DATA SOVEREIGNTY
Keep data and traffic under sovereign control
Processing traffic through third-party CDNs or U.S.-headquartered SaaS registries exposes sensitive user payloads, traffic logs, and metadata to foreign extra-territorial jurisdictions. Transitioning to fully sovereign edge infrastructure matches strict data-residency mandates, and eliminates U.S. CLOUD Act exposure.
The problem
The legal risk of routing sovereign traffic
Data residency is not data sovereignty. Regulations like GDPR and NIS2 mandate strict legal boundaries on traffic and logs, but storing data in EU data centers offers no protection if your CDN provider is a foreign entity subject to extra-territorial warrants.
Security & Compliance Officer
Teams cannot guarantee 100% data isolation or prove compliant logging paths to regional regulators.
Platform Engineering Leader
Building a localized, custom proxy stack to bypass global CDN vendors is complex and time-consuming.
Government & Defense Architect
Security mandates demand registries, APIs, and microservices be run inside isolated, air-gapped perimeters.
Why shared networks fail sovereignty audits
When trying to establish regional compliance boundaries, engineering teams run into the architectural limits of multi-tenant cloud and public CDN platforms:
Global data replication duplicates risk
Standard public CDNs copy cache files and access logs across unmanaged global nodes to optimize web routing, actively violating geo-localization rules.
Corporate ownership overrides local hosting
Local instances of U.S.-headquartered cloud providers still exposes sensitive enterprise data to foreign retrieval under the U.S. CLOUD Act.
Hidden metadata tracking
Public CDNs and SaaS environments track log footprints and user download paths, feeding this metadata into central, non-sovereign databases.
Weak data-at-rest encryption
Standard caching platforms lack high-speed, built-in tools to encrypt files on physical hardware, leaving data sitting in cleartext on shared resources.
A blueprint for sovereign traffic isolation
Public CDNs and cloud providers fail sovereignty audits because selecting a local data center region doesn't change corporate ownership, global control planes, or extraterritorial laws.
A sovereign delivery tier built on local control planes, self-managed PoPs, and cache-at-rest encryption can guarantee compliance and legal certainty without sacrificing delivery speed
01
Enforce strict, region-locked routing |
Keep all traffic and metadata within jurisdictional borders. Route public-facing traffic through a high-performance SaaS CDN operated entirely by a European entity with no US parent company. All core processing and control planes sit strictly within European borders to legally guarantee zero extra-territorial exposure. |
02
Establish private points of presence |
Maintain the speed of a global CDN with the security of owned infrastructure. Deploy pre-configured, turnkey caching nodes and a visual management dashboard directly onto your own sovereign physical infrastructure, private clouds, or partner ISP points of presence. |
03
Deploy in-process encryption |
Secure sensitive data at rest and in transit. Terminate high-throughput TLS and handle dual-key cache-at-rest encryption natively within a single process. Unique encryption keys are dynamically derived per object from client calls, leaving zero cleartext data or keys on local disks. |
04
Air-gap sensitive registries and API |
Govern internal software dependencies and S3 storage assets. Run Kubernetes-native ingress controllers and private, proxy-caching registries directly inside isolated cluster namespaces, routing and storing metadata locally without ever pinging external public clouds. |
Resolve engineering challenges
Security & Compliance Officer
Platform Engineering Leader
Government & Defense Architect
Results that speak for themselves
90%+
70%+
40%+
Choose your data sovereignty pathway
Varnish provides three distinct deployment options designed to enforce absolute data sovereignty.
Varnish EnterpriseSelf-managed private edge
|
Best for highly secure enterprise, government, or defense operations requiring a self-managed, software-defined edge that runs natively inside completely isolated, air-gapped perimeters. |
Varnish CDNSovereign CDN service
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Best for fast-growing web platforms that need a fully managed, high-performance cloud CDN operated by an independent European entity, keeping all core data planes immune to the U.S. CLOUD Act. |
Varnish CDN in a BoxTurnkey partner-hosted edge
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Best for organizations wanting to rapidly spin up a turnkey, partner-hosted private edge on localized partner ISP or telco networks without managing physical hardware. |
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Next steps
Talk to our team to learn more about Varnish Virtual Registry or try it for yourself for free today.


