S3Softs

SSH Public Key Formatter

Take heavily broken and multi-lined Base64 public keys and instantly flatten them into strict OpenSSH `authorized_keys` format requirements, supporting standard SSH-RSA and SSH-ED25519 headers.

Raw Base64 Public Key

authorized_keys Payload

Awaiting raw X.509 Base64 material to flatten...

Linux/Unix Systems: This structure is completely flattened into a single-line literal string. Copy and paste the resulting ssh-rsa command directly into your ~/.ssh/authorized_keys directory on the target server. Do not introduce any newlines mid-string.

Frequently Asked Questions

Is the SSH Public Key Formatter completely free to use?

Yes, our SSH Public Key Formatter is 100% free with no usage limits, hidden paywalls, or registrations required.

How accurate are the results provided by the SSH Public Key Formatter?

The calculations are mathematically exact. Our engine utilizes native Javascript precision to deliver instant, exact results based directly on your provided inputs.

Is my inputted data saved or tracked?

Never. All processing happens entirely within your device's local browser memory. No sensitive information is ever transmitted to or stored on our backend servers.

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