ssh-keygen

What problem does it solve?

This Skill simplifies the complex and often error-prone process of managing SSH keys, ensuring secure and efficient access to systems.

Core Features & Use Cases

• Key Generation: Create secure Ed25519 or RSA key pairs.
• Passphrase Management: Securely add, change, or remove passphrases.
• Public Key Operations: Extract public keys and manage authorized_keys and known_hosts files.
• Certificate Signing: Utilize OpenSSH certificates for enhanced security and fleet management.
• Use Case: Securely generate a new Ed25519 keypair for a server, add its public key to the authorized_keys file on the remote host, and then configure your local SSH client to use the new key.

Quick Start

Generate a new Ed25519 SSH keypair with the comment "user@example.com" and save it to "~/.ssh/id_ed25519".