Lightning Network users urged to update software urgently due to vulnerability

UNITED STATES, WASHINGTON (OBSERVATORY) — Bitcoin developer Rusty Russell discovered a vulnerability in various Lightning Network (LN) implementations that could lead to a loss of funds.

According to him, users of the Eclair wallet from the French startup ACINQ, c-lightning from Blockstream and the lnd client from Lightning Labs need to urgently update the software. Russell also wrote that details of the vulnerability would be released in a few weeks, September 27th.

ACINQ representatives thanked the developer for the information provided:

“The vulnerability has been found and fixed in various LN projects, including Eclair. Please upgrade to Eclair 0.3.1 and Eclair Mobile 0.4.7 as soon as possible ”

Lightning Network is a payment protocol that allows you to conduct cheap and instant transactions, which also represents a solution to the problem of bitcoin scaling.

According to the 1ML service , currently there are 9722 nodes in the Lightning Network, linking 36 554 payment channels. Network capacity exceeds 850 BTC (> $ 8.1 million).


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