ssh-keygen -t ed25519 -C "your_email@example.com"
cat ~/.ssh/id_ed25519.pub | clip
ssh -i ~/.ssh/id_rsa.pub wodby@192.237.248.66 -p25
# SSH protocol supports several public key types for authentication keys. The key type and key size both matter for security. Based on the difference of each SSH key type, we recommend the following ways to generate SSH key file.
ssh-keygen -t rsa -b 4096
ssh-keygen -t dsa
ssh-keygen -t ecdsa -b 521
ssh-keygen -t ed25519