Input: 64 hex digits (32 bytes of binary data) Output: all sorts of crypto keys (mostly bitcoin address and private key in WIF format)

Example usage:

private_32_byte_hex_to_keys.sh "$(openssl rand -hex 32)"

References/Inspired-by

https://stackoverflow.com/questions/48101258/how-to-convert-an-ecdsa-key-to-pem-format https://gist.github.com/gadiener/ebec8b39b15293fbc438b2d21b211dfe