Polkadot Address Generation with Subkey

subkey.sh

#!/bin/sh

# Start Ubuntu in container and install dependencies
docker run --name ubuntutest -t -i ubuntu /bin/bash
apt-get update
apt-get install -y curl
curl https://getsubstrate.io -sSf | bash -s -- --fast

# Install Substrate and Subkey
cargo install --force --git https://github.com/paritytech/substrate subkey

# Create Polkadot address with Subkey. Run this offline
subkey --network polkadot --password "mypassword" generate --words 24

# Destroy history and securely from the root directory
history -c
apt-get install secure-delete
sfill -v /
exit

# Destroy the Docker container
docker ps -a
docker rm -f ubuntutest