The Chaincode Podcast

Chaincode Decoded: Bech32m - Episode 11

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This revisits a segment we call Chaincode Decoded. In this episode, we'll learn how to say Bech32 and also what it and Bech32m are. Enjoy!

Correction: The characters removed from the set are 1 B I O (2:20)

  • Why do we need Bech32? (0:57)
  • What is the distinction between Bech32 and native SegWit? (3:20)
  • Why does Taproot need a new address format? (4:13)
  • Bech32 length extension mutation weakness (11:20)
    • - mailing list post
  • Bech32m (12:25)
    • - BIP350

    Further resources:

    • Pieter Wuille: New Address Type for SegWit Addresses (presentation)
    • Sipa demo
    • Bech32 adoption
    • (Some of) the math behind Bech32 addresses

      • Thanks to Caralie for the sound engineering.

      ...more
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