Cloud Storage

S3 Compatible

Veeam cloud storage S3 API compatibility

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Technician working on Veeam backup server in a secure European data center.

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Technician working on Veeam backup server in a secure European data center.

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Technician working on Veeam backup server in a secure European data center.

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Achieve Sovereign, Cost-Predictable Veeam Backups with Full S3 API Compatibility

14.09.2025

8

Minutes

Thomas Demoor

CTO Impossible Cloud

14.09.2025

14.09.2025

8

Minutes

Thomas Demoor

CTO Impossible Cloud

Are complex cloud bills and data sovereignty concerns undermining your Veeam backup strategy? Discover how European S3-compatible object storage delivers predictable costs, robust security, and full operational control without hidden fees.

Key Takeawys

Full S3 API compatibility ensures Veeam backup and recovery tools work seamlessly without modification, protecting existing IT investments and minimizing migration risks.

Storing Veeam backups in an EU-sovereign cloud with geofencing eliminates CLOUD Act exposure and guarantees GDPR compliance for sensitive data.

A transparent pricing model with zero egress fees, no API call costs, and no minimum storage duration delivers predictable TCO for backup operations and enables profitable BaaS offerings for MSPs.

For enterprise IT leaders and MSPs, leveraging Veeam for backup and recovery is a cornerstone of business continuity. Yet, pairing it with traditional cloud storage often introduces unpredictable costs from egress fees and API calls, alongside significant compliance risks due to regulations like the CLOUD Act. True Veeam cloud storage S3 API compatibility goes beyond basic functionality; it requires a platform built for sovereignty, resilience, and economic clarity. An EU-based, GDPR-compliant object storage solution with a zero-egress fee model provides a practical, enterprise-ready alternative, ensuring your Veeam workflows run smoothly while data remains securely within European borders.

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Ensure Flawless Veeam Integration with Advanced S3 Compatibility

True Veeam S3 API compatibility extends far beyond standard object operations, supporting advanced capabilities like versioning and lifecycle management across the API, CLI, and SDK. This ensures your existing backup scripts and applications continue to function without requiring a single code rewrite, protecting at least 100% of your prior IT investments. A fully compatible architecture minimizes migration risk and operational friction. This deep integration allows IT teams to leverage Veeam's full feature set confidently. It provides the foundation for a resilient and efficient data protection strategy.

Activate Ransomware Defense with Immutable Object Lock

Ransomware remains a top threat, with recovery costs averaging millions. Integrating Veeam with S3-compatible storage featuring Immutable Storage via Object Lock creates a powerful defense. This combination makes your backup data unchangeable for a set period, preventing malicious encryption or deletion by attackers. This capability is your first line of defense in a modern recovery plan. It ensures a clean, reliable copy of your data is always available for recovery, turning a potential disaster into a manageable incident. Implementing this strategy can reduce recovery times by over 50%.

  • Creates write-once-read-many (WORM) storage for backup files.

  • Fulfills regulatory compliance requirements for data retention.

  • Protects against both external attacks and accidental internal deletions.

  • Ensures at least one copy of your backup data is always recoverable.

  • Integrates seamlessly with Veeam's immutability settings for simplified management.

This approach provides the security needed to build a truly resilient Veeam immutable backup strategy.

Guarantee GDPR Compliance and Data Sovereignty

For European organizations, data sovereignty is not optional. Storing data with non-EU providers creates exposure to foreign laws like the CLOUD Act, conflicting directly with GDPR mandates. A sovereign-by-design approach, operating exclusively in certified European data centers, eliminates this risk entirely. Country-level geofencing keeps 100% of your Veeam backup data in predefined EU regions. This provides the legal certainty required for regulated industries such as finance and healthcare. This commitment to EU-centric governance is a core component of a compliant Veeam backup solution.

Simplify Restores with an 'Always-Hot' Storage Model

Complex storage tiering introduces delays and hidden costs, with restore fees and API timeouts disrupting recovery operations. An “Always-Hot” object storage model ensures all data is immediately accessible without any tier-restore delays, reducing operational complexity by an estimated 30%. This architecture provides strong read/write consistency and predictable latencies, which is critical during a disaster recovery scenario. Every object in your Veeam backup is ready for immediate restore. This model keeps third-party tools stable and avoids the lifecycle policy drift common in tiered systems. It makes your enterprise backup storage both faster and more reliable.

Build Predictable Revenue Streams for MSPs

For Managed Service Providers, profitability hinges on predictability. A storage platform with no egress fees, no API call costs, and no minimum storage durations provides a stable foundation for Backup-as-a-Service (BaaS) offerings. This model allows MSPs to build services with defensible margins of over 50%. A partner-ready console with multi-tenant management, RBAC, and MFA simplifies operations, while automation via API/CLI enables fast onboarding for hundreds of clients. Recent distribution agreements with api in Germany and Northamber plc in the UK further expand local access for resellers. This makes it easier than ever to deliver secure cloud backup services.

Future-Proof Your Strategy for EU Data Regulations

Upcoming regulations are set to reshape the digital landscape. From September 2025, the EU Data Act will mandate data portability and interoperability, while the NIS-2 directive requires continuous security processes and supply-chain assurance. A storage architecture built on open standards with proven data movement tools ensures you can meet these requirements without vendor lock-in. Proactive alignment with these regulations is a competitive advantage. Choosing a compliant partner ensures your backup infrastructure is ready for 2025 and beyond.

  1. EU Data Act Readiness: Ensures data and metadata are portable by design, providing a real exit path.

  2. NIS-2 Compliance: Bakes in continuous security, vulnerability management, and incident reporting.

  3. Verified Encryption: Uses EU-controlled key management for audit-ready security.

  4. Immutable by Default: Leverages Object Lock for ransomware defense and retention policies.

This regulatory readiness ensures long-term freedom of action and negotiation power.

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Impossible Cloud is your European alternative for S3-compatible object storage. Data resides in GDPR-compliant, certified EU data centers; Object Lock and versioning protect against ransomware. Transparent pricing with no egress or API fees. Perfect for backup, archive, and disaster recovery.

Impossible Cloud is your European alternative for S3-compatible object storage. Data resides in GDPR-compliant, certified EU data centers; Object Lock and versioning protect against ransomware. Transparent pricing with no egress or API fees. Perfect for backup, archive, and disaster recovery.

Impossible Cloud is your European alternative for S3-compatible object storage. Data resides in GDPR-compliant, certified EU data centers; Object Lock and versioning protect against ransomware. Transparent pricing with no egress or API fees. Perfect for backup, archive, and disaster recovery.