casper-testnet-validator-identification

Helper scripts to sign a given message by using the validator secret key (ed25519 algorithm) (PEM) file, and then to verify the signed message by using the public key in hex format.

Prerequisites

Python 3, git and the cryptography library of Python are needed on your node with a GNU/Linux environment (preferably Ubuntu 20.04.)

Install them by issuing the following commands:

sudo apt update && sudo apt install git

sudo apt install python3-pip

sudo -H pip install cryptography

Installation

Go to your home directory:

cd ~

Clone the repository:

git clone https://github.com/make-software/casper-testnet-validator-identification.git

Instructions

Move to your home directory (or the directory where you cloned/installed the repo in the installation step):

cd ~

Enter the clone directory:

cd casper-testnet-validator-identification

Sign your email address with your secret key:

sudo -u casper ./sign.py -m YOUR-EMAIL-ADDRESS

You will get an output similar to this:

Public Key:
 0118157c4c169d3534742084bfca4b891606958a96dc46f54444f0a790ef096d28
Message:
 me@mydomain.com
Signature:
 fcb9216b98e589686633df826af4d37839f67ea12dbf09264db346d0e6cf0a1725a7aedba7d824498e2e0cf83e3d461ac0257ad204f3f3229c2f184d86295706

Copy and paste the signature to the Casper Testnet Public Key and Email Verification form.

Optional

You can verify your signature before submitting it via the provided form to make sure there are no errors.

Issue this command to verify your signature:

./verify.py -m YOUR-EMAIL-ADDRESS -s SIGNATURE

You should get an output similar to this:

Public Key:
 0118157c4c169d3534742084bfca4b891606958a96dc46f54444f0a790ef096d28
Message:
 me@mydomain.com
Signature:
 fcb9216b98e589686633df826af4d37839f67ea12dbf09264db346d0e6cf0a1725a7aedba7d824498e2e0cf83e3d461ac0257ad204f3f3229c2f184d86295706
Verified!

Credits

• Uses the ecc_ed25519.py module from pycspr