Compliance isn't declared. It's audited.

ISO 27001, ISO 9001, HDS, GDPR, NIS2, DORA, eIDAS2: every certification and compliance standard at Voltn (formerly NetExplorer) is verified by an external body, not by our marketing department.

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The most certified cloud on the market. We don't just say it: auditors confirm it.

Voltn is ISO 27001, ISO 9001, and HDS certified, and compliant with GDPR, NIS2, DORA, and eIDAS2. SecNumCloud qualification for our solutions is currently in progress.
1

ISO 27001

The gold standard for information security. Confidentiality, availability, integrity: every requirement is verified by an external audit.
2

ISO 9001

The quality certification that governs our processes, from the design of a feature to the handling of a customer request.
3

Health Data Host (HDS)

Certified since 2020. Healthcare professionals hosting patient data with a third party must use a certified host.
4

GDPR compliant

Your personal data is processed only within the scope of the services provided, with access restricted to authorized personnel only.
5

NIS2 compliant

The European directive that strengthens cybersecurity for essential sectors. Our risk and incident management commitments are aligned with it.
6

DORA compliant

The regulation governing the digital resilience of the financial sector. Sovereign hosting, security certifications, and traceability: the building blocks are already in place.
7

eIDAS2 compliant

The European digital trust framework for electronic signatures and transactions. Authenticity and non-repudiation guaranteed.
8

Responsible Digital Label

Awarded by Agence LUCIE,
level 1. It highlights our CSR commitments: governance, digital sobriety, and eco-design.
9

100% sovereign cloud

Hosting exclusively in Europe, beyond the reach of the Cloud Act.

We don't just talk about compliance. We prove it.

1

Certifications that are renewed, not obtained once and for all

Our ISO 27001, ISO 9001, and HDS certifications are revalidated on a fixed cycle by an accredited body, not acquired indefinitely.
2

Downloadable certificates, not just a promise on a brochure

Each certificate (ISO 27001, ISO 9001, HDS, Responsible Digital Label) is available for direct download from this page to document your own supplier audits.
3

Compliance that follows the regulations, not the other way around

GDPR, NIS2, DORA, eIDAS2: our commitments align with these regulatory frameworks as they evolve, not after an audit reveals a delay.
Learn more about Voltn

Do you need SecNumCloud hosting?

We host your data on a SecNumCloud-qualified infrastructure, operated by Dassault Systèmes.

Details of our certifications and compliance.

Certification HDS, Hébergeur de Données de Santé

HDS

Mandatory since 2018 for any host of personal health data. Voltn has been HDS certified since 2020. Voltn ensures that no personal health data is transferred to any country outside the European Economic Area.

It guarantees

No transfers outside the European Union
A binding European legal framework
Traceability of access to patient records

Who is affected?

Healthcare facilities and clinics
E-health software publishers
Any subcontractor processing health data

Risk of non-compliance

Prohibition on hosting health data
CNIL sanctions
Liability claims against healthcare professionals
Certification ISO 27001

The ISO 27001 standard

The benchmark standard for information security management, certified by an accredited body (AFAQ AFNOR). Data confidentiality, availability, and integrity are audited.

It guarantees

Infrastructure security
Data confidentiality
System availability

Who is affected?

Any company handling sensitive data
CIOs and CISOs subject to vendor audits
Regulated sectors (healthcare, finance, public sector)

Risk of non-compliance

Data breach or loss
contractual or regulatory penalties
Loss of trust from clients and partners
Certification ISO 9001

ISO 9001 standard

The quality standard that structures our internal processes: customer focus, continuous improvement, and management commitment.

It guarantees

A rigorous and documented organization
A structured customer service department
Measurable continuous improvement

Who is affected?

Any organization requiring a contractual service level
Procurement and legal departments during the tender process

Risk of non-compliance

Lack of guarantee regarding service quality
Difficulty responding to tenders requiring ISO 9001
Label Numérique Responsable niveau 1

The Numérique Responsable label

Awarded by Agence LUCIE, level 1. This label promotes a more sustainable, ethical, and inclusive digital approach.

It guarantees

A formalized responsible digital strategy
Responsible hardware and lifecycle management
Eco-design of products and services and continuous improvement

Who is affected?

Organizations with contractual CSR commitments
Public sector and government contracts with environmental criteria

Risk of non-compliance

Ineligibility for certain public tenders
Poor reputation regarding CSR criteria

Regulatory compliance that keeps pace with the latest standards

NIS 2
DORA
eIDAS2
GDPR

NIS 2

The European directive that strengthens the resilience and cybersecurity of essential networks and information systems. It applies to critical infrastructure, essential services, and certain digital services. Voltn, which is ISO 27001 certified, meets its requirements for risk management, sensitive data protection, and incident reporting.

DORA

The regulation that mandates enhanced digital resilience for the financial sector: ICT risk management, security testing, and third-party provider oversight. With hosting in France or Luxembourg, ISO 27001 and HDS certifications, and access traceability, Voltn brings together the essential components required for financial institutions subject to DORA.

eIDAS2

The European regulation on electronic identification and trust services. It guarantees the authenticity, integrity, and non-repudiation of exchanged electronic documents and signatures.

GDPR

The European General Data Protection Regulation. Voltn processes its clients' data strictly within the scope of the services provided, with access restricted to authorized personnel subject to confidentiality obligations, in accordance with CNIL recommendations.

Our certificates are made for your audits, not for our showcase

With over 15 years of expertise, 300,000 daily users, and 2,000 organizations trust our certifications. Our ISO 27001, ISO 9001, and HDS certificates can be downloaded directly for use in your own supplier audits.

Your data stays in France, not in an anonymous data center.

Two data centers in the Paris region, operated with Equinix and Zayo, classified as Tier 3+ and Tier 4. No data is transferred outside the European Union.

100%

data in France

2

French data centers

Tier 3+ / 4

only the best

0

transfers outside the EU

Responsible Digital Certified

The Responsible Digital Label, issued by the LUCIE Agency, recognizes organizations that integrate digital sobriety, ethics, and inclusion into their strategy. Voltn is certified at level 1.

What this means on a daily basis:
Integrate responsible digital practices at the heart of our strategy.
Raise awareness and train our employees on the challenges of responsible digital technology.
Adopt responsible management for our equipment.
Promote digital technology as a positive lever for the environment and society.
Integrate eco-design principles into our products.

96% of our clients recommend us

Frédéric Lamagdelaine

IT Project Manager at Samu Social de Paris

With Voltn, we share and collaborate easily in a fully secure, HDS-compliant environment, effortlessly adapting access rights, confidentiality, and traceability requirements to the specific needs of each of our missions.

Laurent Grifeille

IoT Connected Equipment Project Manager, Haute-Garonne Departmental Council

To secure and centralize data from our connected devices, we chose Voltn for its reliability and 100% sovereign storage. The solution meets our security requirements with hosting in France, ensuring optimal protection for our sensitive data.

Philippe LECOCQ

Chief Information Officer at Louis De Waele

In the construction industry, we exchange numerous documents with partners and subcontractors. We chose Voltn for its simplicity, user-friendly interface, and efficient support. The platform is fast, flexible, easy to use, and accessible on smartphones and tablets.

Use cases

Solutions for every sector

Logo Louis De WaeleLogo Salmon AvocatLogo du Département de la Haute-GaronneLogo de la Métropole de LyonLogo AlcyonLogo Multimed

FAQ

What is the Responsible Digital Label, and why did Voltn earn it?

Awarded by the LUCIE Agency, this label recognizes an organization's CSR commitments across five key areas: strategy and governance, team awareness, equipment lifecycle, tool sharing, and eco-design. Voltn is certified at level 1.

Who is authorized to host health data, and is Voltn certified?

Since 2018, any host of personal health data must be HDS certified. Voltn has held this certification since 2020, and no health data is transferred outside the European Union.

Is Voltn GDPR compliant?

Yes. Voltn processes customer data strictly within the scope of the services provided, with access restricted to authorized personnel bound by confidentiality obligations.

Is Voltn ISO 27001 certified?

Yes, by an accredited body (AFAQ AFNOR). The certificate can be downloaded directly from this page.