THE EVENT HAS BEEN RESCHEDULED TO THE 17th. If you can’t make it to the main event please join us at Westville Hudson around 9:30PM. Thanks to Galvanize and Chaincode labs for event space and food+refreshments.

- Discussion topics:
Meltdown & Spectre
https://googleprojectzero.blogspot.com/2018/01/reading-privileged-memory-with-side.html
https://engineering.coinbase.com/update-on-meltdown-and-spectre-45d344c47b5
https://www.ledger.fr/2018/01/04/meltdown-spectre-attacks-intel-amd-arm-risk/
https://blog.mozilla.org/security/2018/01/03/mitigations-landing-new-class-timing-attack/

Electrum Vulnerability
https://github.com/spesmilo/electrum/commit/a9973ce6ab60c21e8d074b1f0727d5dfc8ea7229
https://twitter.com/h43z/status/950080318601560066

Pull Requests
https://github.com/bitcoin/bitcoin/pull/12131
https://github.com/bitcoin/bitcoin/pull/12132
https://github.com/bitcoin/bitcoin/pull/11605

[bitcoin-dev] Decoupling BIP70 Payment Protocol from Wallets
https://www.mail-archive.com/bitcoin-dev@lists.linuxfoundation.org/msg06549.html

Progress BIP173 to Proposed
https://github.com/bitcoin/bips/pull/627

What are Channel Factories and how do they work?
https://bitcoin.stackexchange.com/questions/67158/what-are-channel-factories-and-how-do-they-work/67187#67187

Understanding Simplicity: implementing a smart contract language in 30 lines of Haskell
https://medium.com/@danrobinson/understanding-simplicity-implementing-a-smart-contract-language-in-30-lines-of-haskell-827521bfeb4d

Lost mining reward
https://www.reddit.com/r/Bitcoin/comments/7n1ie5/someone_destroyed_125_newly_mined_bitcoins/drya5aa/

Bad Fee Estimation
https://imgur.com/a/nRfwl

Coinbase $3.5mil Unspendable UTXOs
https://twitter.com/LaurentMT/status/943624312304611329

Ivy for Bitcoin: a smart contract language that compiles to Bitcoin Script
https://blog.chain.com/ivy-for-bitcoin-a-smart-contract-language-that-compiles-to-bitcoin-script-bec06377141a

Some updates on joinmarket-clientserver : joinmarket
https://www.reddit.com/r/joinmarket/comments/7m422w/some_updates_on_joinmarketclientserver/

How Zebpay reduced bitcoin transaction fees
https://blog.zebpay.com/how-zebpay-reduced-bitcoin-transaction-fees-a9e24c788598

MimbleWimble support in Elements + POW-merge-mined Elements sidechain
https://www.reddit.com/r/BitcoinDiscussion/comments/7lotc0/batching_all_the_transactions_in_a_block_into_1/drok8u2/

Misc.
On December 29th, lots of coins went missing on the XRP (Ripple) network
https://medium.com/@slinafirinne/on-december-29th-lots-of-coins-went-missing-on-the-xrp-ripple-network-a1655e8d636d

Cross-chain Bitcoin & Monero Atomic Swap
https://github.com/GuggerJoel/XMR-BTC-atomic

Noded
https://soundcloud.com/noded-bitcoin-podcast/noded-060-with-john-newbery
https://soundcloud.com/noded-bitcoin-podcast/noded-050-with-jack-mallers
https://soundcloud.com/noded-bitcoin-podcast/noded-010 (David Harding)

WannaCry: End of Year Retrospective
https://blog.kryptoslogic.com/malware/2017/12/20/end-of-year.html

How Ethereum Occasionally Backdoored the Official Wallet
https://medium.com/@homakov/how-ethereum-occasionally-backdoored-the-official-wallet-c11d1d4199f3

Massive Brute-Force Attack Infects WordPress Sites with Monero Miners
https://www.bleepingcomputer.com/news/security/massive-brute-force-attack-infects-wordpress-sites-with-monero-miners/

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Please see event archives for historical discussion topics.