Bitcoin Optech Podcast

By Bitcoin Optech

Join Bitcoin Optech as we discuss Bitcoin and Lightning technology each week and review our newsletters.

https://bitcoinops.org/... more

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FAQs about Bitcoin Optech Podcast:

How many episodes does Bitcoin Optech Podcast have?

The podcast currently has 147 episodes available.

Bitcoin Optech Podcast episodes:

August 31, 2023Bitcoin Optech: Newsletter #266 Recap
Mark “Murch” Erhardt and Mike Schmidt are joined by Matt Corallo, Brandon Black, Gregory Sanders, and James O’Beirne to discuss Newsletter #266.

News
Disclosure of past LN vulnerability related to fake funding (21:11)

Covenant mashup using `TXHASH` and `CSFS` (1:30)
Selected Q&A from Bitcoin Stack Exchange
Is there an economic incentive to switch from P2WPKH to P2TR? (34:44)

What is the BIP324 encrypted packet structure? (37:31)

What is the false positive rate for compact block filters? (39:23)

What opcodes are part of the MATT proposal? (40:27)

Is there a well defined last Bitcoin block? (41:40)

Why are miners setting the locktime in coinbase transactions? (46:10)

Why doesn't Bitcoin Core use auxiliary randomness when performing Schnorr signatures? (47:40)
Releases and release candidates
Core Lightning 23.08 (49:21)

LND v0.17.0-beta.rc1 (50:24)
Notable code and documentation changes
Bitcoin Core #27460 (51:16)

LDK #2248 (53:43)

LDK #2337 (55:00)

LDK #2411 (1:00:16)

LDK #2507 (1:04:46)

LDK #2478 (1:07:22)

LND #7904 (1:09:07)
...more
1h 14min
August 24, 2023Bitcoin Optech: Newsletter #265 Recap
Mark “Murch” Erhardt and Mike Schmidt are joined by Peter Todd and Henrik Skogstrøm to discuss Newsletter #265.

News
Fraud proofs for outdated backup state (1:20)
Changes to services and client software
Scaling Lightning call for feedback (18:07)

Torq v1.0 released (30:31)

Blixt Wallet v0.6.8 released (36:03)

Sparrow 1.7.8 released (37:19)

Open source ASIC miner bitaxeUltra prototype (38:21)

FROST software Frostsnap announced (39:10)

Libfloresta library announced (42:25)

Wasabi Wallet 2.0.4 released (51:32)
Releases and release candidates
Core Lightning 23.08rc3 (43:57)

HWI 2.3.1 (44:35)
Notable code and documentation changes
Bitcoin Core #27981 (45:03)

BOLTs #919 (46:55)

Rust Bitcoin #1990 (49:21)

Rust Bitcoin #1962 (50:09)

BIPs #1485 (50:39)
...more
59min
August 17, 2023Bitcoin Optech: Newsletter #264 Recap
Mark “Murch” Erhardt and Mike Schmidt are joined by Brandon Black and Dan Gould to discuss Newsletter #264.

News
Adding expiration metadata to silent payment addresses (0:51)

Serverless payjoin (14:28)
Field Report: Implementing MuSig2 (33:10)
Releases and release candidates
Core Lightning 23.08rc2 (44:40)
Notable code and documentation changes
Bitcoin Core #27213 (45:46)

Bitcoin Core #28008 (50:29)

LDK #2308 (55:15)
...more
57min
August 10, 2023Bitcoin Optech: Newsletter #263 Recap
Mark “Murch” Erhardt and Mike Schmidt are joined by Dave Harding, Clara Shikhelman, Peter Todd, Josie Baker, and Eduardo Quintana to discuss Newsletter #263.

Action items
Severe Libbitcoin Bitcoin Explorer vulnerability (1:25)
News
Denial-of-Service (DoS) protection design philosophy (12:00)

HTLC endorsement testing and data collection (18:40)

Proposed changes to Bitcoin Core default relay policy (28:04)

Libbitcoin Bitcoin Explorer security disclosure (1:25)
Bitcoin Core PR Review Club
Silent Payments: Implement BIP352 (53:57)
Releases and release candidates
BDK 0.28.1 (1:12:41)
Notable code and documentation changes
Bitcoin Core #27746 (1:13:06)

Core Lightning #6376 (1:15:51)

Core Lightning #6466 (1:27:13)

Core Lightning #6253 (1:29:13)

Rust Bitcoin #1945 (1:30:01)

BOLTs #759 (1:32:21)
...more
1h 36min
August 04, 2023Bitcoin Optech: Newsletter #262 Recap
Mark “Murch” Erhardt and Mike Schmidt are joined by Tom Trevethan, Lisa Neigut, and Dusty Daemon to discuss Newsletter #262.

News
Transcripts of periodic LN specification meetings (1:13)

Safety of blind MuSig2 signing (5:07)
Releases and release candidates
BTCPay Server 1.11.1 (24:30)
Notable code and documentation changes
Bitcoin Core #26467 (25:31)

Core Lightning #6378 (27:19)

Core Lightning #6399 (33:03)

Core Lightning #6389 (35:48)

Core Lightning #6403 (37:37)

Core Lightning #6398 (39:52)

Core Lightning #5492 (45:52)

Eclair #2680 (51:42)

LND #7820 (53:57)

LND #7516 (54:57)

BTCPay Server #5155 (57:26)
...more
59min
July 27, 2023Bitcoin Optech: Newsletter #261 Recap
Mark “Murch” Erhardt and Mike Schmidt are joined by Greg Sanders and Bastien Teinturier to discuss Newsletter #261.

News
Simplified LN closing protocol (1:03)

LN Summit notes (10:48)
Selected Q&A from Bitcoin Stack Exchange
How can I manually (on paper) calculate a Bitcoin public key from a private key? (57:18)

Why are there 17 native segwit versions? (59:43)

Does `0 OP_CSV` force the spending transaction to signal BIP125 replaceability? (1:03:04)

How do route hints affect pathfinding? (1:08:23)

What does it mean that the security of 256-bit ECDSA, and therefore Bitcoin keys, is 128 bits? (1:12:26)
Releases and release candidates
HWI 2.3.0 (1:15:09)

LDK 0.0.116 (1:16:37)
Notable code and documentation changes
Bitcoin Core GUI #740 (1:17:18)
...more
1h 20min
July 20, 2023Bitcoin Optech: Newsletter #260 Recap
Mark “Murch” Erhardt and Mike Schmidt are joined by Gloria Zhao, Rearden Code, Ken Sedgwick, and Jack Ronaldi to discuss Newsletter #260.

Waiting for confirmation #10: Get Involved (2:01)
Changes to services and client software
Wallet 10101 beta testing pooling funds between LN and DLCs (14:56)

LDK Node announced (17:14)

Payjoin SDK announced (20:09)

Validating Lightning Signer (VLS) beta announced (25:27)

BitGo adds MuSig2 support (37:42)

Peach adds RBF support (44:34)

Phoenix wallet adds splicing support (46:34)

Mining Development Kit call for feedback (49:27)

Binance adds Lightning support (51:33)

Nunchuk adds CPFP support (53:35)
Notable code and documentation changes
Bitcoin Core #27411 (54:57)

Core Lightning #6347 (58:07)

Core Lightning #6035 (1:00:47)

LND #7768 (1:02:28)

Libsecp256k1 #1313 (1:05:33)
...more
1h 9min
July 13, 2023Bitcoin Optech: Newsletter #259 Recap
Mark “Murch” Erhardt and Mike Schmidt are joined by Gloria Zhao, Bastien Teinturier, and Martin Zumsande to discuss Newsletter #259.

News
LN specification clean up proposed (0:58)
Waiting for confirmation #9: Policy Proposals (18:59)
Bitcoin Core PR Review Club
Stop relaying non-mempool txs (41:42)
Releases and release candidates
LND v0.16.4-beta (50:43)
Notable code and documentation changes
Bitcoin Core #27869 (51:48)
...more
59min
July 06, 2023Bitcoin Optech: Newsletter #258 Recap
Mark “Murch” Erhardt and Mike Schmidt are joined by Gloria Zhao to discuss Newsletter #258.

Waiting for confirmation #8: Policy as an Interface (0:30)
Releases and release candidates
Core Lightning 23.05.2 (10:27)
Notable code and documentation changes
Bitcoin Core #24914 (22:03)

Bitcoin Core #27896 (24:47)

Core Lightning #6334 (27:51)

BIPs #1452 (31:08)

BIPs #1354 (33:55)
...more
38min
June 29, 2023Bitcoin Optech: Newsletter #257 Recap
Mark “Murch” Erhardt and Mike Schmidt are joined by Gloria Zhao, Robin Linus, Dave Harding, and Pavlenex to discuss Newsletter #257.

News
Preventing coinjoin pinning with v3 transaction relay (16:08)

Speculatively using hoped-for consensus changes (1:33)
Waiting for confirmation #7: Network Resources (24:46)
Selected Q&A from Bitcoin Stack Exchange
Why do Bitcoin nodes accept blocks that have so many excluded transactions? (57:38)

Why does everyone say that soft forks restrict the existing ruleset? (1:05:28)

Why is the default LN channel limit set to 16777215 sats? (1:07:47)

Why does Bitcoin Core use ancestor score instead of just ancestor fee rate to select transactions? (1:10:28)

How does Lightning multipart payments (MPP) protocol define the amounts per part? (1:14:15)
Releases and release candidates
BTCPay Server 1.10.3 (1:16:08)
Notable code and documentation changes
Core Lightning #6303 (1:21:14)

Eclair #2701 (1:22:21)

Eclair #2696 (1:25:03)

LND #7710 (1:26:51)

LDK #2368 (1:27:43)

LDK #2367 (1:33:34)

LDK #2319 (1:34:40)

LDK #2120 (1:37:09)

LDK #2089 (1:38:12)

LDK #2077 (1:39:08)

Libsecp256k1 #1129 (1:40:37)
...more
1h 48min

FAQs about Bitcoin Optech Podcast:

How many episodes does Bitcoin Optech Podcast have?

The podcast currently has 147 episodes available.

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