Announcements

• Respect the privacy of participants
• Meetups are never recorded. We want everyone to feel comfortable participating and discussing the scheduled topics, anonymously if they wish

Acknowledgements

• Thanks to Vinteum and Bitcoin Paraguay for the support

Warmup

• Bitcoin Mailing list temporarily banned from Google
• Phoenix is back in the USA

Bitcoin

• Bitcoin v29.0 Release Candidate Testing Guide
• How to Safely Spend/Burn dust UTXOs

Mining

• Braiins open sourced BCB100

Lightning Network

• Disclosure: LND Excessive Failback Exploit
• LND v0.19.0
• Fee based spam prevention for Lightning

Cryptography & Privacy

• The Evolution of Payjoin: From Two-Party Protocol to Multiparty Framework

Bonus Topics

• CISA HRF Report
• Group Wallet: Simpler, Stronger, Better
• Bitcoin node P2P traffic analysis
• The Ark case for CTV
• OP_CHECKCONTRACTVERIFY and its amount semantic