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CEX.IO Bitcoin Exchange

We're joined by Sharon Goldberg, CEO of Arwen, a protocol solution for non-custodial trading. From communications engineering to Internet protocol security, to then becoming a Professor at Boston University, she shares her journey into the world of cryptography. Beginning as a whitepaper on eclipse attacks, Arwen has grown into a platform enabling atomic swaps on centralized exchanges. Sharon chats about Arwen's integration with KuCoin, how it compares to ShapeShift, Interledger, and Lightning, and the exciting new release of the Layer-2 atomic swaps from Ethereum into Bitcoin.

Topics covered in this episode:

- How Sharon became interested in blockchain technology
- The meaning of an eclipse attack
- Arwen's co-founder Ethan Heilman
- The backbone of Arwen
- The Arwen protocol and how it uses atomic swaps
- How trading takes place on the exchange
- Arwen vs Shapeshift and Interledger
- Creating multiple orders using the same channel
- Arwen vs Lightning and the use of SegWit
- How the relationship with KuCoin was formed

Episode links: 

- [Arwen website](
- [Arwen's first white paper on eclipse attacks](
- [Arwen's Trading Protocol whitepaper](
- [Announcement of Arwen's partnership with KuCoin](
- [Arwen's Twitter](
- [Sharon Goldberg on Twitter](

- Cosmos: Join the most interoperable ecosystem of connected blockchains -

This episode is hosted by Sunny Aggarwal & Friederike Ernst. Show notes and listening options: [](