SSH Key Manager Skill

Manage SSH keys.

Generate New Key

ssh-keygen -t ed25519 -C "{email}" -f ~/.ssh/{name}

List Keys

ls -la ~/.ssh/*.pub 2>/dev/null

Show Public Key

cat ~/.ssh/{name}.pub

Add to SSH Agent

eval "$(ssh-agent -s)"
ssh-add ~/.ssh/{name}

SSH Config Entry

Host {alias}
  HostName {hostname}
  User {user}
  IdentityFile ~/.ssh/{name}

Test Connection

ssh -T [email protected]

Notes

• Ed25519 is recommended over RSA
• Always use a passphrase for security
• File permissions: 600 for private keys, 644 for public