Blockchain Secure

We deliver Blockchain solutions to enterprise ecosystems that are scalable, sovereign and integrated to their Information Systems


Blockchain Secure obtains the label JEI “Jeune Entreprise Innovante”

The Ministry of Higher Education, Research and Innovation has rewarded Blockchain Secure the label of JEI for its advanced R&D program in Blockchain solutions.

Blockchain Secure launches its Notarisation solution !

Proof of existence and ownership of your Digital Assets (NFT)

Blockchain Secure launches its eSignature solution !

Full digitalization of your processes and engagements beyond your enterprise’s limits Backed by a blockchain-based Notarisation service   Fast, Secure, Green

The Architecture of Private Blockchains: Collaborative Environment 101

The Architecture of Private Blockchains: Collaborative Environment 101 Blockchain has hit the mainstream through Bitcoin and other cryptocurrencies and is currently a hot topic. Nevertheless, the technology and the possibilities it opens are still abstract for most people and businesses who still...

Our mission

Helping you in adopting and deploying Blockchain solutions


A trust foundation for all transactions

A technology stack to configure your Blockchain network according to your cooperative environment

A selected set of decentralized applications



Does the Blockchain provide real value and a risk-free ROI ?

Opportunity Analysis

Functionnal aspects, Governance, Budget, Roadmap

Solution Architecture

POC (Proof of Concept), MVP (Minimum Viable Product) and qualified solutions


Deployment in production environment

Services and technical support

Compliance with SLA and regulations, business continuity, continuous improvement

Our expertise

Blockchain Ethereum

Permissionless and permissioned (public and private)

Technology Stack

Based on the framework of the EEA Alliance (Enterprise Ethereum Alliance)


Smart Contracts

Development which reflects the cooperation rules of partners ecosystem

Managed Services and Hosting

Blockchain nodes network, middleware and application environment


DPKI and Oracle tools, wallet management and token factory

Storage and Cloud

Cloud storage services, decentralized storage (IPFS) and multi-cloud deployment

Contact us

Blockchain Secure

111, avenue Victor Hugo
75116  Paris

Email address