https://github.com/jacogr/substrate-ledger-ed25519
Extract Substrate and Polkadot compatible ed25519 keys from Ledger mnemonic phrases
https://github.com/jacogr/substrate-ledger-ed25519
ledger polkadot polkadot-js substrate
Last synced: 6 months ago
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Extract Substrate and Polkadot compatible ed25519 keys from Ledger mnemonic phrases
- Host: GitHub
- URL: https://github.com/jacogr/substrate-ledger-ed25519
- Owner: jacogr
- Created: 2021-01-30T11:34:18.000Z (over 4 years ago)
- Default Branch: main
- Last Pushed: 2022-02-20T07:19:49.000Z (over 3 years ago)
- Last Synced: 2025-04-13T22:14:00.299Z (6 months ago)
- Topics: ledger, polkadot, polkadot-js, substrate
- Language: JavaScript
- Homepage:
- Size: 37.1 KB
- Stars: 152
- Watchers: 3
- Forks: 16
- Open Issues: 3
-
Metadata Files:
- Readme: README.md
Awesome Lists containing this project
README
# substrate-ledger-ed25519
Extract Substrate and Polkadot-compatible ed25519 private keys from a known Ledger mnemonic. This allows you to recover the private key that is normally locked in the Ledger hardware.
## Installation
- Clone the repo via `git clone https://github.com/jacogr/substrate-ledger-ed25519.git`
- Change into the folder `cd substrate-ledger-ed25519`
- Install the dependencies via `npm install` (or `yarn`)
## Usage
`npm start
`
Where the 4 arguments are:
- app type - Either `polkadot` or `kusama`, e.g. `kusama`
- mnemonic - The full quoted 24-word/25-word mnemonic (enclose it with " at the start and end), e.g. `"abandon ... about"`
- account - The index of the account you are using, e.g `0`
- address - The index of the address you are using, e.g. `0`
Mac OS / Linux:
- `history -c` once completed to delete terminal history
Example:
`npm start kusama "abandon ... about" 0 0`
Full example (known seed):
```
npm start "kusama" "abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon about" 0 0
ed25519 seed 0x98cb4e14e0e08ea876f88d728545ea7572dc07dbbe69f1731c418fb827e69d41
address (DOT) 15F8gp3or2mLW8yiJAZ9C3ZFpvEA8SPJDq4RXVpVjcXtdxJq
address (KSM) GpTCo8cccWnpFne7EKBwr677tWkEoeLbiAgks76fKisCUWP
```