Infamous for coinciding with a wave of DoS attacks on Ethereum hours before the opening. Many of the network's core builders coordinated emergency upgrades backstage between talks.
Devcon 2 opened in Shanghai hours after a wave of denial-of-service attacks hit the network; many of the core developers coordinated emergency client releases between sessions. The archive holds 70 sessions from 75 speakers, opening with a welcome panel of Ming Chan, Martin Becze, Péter Szilágyi and Christian Reitwiessner. Source: Devcon Archive (archive.devcon.org), checked 4 Sep 2026.
