FTP (File Transfer Protocol) is a relatively old and most used standard network protocol used for uploading/downloading files between two computers over a network. However, FTP by its original insecure, because it transmits data together with user credentials (username and password) without encryption.

Warning: If you planning to use FTP, consider configuring FTP connection with SSL/TLS (will cover in next article). Otherwise, it’s always better to use secure FTP such as SFTP.
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