Sovereign S3 cloud storage for secure backup, archiving, and recovery strategiesImpossible Cloud
Impossible Cloud: Europe's Sovereign Cloud Storage for Enterprises
Decisions about cloud architectures are no longer purely technological, but rather holistic, taking into account digital sovereignty, multicloud strategies, and security requirements.
Impossible Cloud positions itself as a European alternative to Wasabi and Backblaze, focusing on GDPR-compliant object storage, ransomware resilience, and transparent cost structures specifically designed for use in mid-sized and enterprise environments.
Against this backdrop, Impossible Cloud offers an attractive alternative for IT organizations with high security and compliance requirements. It provides the ideal solution for maintaining control over their data and implementing efficient and cost-effective backup, archiving, and disaster recovery strategies – without hidden fees or dependence on hyperscalers.
Strategic use cases of the Impossible Cloud
Archivierung & Compliance
– audit-proof thanks to Object Lock in Compliance or Governance mode.
Disaster Recovery
– Rapid recovery of business-critical systems.
Offsite-Backup via Tape-to-Cloud
– a modern alternative to costly tape archives
Data analytics and data lake
– High-performance storage for real-time analytics.
Sovereign S3 Cloud Storage for Secure Backup, Archiving, and Recovery Strategies
Impossible Cloud, headquartered in Hamburg, is the Germany-based, and therefore sovereign, alternative to cloud providers from outside Europe, such as Wasabi & Co. Its name says it all: What set it apart from other providers from the outset was Impossible Cloud's commitment to providing GDPR-compliant, sovereign S3 object storage with servers located entirely in Europe – meaning full data control and sovereignty with complete S3 compatibility.
In addition, Impossible Cloud delivers strong performance, high security standards, and transparent pricing models for demanding enterprise and mid-market environments.
Transparent, flexible pricing for high-scaling operations
The Impossible Cloud is ideal if you're looking for an affordable, highly scalable, and easy-to-deploy storage solution with a cyber resilience concept.
Thanks to S3, it avoids any vendor lock-in and operates without hidden fees – optionally as a pay-as-you-go model.
Core features of the Impossible Cloud
Sovereign and compliant
- Hosted in ISO-certified data centers in Germany and the EU
- GDPR compliant.
- Security standards such as encryption, immutable storage (WORM), and identity management.
S3-compatible & seamlessly integrated
- Fully S3 API compatible, e.g., for existing backup and storage solutions such as Veeam,
- Commvault, Cohesity, Rubrik, IBM
- Cloud-native integration without modifications
Security & Compliance
- Data encryption
- Access controls and role models
- Immutable storage (e.g., for ransomware resilience)
- Logging and auditing capabilities
Cost-efficient and transparent
- Up to 80% lower total cost of ownership
- No egress or API fees
- Predictable costs, transparent pricing models
Strengths of the Impossible Cloud
What sets the Impossible Cloud apart as a sovereign cloud service from Europe: Your existing applications, backup, and recovery solutions continue to use the established S3 standard – while data storage is deliberately separated from the hyperscaler ecosystem.
The Impossible Cloud is easily integrated into your existing IT architecture as a storage platform via S3 as the technical interface.
With the Impossible Cloud, you simultaneously strengthen your company's cyber resilience maturity, as it was developed with the NIS2 guidelines in mind.
The following factors ensure uninterrupted business continuity as well as robust backup and ransomware protection:
S3 Object Lock protects important backup data from being deleted or modified for the entire retention period.
Multi-level encryption of all data both during transmission and at rest, using an EU-controlled key management system.
Identity and Access Management (IAM), which supports MFA and RBAC to implement precise, role-based policies.
Your data will be stored in certified EU data centers in compliance with the GDPR and other regional data protection regulations.
Impossible Cloud Data Locations
Impossible Cloud has increasingly expanded its data locations within Europe.
Impossible Cloud Compatibility
Our partners, as well as a wide range of other industry-leading backup applications, integrate seamlessly with Impossible Cloud Storage. The following overview provides detailed information and links to relevant resources in our knowledge base (Source: Impossible Cloud Documentation).
Advantages of the Impossible Cloud
Digital Sovereignty & Compliance Focus
The Impossible Cloud is operated entirely in Europe and is subject exclusively to European legal and data protection regulations. This is crucial for GDPR-compliant storage strategies, as it avoids risks posed by non-European laws. This allows you to maintain global standards while retaining full control over location, costs, and governance, making the Impossible Cloud particularly suitable for highly regulated industries.
Security and Ransomware Resilience
Object Lock (WORM mode) and other native security mechanisms protect your data from manipulation, providing integrated, robust ransomware protection. The cloud thus meets stringent data retention and compliance requirements and enhances cyber resilience.
Freedom of System Choice Through to Full S3 Compatibility
No Platform Lock-in: While hyperscalers offer S3 as part of a proprietary platform ecosystem, the Impossible Cloud prioritizes openness and system connectivity. Existing S3-based applications or backup stacks can continue to operate without modifications. This provides maximum flexibility with minimal integration and migration effort, and seamless integration with established tools.
High-performance storage model (“Always Hot”)
The Impossible Cloud’s hot storage concept eliminates complex tiering mechanisms, enabling fast backup and restore access and avoiding delays caused by archive tiering levels. This results in reduced recovery time objectives (RTO) for disaster recovery and consistent performance.
Do you have questions about data sovereignty or the Impossible Cloud? Feel free to send me an email.
Philip Röder, Head of Business Development & Consulting
Phone +49 162 4196789
Conclusion: Sovereign S3 Cloud Storage as a European Alternative to Hyperscalers
With its strengths as an S3 storage solution for today's requirements, such as short RTO times, data sovereignty, compliance, and ransomware protection, the Impossible Cloud offers a strategically sound addition to reduce dependencies, simplify compliance, and keep storage costs and risks manageable. With certifications and compliance standards such as ISO/IEC 27001, SOC 2, PCI DSS, and GDPR-by-design, the Impossible Cloud combines proven security in a scalable cloud storage product.
The S3 approach thus provides a way to implement European compliance requirements cleanly, not only technically but also from a regulatory perspective. This makes the Impossible Cloud a suitable alternative to the well-known hyperscalers – and also a strategic building block in your architecture. It is particularly well-suited for use in mid-sized and enterprise environments.