Lightning Network developer steps back after exposing severe flaw
The newly discovered flaw allows hackers to steal funds from the Lightning channel, potentially impacting the future p2p package relay. Blockchain security developer Antoine Riard stepped back from the development of the Lightning Network shortly after a new severe vulnerability was found in the layer-2 payment protocol. In a report published on Github, Riard outlined the scenario of stealing funds from the Lightning Network by exploiting “replacement cycling attacks,” a type of attack where malicious actors can replace an unconfirmed transaction with a different transaction. You might also like: Bitcoin Lightning Network sees 1,200% surge in 2 years Although “low-hanging fruit mitigations” can harden the deployment of these attacks, the new class of replacement cycling attacks “puts lightning in a very perilous position,” Riard noted. According to the developer , only a “sustainable fix,” such as a “consensus upgrade...
