Impossible Cloud makes object storage sovereign, simple and future-proof.

Based in Hamburg, Impossible Cloud is one of Europe’s leading providers of S3-compatible object storage. More than 1,200 companies already rely on this GDPR-compliant solution to store, archive and manage their data—hosted in certified data centres and protected by cutting-edge security standards.

Whether it’s backup, disaster recovery, tape-to-cloud migration or ransomware protection, Impossible Cloud delivers digital sovereignty with full data control, seamless integration and intuitive handling. Its fully S3-compatible API enables fast migration without vendor lock-in and can be integrated into existing systems with just a single line of code.

Impossible Cloud combines top-tier security, European data sovereignty and full S3 compatibility in a single object storage solution:

ISO-certified data centres with geo-fencing protection
Multi-layer encryption, object lock and IAM
Out-of-the-box integration with all leading backup tools
Ideal for tape-to-cloud, backup & disaster recovery, and ransomware protection
Full data control – Free from Cloud Act risks, compliant with EU standards and regulations
No egress or API fees, no minimum storage duration

Would you like to learn more about Impossible Cloud?

Get in touch with us today!

Get in touch

End-of-year promo: 3 months of free cloud storage included.

Sign up for a regular 12-month Impossible Cloud Storage contract by December 31, 2025, and receive 3 additional months free. Ideal for simplifying your migration or getting started with a particularly cost-effective cloud move. Gain more flexibility and planning security for your data now – at no extra cost. If you have any questions about this promotion or Impossible Cloud, please feel free to contact us.

Europe’s leading object storage solution for businesses seeking digital sovereignty, security and full cost transparency.

Secure backups and protection against ransomware.

Immutable storage with object lock prevents unauthorised changes.
Full S3 compatibility enables seamless integration with existing backup software – No adjustments required.
Scalable, secure infrastructure ensures long-term availability, even as data volumes grow.

Disaster recovery without compromise.

Rapid restoration in the event of system failure minimises downtime and safeguards business continuity.
Flexible storage solution that integrates easily into existing processes.
Geo-redundant storage ensures high availability.

Efficient data archiving.

Cost-effective storage with no minimum retention period – Ideal for long-term data preservation.
Fast access to archived data, regardless of usage frequency or storage duration.
Unlimited scalability allows archives to grow effortlessly.

Flexibility through multi-cloud strategies.

Full S3 compatibility for seamless use in hybrid IT architectures.
Freedom from vendor lock-in ensures technological independence.
Future-proof cloud infrastructure supports scalable multi-cloud scenarios.

Store data where it belongs – In Europe.

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Frequently asked questions.

Where are my data stored?

Am I impacted by the US CLOUD Act?

How are my data encrypted?

Is Impossible Cloud compatible with my backup software?

Can I test Impossible Cloud?

Where are my data stored?

Impossible Cloud stores your data in highly secure, fully redundant data centres located within Europe. All sites are certified to ISO 27001, SOC 2 Type II and PCI-DSS standards.

Am I impacted by the US CLOUD Act?

No. Your data are stored exclusively in geo-fenced zones within Europe, and you choose the storage location. All data centres comply with GDPR requirements, enabling a privacy-compliant cloud strategy.

How are my data encrypted?

Your data are protected end-to-end meaning during transmission, at rest and on the server side. You can also apply client-side encryption and define your own security standards. Impossible Cloud uses leading object-level encryption methods, including AES-256-GCM.

Is Impossible Cloud compatible with my backup software?

Yes. Impossible Cloud is fully S3 API-compatible and integrates seamlessly with popular backup and data management solutions including Hornetsecurity, Veeam and Acronis. Your existing scripts and workflows remain unchanged, and best of all, migration requires just a single line of code.