Announcements

Intro

• Thank you to our sponsors for food, refreshments and event space
• To donate: click here
• Join our Signal group
• Fill out our participation form
• Next bitdevs is October 28 from 7pm to 9pm
• Any not previously published announcements

Always remember

• Respect the privacy of the participants
• Interaction and asking questions are encouraged
• Chatham House Rules

Security breaches

• Liquid sidechain got drained by hackers
• Critical vulnerabilities in CLN can lead to coin loss
• Critical vulnerabilities in Btcpay can lead to coin loss
• Critical vulnerabilities in CryptoJS library can lead to coin loss
• LNp2pbot shuts down due to security breaches by AI-equipped hackers
• Sensitive data about a large number of Trezor customers leaked
• Many old Cascascius coins all got redeemed at once

Ounce of prevention

• New Bitcoin vault design called Connector Vaults
• Ark Labs launches Cyberscan, a tool for AI-assisted vulnerability scanning
• Instructions for validating dice rolled seed phrases
• Anzen tries to solve bitcoin’s self custody trilemma
• Quantum safe signature scheme proposed for bitcoin
• Quantum safe bitcoin tx broadcast on mainnet

Stability & Exchanges

• Tether completes its largest financial audit ever
• The Stable Channels project launches on android
• Peach Bitcoin starts requiring KYC for all sellers, and stops doing escrow
• New exchange for trading the btc-usd pair using nostr and cashu

Billionaires and bitcoin

• Strategy has sold nearly 7k bitcoins in 2026
• Letter from CEO of Twenty One Capital (they plan to become like Berkshire Hathaway)
• Anthropic strikes $9 billion deal with bitcoin miner Riot
• Metaplanet launches US strategic reserve platform

Swaps

• New atomic swap service
• Arcade launches Intents – a swap marketplace where anyone can potentially earn money
• Coinswap marketplace launches

Miscellaneous

• Visualization of a lightning routing node with live payment info
• Validity of the whole bitcoin chain proven in zero knowledge
• Someone makes a tool combining silent payments with DNS names
• Zaprite wants to replace qr codes with phone numbers