Chaumian eCash in Bitcoin - Cashu & Fedimint - Adam Gibson aka waxwing

-===Time stamps===
0:00 - INTRO
01:04 - What is Chaumian Cash?
10:23 - History - David Chaum's original papers Blind Signatures for Untraceable Payments
18:56 - How does a eCash Mint/bank work?
27:04 - Blind signing
30:32 - Denominations
35:58 - Stephan Brands's Paper - Untraceable O-line Cash in Wallets with Observers
43:46 - Real world instatiations / History of Chaums ecash via DigiCash Inc.
50:02 - Laissez faire city / Digital Monetary Trust
51:24 - Open Transactions
54:38 - Hal Finney's RPow
58:02 - Compact eCash
59:25 - Why you need identities to blame?
1:01:02 - Mathew Green's eCash blog post 2010
1:02:50 - Schnorr Blind Signatures
1:08:42 - Wagner's attack & The Birthday Paradox
1:14:48 One-more-forgery EUF-CMA (Existential Unforgeability under Chosen Message Attack)
1:18:52 - Cashu
1:20:50 - Diffie-Hellman key exchange
1:23:25 - Blind Diffie-Hellmann key exchange
1:25:49 - Privacy Pass
1:31:33 - FediMint
1:35:26 - Threshold Blind Signatures
1:40:43 - BLS signatures
1:43:13 - Lightning gateways in Fedimint
1:46:27 - Risks and tradeoffs of Fedimint
1:54:01 - Perfect Privacy
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===Presentation link===
- https://gist.github.com/AdamISZ/28c3475734becf031c9924f0b50d1bed
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===Where to find Adam===
- https://bitcoinhackers.org/web/@waxwing@x0f.org
- https://reyify.com/blog/
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===Where to find us===
- https://www.meetup.com/Bitcoinology
- https://twitter.com/bitcoinology271
- mastodon: @Bitcoinology@bitcoinhackers.org
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===Support the channel & the meetup===
- bc1qsxajhm7kkelyq8fnx7q076y4mu4kr0g5vr0x48
- https://mempool.space/address/bc1qsxajhm7kkelyq8fnx7q076y4mu4kr0g5vr0x48