Bitcoin Q&A: SIGHASH_NOINPUT and Custodial Wallets

Do Bitcoin Core / base layer developers and Lightning Network / second layer developers coordinate? What is SIGHASH_NOINPUT?
Where can I find details about how locking and unlocking scripts work for Lightning channels? BOLT 3 focuses on script formatting. How safe are custodial Lightning wallets?

These questions are from the March and April monthly subscriber sessions, which took place on March 30th and April 20th 2019 respectively. If you want early-access to talks and a chance to participate in the monthly live Q&As with Andreas, become a patron: https://www.patreon.com/aantonop

RELATED:
Bitcoin, Lightning, and Streaming Money – https://youtu.be/gF_ZQ_eijPs
The Internet of Money: Five Years Later – https://youtu.be/6xIq0FdmsIA
The Lightning Network – https://www.youtube.com/playlist?list=PLPQwGV1aLnTurL4wU_y3jOhBi9rrpsYyi
Wallets, nodes, and monetary sovereignty – https://youtu.be/8Hb3tUn8s4E
Honest nodes and consensus – https://youtu.be/KAhY2ymI-tg
Node compatibility, Lightning, and incentives -https://youtu.be/x1on0sdTU4M
Why running a node is important – https://youtu.be/oX0Yrv-6jVs
Software distribution security – https://youtu.be/_V0vqy046YM
Protocol development security – https://youtu.be/4fsL5XWsTJ4
What is rendezvous routing? – https://youtu.be/vnDiJJoPESo
Unspent transaction output (UTXO) – https://youtu.be/ZCsakXHiwlw
How to get people to care about security – https://youtu.be/Ji1lS9NMz1E

Andreas M. Antonopoulos is a technologist and serial entrepreneur who has become one of the most well-known and respected figures in Bitcoin. He is the author of “Mastering Bitcoin,” “The Internet of Money” series, and “Mastering Ethereum.”

Follow on Twitter: @aantonop https://twitter.com/aantonop
Website: https://antonopoulos.com/

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MASTERING BITCOIN, 2nd Edition: https://amzn.to/2xcdsY9

Translations of MASTERING BITCOIN: https://bitcoinbook.info/translations-of-mastering-bitcoin/

THE INTERNET OF MONEY, v1: https://amzn.to/2ykmXFs
THE INTERNET OF MONEY, v2: https://amzn.to/2IIG5BJ

Translations of THE INTERNET OF MONEY:
Spanish, ‘Internet del Dinero’ (v1) – https://amzn.to/2yoaTTq
German, ‘Das Internet des Geldes’ (v1) – https://amzn.to/2LEiyqO
German, ‘Das Internet des Geldes’ (v2) – https://amzn.to/2VCzse5
French, ‘L’internet de l’argent’ (v1) – https://www.amazon.fr/Linternet-largent-Andreas-M-Antonopoulos/dp/2856083390
Russian, ‘Интернет денег’ (v1) – https://www.olbuss.ru/catalog/ekonomika-i-biznes/korporativnye-finansy-bankovskoe-delo/internet-deneg
Vietnamese, ‘Internet Của Tiền Tệ’ (v1) – https://alphabooks.vn/khi-tien-len-mang

MASTERING ETHEREUM: https://amzn.to/2xdxmlK

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