Memo - Post by David Shares

David Shares 17qT9v

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David Shares 17qT9v

September 2020: LN channels cannot hold more than 483 htlcs at a time, regardless of the channel capacity. Sending 483 micro-payments to yourself and holding on to the htlcs is enough

| to incapacitate a channel for up to two weeks

https://twitter.com/joostjgr/status/1308414366920908801

October 8, 2020: Lightning Vulnerability Discovered; LND Node Operators Urged

1 / 5

David Shares 17qT9v

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| to Upgrade ASAP https://www.coindesk.com/lightning-vulnerability-ind-node-operators-upgrade-asap

October 21, 2020: Two Lightning Network CVE's were made public:
A malicious peer

David Shares 17qT9v

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| could force an lnd node to accept a high-S ECDSA signature when updating new off-chain states. https://lists.linuxfoundation.org/pipermail/lightning-dev/2020-October/002858.html

David Shares 17qT9v

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|

LND node could be coerced into revealing an invoice preimage for a forwarded HTLC with a colliding payment hash.https://lists.linuxfoundation.org/pipermail/lightning-dev/2020-Octob

David Shares 17qT9v

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|er/002857.html

October 29, 2020: PSA: High onchain BTC fees have impact for you Lightning Channels: Pre negotiated fees might not be sufficient for your commitment tx to be included

David Shares 17qT9v

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| in case of force close

https://twitter.com/renepickhardt/status/1321862538859073548