Lightning security assumptions can break under adverserial mempool policies🥲 Pinning attacks, replacement cycling & fee manipulation can kill time-critical LN Txs using standard mempool policy Gustavo @gustingelin of @Vinteum_org has a fix: zero-fee channels + pay-to-anchor🔥

It's going to be non-stop exploit, hacking, learning and sharing at Bitcoin++ Exploit Edition! 🔥 There's still time left to get a ticket! Florianopolis, Brazil 🇧🇷 26-28 Feb, join us and the incredible team at @Vinteum_org now!👇 btcpp.dev/conf/floripa26