If you can’t make it to the main event please join us for drinks after Tanner Smiths around 9:30PM.

Message from our Sponsors: Sullivan & Worcester and ZAG S&W are one-stop-shop international law firms with experience in blockchain regulation.

Presentations:

• Joseph Fiscella - Alexandria

• Jimmy Song - moneroutil

Discussion Topics:
Pull Requests
https://github.com/bitcoin/bitcoin/pull/10443 (fees)
https://github.com/bitcoin/bitcoin/pull/10360 (fees)
https://github.com/bitcoin/bitcoin/pull/10391
https://github.com/bitcoin/bitcoin/pull/10339
https://github.com/bitcoin/bitcoin/pull/10345
https://github.com/bitcoin/bitcoin/pull/10282#issuecomment[masked]
https://github.com/bitcoin/bitcoin/pull/10275
https://github.com/bitcoin/bitcoin/pull/10279
https://github.com/bitcoin/bitcoin/pull/10244
https://github.com/bitcoin/bitcoin/pull/10195
https://github.com/bitcoin/bitcoin/pull/10200
https://github.com/bitcoin/bitcoin/pull/10199 (merged)
https://github.com/bitcoin/bitcoin/pull/9966
https://github.com/bitcoin/bitcoin/pull/9951
https://github.com/bitcoin/bitcoin/pull/9792
https://github.com/bitcoin/bitcoin/pull/10208
https://github.com/bitcoin/bitcoin/pull/9665 (/merged)

Network Stats
btc.com

Meeting Notes
https://bitcoincore.org/en/meetings/2017/04/13/
https://bitcoincore.org/en/meetings/2017/04/20/
https://bitcoincore.org/en/meetings/2017/04/27/

Proposal: Soft Fork Threshold Signaling
https://www.mail-archive.com/bitcoin-dev@lists.linuxfoundation.org/msg05205.html

UASF
https://github.com/bitcoin/bips/blob/master/bip-0008.mediawiki
https://github.com/bitcoin/bips/blob/master/bip-0149.mediawiki
https://github.com/bitcoin/bips/blob/master/bip-0173.mediawiki
https://imgur.com/a/tIv6O
https://www.reddit.com/r/Bitcoin/comments/69xkvv/understanding_bip149_redeployment_of_segwit_with/
https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2017-April/014152.html
https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2017-May/014377.html
https://medium.com/@rusty_lightning/i-support-uasf-for-segregated-witness-75d9ef286fe5

ASICBOOST
https://medium.com/@jimmysong/examining-bitmains-claims-about-asicboost-1d61118c678d
https://medium.com/@jimmysong/mining-profitability-and-asicboost-ffdb779ef6dd

“Compromise” 2MB Segwit
https://medium.com/@DCGco/bitcoin-scaling-agreement-at-consensus-2017-133521fe9a77
https://twitter.com/TheBlueMatt/status/867101642860134400
https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2017-May/014360.html
https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2017-May/014380.html

Rate Limiting via peer specified challenges
https://github.com/kallewoof/bips/blob/pow-connection-slots/bip-rate-limiting-via-pow.mediawiki

NODE_NETWORK_LIMITED service bits
https://github.com/jonasschnelli/bips/wiki/NODE_NETWORK_LIMITED-BIP-DRAFT
https://github.com/bitcoin/bitcoin/pull/10387

Rolling UTXO set hashes
https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2017-May/014337.html

Comments on new address format
https://www.mail-archive.com/bitcoin-dev@lists.linuxfoundation.org/msg05333.html

Hijacking Bitcoin: Routing Attacks on Cryptocurrencies
https://btc-hijack.ethz.ch/

Bitcoin Core tests: performance in VM
https://laanwj.github.io/2017/04/19/bitcoin-test-qemu-cache-settings.html

Protocol Changes Diagram
[]

On Protocol Upgrade Cadence
https://www.reddit.com/r/Bitcoin/comments/65bch8/gregory_maxwell_i_do_not_support_the_bip_148_uasf/dg9xfam/

MimbleWimble
Perfectly hiding vs perfectly binding
https://lists.launchpad.net/mimblewimble/msg00114.html

Payment Channels/LN
[RFC] Lightning payment format
https://lists.linuxfoundation.org/pipermail/lightning-dev/2017-April/000683.html

The “Litening” Network: Litecoin Support in LND
http://lightning.community/release/software/lnd/lightning/2017/05/03/litening/

ACINQ tested Lightning on Litecoin
https://medium.com/bitcoinfoundation/we-tested-lightning-on-litecoin-70282dd1dca6

Moonbeam
https://github.com/luno/moonbeam

Liquid Beta
https://blockstream.com/2017/05/22/liquid-beta-program-update.html

Greg Maxwell on Confidential Transactions
https://www.youtube.com/watch?v=LHPYNZ8i1cU&feature=youtu.be

FOSS Announcements
v0.14.1 FIBRE 0.7
https://github.com/bitcoinfibre/bitcoinfibre/releases/tag/v0.14.1-fibre0.7

Open Timestamps
https://www.reddit.com/r/btc/comments/65izs6/bitcoincom_launches_blockchainbased_notary_page/dgazcv4/

HiddenWallet: Full Block SPV TumbleBit Wallet
https://medium.com/@nopara73/introducing-hiddenwallet-full-block-spv-tumblebit-wallet-testing-release-1054a15a9bb1

BITCRUST
https://bitcrust.org/blog-fraud-proofs

Parity Bitcoin
https://github.com/paritytech/parity-bitcoin
https://github.com/paritytech/parity-bitcoin/issues/404

bitcoind indexd
https://github.com/bitcoinjs/indexd

Joinmarket 0.2.3 Release
https://github.com/JoinMarket-Org/joinmarket/blob/master/doc/release-notes-0.2.3.md

Security
Attackers can make thinblocks supporting nodes ban each other
https://github.com/BitcoinUnlimited/BitcoinUnlimited/issues/485
https://www.reddit.com/r/btc/comments/67x8aw/latest_buclassic_bug_attackers_can_make/dgubfrb/

$1MM Segwit Bounty on Litecoin
https://www.reddit.com/r/litecoin/comments/6azeu1/1mm_segwit_bounty/

New quadratic delays in Bitcoin scripts |
https://bitslog.wordpress.com/2017/04/17/new-quadratic-delays-in-bitcoin-scripts/
https://www.reddit.com/r/btc/comments/65uwvw/sergio_demian_lerner_finds_serious_flaws_in/dgenlhu/

Intel Active Management Technology, Intel Small Business Technology, and Intel Standard Manageability Escalation of Privilege
https://security-center.intel.com/advisory.aspx?intelid=INTEL-SA-00075
https://puri.sm/posts/reverse-engineering-the-intel-management-engine-romp-module/

WannaCry
https://www.redsocks.eu/news/ransomware-wannacry/
https://github.com/aguinet/wannakey
https://arstechnica.com/security/2017/05/massive-cryptocurrency-botnet-used-leaked-nsa-exploits-weeks-before-wcry/
https://blog.comae.io/wannacry-new-variants-detected-b8908fefea7e
https://blog.comae.io/wannacry-the-largest-ransom-ware-infection-in-history-f37da8e30a58

Monero
https://moderncrypto.org/mail-archive/curves/2017/000846.html

High transaction volumes causing problems for miners
https://z.cash/blog/security-announcement-2017-04-13.html
https://github.com/zcash/zcash/issues/2333

Quadratic Hashing in BIP 134
https://www.mail-archive.com/bitcoin-dev@lists.linuxfoundation.org/msg05306.html

Misc.
Distributed Cryptography Based on the Proofs of Work
https://eprint.iacr.org/2014/796

Brahms: Byzantine Resilient Random Membership Sampling
https://people.csail.mit.edu/idish/ftp/Brahms-PODC.pdf

Bitcoin Transaction Checker
https://transactioncheck.bitrefill.com/

The Altcoin/Token Bubble
https://medium.com/@coin_and_peace/new-wave-of-japanese-investors-are-fueling-the-great-altcoin-bubble-a504383172ff

--

Please see event archives for a history of discussion topics. Previous event.