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What is SSH ? How is it related to SFTP and SCP protocols ?

Internet

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Answer

SSH (Secure SHell) is remote logging protocol that logs into remote machine via a shell where all data between the client and server is encrypted.

The SSH protocol ensures security shell using other protocols like SCP and SFTP. The SCP (Secure Copy) protocol allows transmission of files from one machine to another over Internet with the encryption benefits of SSH. Similarly, SFTP (Secure File Transfer Protocol) is a secure protocol for file transfer and it ensures security of data based on the SSH protocol.

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