What are SFTP Servers?

A typical file transfer server helps transfer files server-to-server or client-to-server, and SFTP servers are a more protected version: they encrypt data to keep sensitive information secure while moving files, and some have the added bonus of encrypting files at rest. SFTP servers use a single data channel in which login credentials as well as files are encrypted – because both authentication and files are encrypted, your connection is secure.

By using SSH to establish secure connections via user ID and password or pre-set key authentication, or a combination of both, SFTP servers can safely support a variety of actions to move and manage files.

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