✳flâneur — a map of the web's best reading

Attacking an Ethereum L2 with Unbridled Optimism - Jay Freeman (saurik)

saurik.com · 6,814 words · saved by 1 readers

On 2/2/2022, I reported a critical security issue to Optimism—an "L2 scaling solution" for Ethereum—that would allow an attacker to replicate money on any chain using their "OVM 2.0" fork of go-ethereum (which they call l2geth).

Attacking an Ethereum L2 with Unbridled Optimism - Jay Freeman (saurik) Attacking an Ethereum L2 with Unbridled Optimism The Summary On 2/2/2022, I reported a critical security issue to Optimism—an "L2 scaling solution" for Ethereum—that would allow an attacker to replicate money on any chain using their "OVM 2.0" fork of go-ethereum (which they call l2geth). Quickly, Optimism—whose platform currently uses a centralized "sequencer"—moved to both fix this bug on their nodes and infrastructure, as well as arrange for downstream projects that used their codebase (Boba and Metis) to get patched. T

Explore this link on the map →

related reading