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Learn how to set up SSH public‑key authentication: generate a key pair, copy it to the server, tweak sshd_config, and verify the connection. Avoid common pitfalls and secure your remote access.
Replace fragile password SSH logins with secure public key authentication. A step‑by‑step guide to generating Ed25519 keys, copying them to the server, testing access, and understanding trade‑offs like passphrase use and agent forwarding.
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