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Ledger Ledger
  • Who we are
    • The company
    • The people behind Ledger
  • What we do
    • Hardware wallets
    • Ledger Vault
  • Latest news
    • Blog posts
    • Press releases
    • In the news
  • Join us
  • Contact us
    • Contact
    • Q&A
    • Ledger Bounty Program

A Closer Look Into Ledger Security: Our Custom Operating System – BOLOS

Ledger designed its own Operating System called Blockchain Open Ledger Operating System (or abbreviated: BOLOS). What is an Operating System? “An operating system (OS) is system software that manages computer... read more →
  • 10/12/2018
  • Blog posts

Ledger enhances Blockchain applications security using Intel technology

Creation of a virtual, secure hardware wallet, which can be based either on a computer or on the cloud Demonstration of the technology at the Money2020 Conference, on Intel Booth... read more →
  • 23/10/2017
  • Press releases

Gemalto and Ledger join forces to provide Security Infrastructure for Cryptocurrency based Activities

Robust encryption and transaction security for Financial Institutions Gemalto, the world leader in digital security, and Ledger, a leader in security and infrastructure for cryptocurrencies and blockchain applications, today announced... read more →
  • 04/10/2017
  • Press releases

Splitting your Ethers securely on your Nano S

We covered in the past an example of how dynamic applications supported by Ledger Nano S and Blue were quite useful to secure interactions with smart contracts for TheDAO tokens — we’ll... read more →
  • 19/09/2016
  • Blog posts

Dynamic secure applications with BOLOS and Ledger Blue : a use case with Ethereum and The DAO

Assembling blocks of the DAO We gave you a quick primer on Ethereum transactions earlier with a TEE application, today we’ll see how this model fits well into dynamic secure applications... read more →
  • 02/06/2016
  • Blog posts

Innovating with BOLOS : building an Ethereum Hardware Wallet

We might have started the wrong Ðapp. Oopsie. In our previous article we introduced BOLOS : a platform to innovate around the edges of Personal Security Devices, making sure that your private... read more →
  • 08/03/2016
  • Blog posts

Introducing BOLOS: Blockchain Open Ledger Operating System

A blockchain of ledgers We’re pleased to introduce our new Operating System, designed by our firmware team and leveraging on the expertise of powering millions of embedded Secure Elements in our... read more →
  • 02/03/2016
  • Blog posts

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Founded in 2014, Ledger is a leader in security and infrastructure solutions for cryptocurrencies and blockchain applications. Headquartered in Paris, Vierzon, New York, San Francisco and Hong Kong, Ledger has a team of over 200 professionals developing a variety of products and services to safeguard cryptocurrency assets for individuals and companies – including the Ledger hardware wallets line already sold in 165 countries.

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