TechFlow news: Bitcoin Core developer /dev/fd0 announced on X platform that they will cease participating in the development of the Lightning Network and its implementations, including coordinating protocol-level security issues.
In addition, /dev/fd0 stated that each Bitcoin node has its own mempool. Transactions are forwarded by peer nodes. If an LN node is used to open channels and accept HTLC forwarding, it is vulnerable to substitution cycle attacks.

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