The Journey from FTP to SFTP

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File transfer is an important aspect in computing. There is always a need for us to transfer files between a source and a destination. While in the earlier days, certain protocols were used to manage file transfers between the client and server, security was not much of a concern then. But, with the advancements in computing and rise of different kind of intrusions, security gradually became a pressing need. Yes, you guessed right. I am talking about FTP and SFTP. Let’s take a look at the journey from FTP to SFTP.

The standard network protocol File Transfer Protocol (FTP) is used to transfer files between a client system and a server. According to Wikipedia, the FTP ran on NCP specification until 1980. After that the protocol was replaced by a TCP/IP version named RFC 765 and consequently by RFC 959 in October 1985. RFC 959 is the current specification which FTP follows.

According to the latest specification, FTP should fulfill 4 major objectives namely: Continue reading