Blockstream

Blockstream builds open-source technology that secures Bitcoin and digital assets by design. Their Jade hardware wallets use advanced cryptography, a virtual secure element, and air-gapped workflows to ensure private keys remain under user control. With Jade, transaction signing, firmware updates, and address verification are all done transparently and securely.

  • Rooted in Bitcoin — Blockstream develops technology to strengthen Bitcoin and expand its capabilities
  • Transparency first — Fully open-source hardware, firmware, and tooling for independent review
  • Verifiable security — Advanced cryptography, virtual secure element, and genuine device checks
  • Ecosystem-wide compatibility — Works with Blockstream App, Sparrow, Electrum, Specter, Nunchuk, and more
  • Designed for self-sovereignty — Built to put users in full control of their digital assets

Founded in 2014, Blockstream is a global leader in Bitcoin infrastructure, building tools that reduce reliance on trust and increase efficiency across the financial system. The company operates worldwide, including a U.S. presence in Menlo Park, California, and develops technologies ranging from hardware wallets to the Liquid sidechain and Lightning Network software.

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