The Chaincode Podcast

Matt Corallo and Lightning Development Kit - Episode 13

In Episode 13, we sit down again with Matt Corallo and discuss his work on the Lightning Development Kit (LDK). In this conversation we cover: - Starting Rust-Lightning (1:20) - Language bindings challenges (4:09) Ā - FFI...

2021-05-13

Episode notes

In Episode 13, we sit down again with Matt Corallo and discuss his work on the Lightning Development Kit (LDK).




In this conversation we cover:


- Starting Rust-Lightning (1:20)


- Language bindings challenges (4:09)

 - FFI (5:32)


- Interoperability of Lightning (7:10)


- Zero-value invoices (7:35)


- Keysend/push payments/spontaneous payments (8:20)


- What is the LDK stack? (9:29)


- Anchor Outputs (10:41)

 - Child pays for parent (CPFP) (11:02)


- Who tracks the onchain state when using LND? (12:30)


- LDK tracks the channel commitment transaction, how is that done? (13:45)

 - Compact block filters


- Contrasting multiple implementations working from a spec in Lighting vs. no spec with one dominant reference implementation in Bitcoin (14:58)

 - The Lightning Spec


- What's the state of the Lightning Network? Have we moved beyond #reckless? (18:49)

 - Denial of Service (DoS) vulnerabilities

   - Channel Jamming (22:00)


- Eltoo and the punishment dynamic (22:45)


- Will the network trend to trusted relationships and lend itself to KYC? (24:50)


- FATF updates its guidance on Virtual Asset Service Provider (VASP) (26:50)


- Where LDK goes from here? (29:55)






Thanks to Caralie for the sound engineering.