Difference between revisions of "Keys"

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A [[Wallet|wallet]] and [[Node|lightning node]] usually hold bitcoins to open channels. If you backup this key you can get your on-chain balance back.
A [[Wallet|wallet]] and [[Node|lightning node]] usually hold bitcoins to open channels. If you backup this key you can get your on-chain balance back.


Making backups is not easy. Probably just take your wallet-file... See [https://github.com/lightningnetwork/lnd/issues/732 github for more info].
{{ALERT|The mnemonic seed is NOT enough to recover funds from channels if something goes horribly wrong, you’ll need the latest chan state.}}
{{TODO|Write how to do Bitcoin backups}}


= Channel information =
= Seed =
== LND ==
The seed is the basis for your key. Using the seed you can recover your key.
Tip for now, just backup the whole ~/.lnd directory.
{{TODO|Write how to backup lnd}}


There is work underway to make backup better in 6.0: https://github.com/lightningnetwork/lnd/pull/1364
= Backup =
 
[[Backup]]
= Commitment revocation private key =
Every commitment transaction has a unique commitment revocation private-key value that allows the other peer to spend all outputs immediately: revealing this key is how old commitment transactions are revoked. To support revocation, each output of the commitment transaction refers to the commitment revocation public key.

Latest revision as of 16:20, 27 February 2019

Your Lightning node or wallet will have keys. Look at Backup for instructions.

Bitcoin key (on-chain)

A wallet and lightning node usually hold bitcoins to open channels. If you backup this key you can get your on-chain balance back.

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Alert! Be careful!
The mnemonic seed is NOT enough to recover funds from channels if something goes horribly wrong, you’ll need the latest chan state.

Seed

The seed is the basis for your key. Using the seed you can recover your key.

Backup

Backup