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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

Ledger Nano X & Bluetooth – Security Model of a Wireless Hardware Wallet

Ledger recently announced the launch of the Ledger Nano X. This new product is built around a new hardware architecture, while taking advantage of our versatile security Operating System BOLOS.... read more →
  • 15/01/2019
  • Blog posts

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

A Closer Look Into Ledger Security: the Secure Element

The coming two weeks, we would like to give you a closer look into what makes Ledger hardware wallets as groundbreaking as they are. This week we will discuss what... read more →
  • 03/12/2018
  • Blog posts

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

Hardware Pythias: bridging the Real World to the Blockchain

Blockchain applications live in their own digital realm, totally orthogonal to the “meat space” also known as the Real World™. Be it decentralized application or smart contracts, their reach is... read more →
  • 31/08/2016
  • Blog posts

How to properly secure cryptocurrencies exchanges

The Blockchain Graveyard is a list of Bitcoin exchanges which have been hacked. It is growing constantly, not only sabotaging the general public trust in cryptocurrencies, but also ruining companies,... read more →
  • 08/08/2016
  • Blog posts

Secure Hardware and Open Source

A few weeks ago Yubico published an interesting piece on their security architecture illustrating conflicts between Open Source and Secure Hardware. While we agree on the most important points raised... read more →
  • 09/06/2016
  • Blog posts

How to protect hardware wallets against tampering

NSA interdiction (tampering firmware) on exported Cisco products So you just received a package with your brand new hardware wallet. Genuine sender? Check. Intact anti-tampering seal? Check. Think you’re safe to... read more →
  • 27/03/2015
  • Blog posts

Bitcoin security: why smart cards matter

Smart cards, or secure elements, are a very specific kind of microcontrollers architectured with security and secret protection in mind. Evolving from simple memory fuses in the early 1980s, it... read more →
  • 17/01/2015
  • 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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