New Bitcoin Lightning Network Vulnerability Exposed: The Replacement Cycling Attack

A new vulnerability termed as "replacement cycling attack" on the Lightning Network has been unveiled by a developer known as mononaut. The attack manipulates the transaction mechanism of the network, potentially causing financial loss to users. This revelation has led to the resignation of security researcher Antoine Riard from the Lightning Network development team. Despite the challenges, the network's locked-in value stands at $159.5 million, indicating its growing popularity since 2018.

• by Zach Anderson
• Oct 22, 2023