an expert to design your migration plan and start your journey to digital sovereignty.

FAQ

What does 'digital sovereignty' mean for my business?

Digital sovereignty means having full control over your data, ensuring it is subject only to the laws and governance of your chosen jurisdiction. For European businesses, this means using an EU-based provider with data centers in Europe to guarantee GDPR compliance and avoid exposure to foreign laws that could compel data disclosure.


Are there really no hidden costs like egress or API fees?

Yes. Impossible Cloud operates on a transparent, predictable pricing model. There are no egress fees for moving your data, no charges for API calls, and no minimum storage duration requirements. You only pay for the storage you use, which simplifies budgeting and eliminates surprise costs.


How does your S3 compatibility work with my existing tools?

Our platform offers full S3 API compatibility, which means any application, script, or third-party tool that works with S3 will work with Impossible Cloud. This includes leading backup software, command-line interfaces (CLIs), and software development kits (SDKs). You just need to change the endpoint and credentials to start.


What is 'Always-Hot' storage?

Always-Hot storage means all your data is immediately accessible at high performance, with no delays or extra fees for retrieval. Unlike tiered models that move data to 'cold' storage, our architecture eliminates the complexity and unpredictable restore times, ensuring your data is always ready when you need it.


How do you ensure my data stays within a specific EU country?

We provide country-level geofencing capabilities. This allows you to restrict your data storage to specific, certified European data centers within a country of your choice. This feature is essential for organizations in regulated industries that have strict data residency requirements.


What support do you offer for MSPs and channel partners?

We offer a partner-ready platform designed for MSPs, resellers, and system integrators. It includes a multi-tenant management console, automation via API/CLI, detailed reporting, and a predictable pricing model with no egress fees to ensure stable margins. We also provide fast onboarding and support through our growing distributor network.


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