Esempi pratici di ssh-keygen per creare chiavi SSH Ed25519 o RSA, scegliere il file, aggiungere una passphrase, leggere il fingerprint e testare GitHub o un server.
ssh-keygen is the OpenSSH command-line utility for creating and managing SSH key pairs.
The recommended modern command is ssh-keygen -t ed25519 -C "you@example.com".
Use ssh-keygen -t rsa -b 4096 only for older systems that do not support Ed25519.