The SSH / SFTP Key Fingerprint And Its Role In Server Authentication

Updated by John Carl Villanueva on

The first time a user connects to your SSH or SFTP server, his/her file transfer client may display an alert or notice indicating it doesn't recognize the server's fingerprint. What it's referring to is the server's SSH/SFTP key fingerprint, an important security feature that helps users and client applications authenticate SSH/SFTP servers. This post explains how it's used.

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Topics: Secure File Transfer, SFTP, key fingerprint, ssh, authentication

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