I suppose change the background picture/colour ?
Sftp uses SSH mechanism to provide security for authentication and data transfer.
<h3>What are SSH known for?</h3>
SSH or Secure Shell is known to be a kind of a network communication protocol that helps two computers to be able to communicate and also share their data.
Therefore, one can say that Sftp uses SSH mechanism to provide security for authentication and data transfer.
Learn more about SSH mechanism from
brainly.com/question/13086077
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Answer:false
Explanation: why would you need a powerful it security system, if they already have authorized access?