Hoy vamos a crear los algoritmos de Firma y Verificación, así que vamos al tema ^_^
Links de Interés:
El caso de las firmas ECDSA: https://www.ui1.es/blog-ui1/por-una-i...
Recovering The Private Key in a ECDSA Signature Using A Single Random Nonce: / cracking-ecdsa-with-a-leak-of-the-random-n...
ECDSA: Revealing the private key, if nonce known (with SECP256k1): https://asecuritysite.com/encryption/...
ECDSA: Revealing the private key, from two keys and shared nonces (with SECP256k1): https://asecuritysite.com/encryption/...