Magazine
European Cloud
Data Residency

Secure Legal Sector Data Residency with Sovereign EU Storage

01.12.2025

10

Minutes
Thomas Demoor
CTO Impossible Cloud
Navigate GDPR, the CLOUD Act, and UK NIS Regulations with a compliant-by-design object storage solution built for UK law firms.

UK law firms handle vast amounts of sensitive client data, making strict data residency a core operational requirement under UK GDPR. Yet, reliance on cloud providers subject to foreign laws, such as the US CLOUD Act, creates a direct conflict with EU and UK privacy principles. This exposes firms to potential data access requests from non-EU authorities, undermining client confidentiality and creating significant compliance gaps. The solution lies in a platform that is sovereign by design, ensuring data remains under EU legal control with 100% certainty. This approach addresses today's compliance needs and prepares firms for new regulations like UK NIS Regulations and the EU Data Act.

Key Takeaways

  • UK legal firms must ensure data residency under UK GDPR, and using US-owned cloud providers creates a compliance conflict due to the US CLOUD Act.
  • True digital sovereignty is achieved by using EU-owned and operated storage with country-level geofencing, guaranteeing data is governed only by UK law.
  • Modern regulations like UK NIS Regulations and the EU Data Act require verifiable security measures, data portability, and no vendor lock-in, which are core features of a sovereign-by-design cloud.

Establish Digital Sovereignty to Mitigate Compliance Risks

A majority of EU decision-makers now demand European solutions for critical data infrastructure. For the legal sector, this means prioritizing sovereign cloud providers to ensure client confidentiality. Storing data with a US-owned provider creates a legal contradiction; even on EU servers, data is subject to US CLOUD Act warrants. This law allows US authorities to compel providers to disclose data, bypassing EU legal channels entirely.

Impossible Cloud eliminates this risk with a 100% European-owned and operated infrastructure. Our platform is sovereign by design, guaranteeing that your firm's data is governed exclusively by UK law. This provides the legal certainty required to protect sensitive case files and client information. This jurisdictional clarity is the foundation of true data residency.

Achieve Verifiable Compliance with Geofenced Storage

Meeting UK GDPR requires that personal data is stored and processed under adequate safeguards. Impossible Cloud offers country-level geofencing to enforce strict GDPR compliance boundaries. This feature ensures data remains within certified European data centers, satisfying the most stringent client and regulatory demands. You can verifiably demonstrate that all client data resides within a chosen EU country.

This capability is critical for regulated workloads common in financial and corporate law. Our architecture provides full S3-API compatibility, so your existing tools work without modification. This simplifies migration and protects your past IT investments with zero code rewrites. This seamless integration makes achieving compliance a practical, 3-step process.

Implement Advanced Ransomware Protection and Resilience

Ransomware attacks targeting the legal sector are growing over 80% year-over-year. Law firms are prime targets due to the high value of their data. To counter this, our platform includes Immutable Storage with S3 Object Lock. This feature makes backups unchangeable for a set period, providing a powerful defense against ransomware encryption. Even if attackers gain access, they cannot alter or delete your critical backups.

Our "Always-Hot" object storage model ensures all data is immediately accessible. This eliminates restore delays and hidden fees associated with tiered storage systems. In a disaster recovery scenario, your firm can restore data in minutes, not hours. This architectural choice reduces operational complexity and strengthens your recovery posture by at least 50%.

Prepare for UK NIS Regulations and the EU Data Act Mandates

Upcoming regulations introduce new data governance standards for 2025 and beyond. The UK NIS Regulations, with an enforcement date of 18 October 2024, requires robust supply-chain security and incident reporting. Our platform helps you meet these obligations with detailed logging, IAM controls, and multi-layer encryption. We provide the tools to document your continuous security processes.

The EU Data Act, fully applicable from 12 September 2025, mandates data portability and bans cloud vendor lock-in. It specifically phases out data egress fees by 2027. Impossible Cloud is built on these principles today, with a transparent model featuring zero egress fees and no API call costs. This commitment to open standards ensures you have a proven exit strategy, protecting your long-term freedom of action and avoiding dependency on a single provider.

Leverage a Partner-Ready Platform for Predictable Margins

For Managed Service Providers (MSPs) serving the legal sector, cost predictability is essential. Our partner program is predictable by design, with zero egress or API fees. This allows you to build BaaS and archiving services with stable, defensible margins of over 30%. You can offer clients compliant storage solutions without risking surprise costs.

The platform is built for the channel with key features for partners. Here is what we offer:

  • Multi-tenant management console with role-based access control (RBAC).
  • Full automation capabilities via API and CLI for streamlined operations.
  • Simple reporting tools to monitor usage and costs across clients.
  • Fast onboarding processes that take less than 24 hours.

With new distribution partners like Northamber plc in the UK, we are expanding local access for resellers. This momentum provides our partners with a growing ecosystem of support.

Follow a Practical Migration and Backup Strategy

Transitioning to a sovereign cloud environment is a straightforward process. Our full S3 compatibility ensures your existing backup tools, like those from our partner NovaBackup, work out-of-the-box. This protects your investment in current workflows and minimizes migration risk. A typical migration can be completed in under 48 hours.

Adopting a modern backup strategy is simple with our tools. Consider these steps for enhanced data protection:

  1. Endpoint Configuration: Update your backup software and scripts to point to the Impossible Cloud S3 endpoint.
  2. Policy Replication: Replicate your existing bucket policies and IAM roles using our console or API.
  3. Immutable Backups: Enable S3 Object Lock on your backup buckets to secure data against ransomware.
  4. Test Restores: Conduct a test restore of at least 3 critical datasets to validate the process.

This structured approach ensures a seamless transition while immediately improving your firm's compliance and security posture. Talk to an expert to plan your migration.

FAQ

Is storing data in an UK data centre owned by a US company GDPR compliant?

It creates a significant legal risk. While the data resides in the EU, the provider is subject to the US CLOUD Act, which can compel it to hand over data to US authorities. This conflicts with GDPR's principles on international data transfers and may not be considered compliant by EU regulators.

How does Impossible Cloud address the EU Data Act?

The EU Data Act, effective from September 2025, mandates data portability and will ban egress fees by 2027. Impossible Cloud is already aligned with this, offering a transparent pricing model with no egress fees, no API call costs, and no minimum storage duration, ensuring you can move your data freely.

What is UK NIS Regulations and how does it apply to the legal sector's supply chain?

UK NIS Regulations is UK legislation that strengthens cybersecurity requirements for critical sectors. It mandates that organizations secure their supply chain, including digital service providers. Using a compliant storage provider like Impossible Cloud helps law firms meet these requirements for their data infrastructure.

Can I use my existing backup software with Impossible Cloud?

Yes. Impossible Cloud offers full S3 API compatibility, which means it works out-of-the-box with leading backup and archiving tools. You can continue using your existing applications and scripts without needing to rewrite code, ensuring a seamless migration.

What does 'Always-Hot' storage mean for a law firm?

Unlike traditional tiered storage where some data is 'cold' and slow to access, our 'Always-Hot' model ensures all your data is immediately available for restore. This is critical during a disaster recovery event, eliminating delays and unexpected fees when you need your data most.

How does your partner program help MSPs serving law firms?

Our program offers predictable margins because we have no egress or API fees. We provide MSPs with a multi-tenant console, full automation capabilities, and simple reporting, making it easy to deliver compliant and profitable backup and archiving services to legal clients.

Would you like more information?

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