Learning FROST from the Command Line

by Shannon Appelcline

A Blockchain Commons Course

Learning FROST from the Command Line explains what FROST is and how it differs from other signing systems. It also provides live demonstrations of FROST signing capabilities and shows how to use FROST to sign Bitcoin transactions.

Part One: Learning about FROST

• 1.0: Introduction to FROST
  • 1.1: Introducing FROST
  • 1.2: The FROST Signature Process
  • 1.3: FROST vs MuSig2

Part Two: FROST from the Command Line

• 2.0: Signing with FROST
  • 2.1: Installing the FROST Tools
  • 2.2: Creating Trusted Dealer Shares with TDG
  • 2.3: Creating a FROST Signature
  • 2.4: Checking a FROST Signature
• 3.0: Advanced FROST Capabilities
  • 3.1: Creating FROST Secret Shares with DKG Using CLI
  • 3.2: Creating FROST Secret Shares with DKG Using Server
  • 3.3: ZF FROST in a Nutshell
  • 3.4: Resharing FROST Shares
• 4.0: Using FROST with Bitcoin
  • 4.1: Installing the Bitcoin Tools
  • 4.2: Signing PSBTs with FROST

Video Overview of Course

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This course is built from GitHub. You can read there if you prefer. A grant for the creation of this course was provided by HRF. Architecture of FROST work by Christopher Allen. Tools and process for signing Bitcoin transactions by Wolf McNally.