SCP stands for secure copy, while SFTP stands for Secure Transfer Protocol. SFTP is a protocol utilized for transferring files over a secured channel. SFTP is based on the client-server design. A well known SFTP server is open SSH, and SFTP clients are employed as command-line programs or GUI products. SFTP provides encryption for both data and instructions that are transported, offering safety for classified information such as passwords. SFTP is not only a protocol for retrieving and transferring files.
It is a file system protocol. SCP protocol offers a secure method to transfer data between hosts; SCP can be considered as the assimilation of RCP and SSH. Encryption and authentication in SP are produced using the SSH protocol, while BSRCP provides the foundation for the actual file transfer. When comparing speeds, SFTP is slower than SCP, since it entails waiting for confirmation. SFTP also boasts additional abilities such as removing files remotely and resuming transfers that have been interrupted.
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