FTP Control Protocol

Protocol Description

FTP is a protocol used to transfer files between computers. The control portion of the file transfer typically happens on TCP port 20, while the data transfer happens on TCP port 21 or potentially other ports.

Full Name

File Transfer Protocol (Control)

Abbreviation

FTP Control

ProTips

FTP is an old school protocol that has been around since the early 1970s. Unlike the encrypted FTPS protocol, the basic FTP protocol uses clear text passwords so user authentication should be avoided in this mode.

Known Ports

  • TCP 20 - FTP control port.
  • TCP 21 - FTP data port.

Category

File Server

External Resources

Related Protocols

A list of related protocols is below. List of all protocols.
Category Name

File Server

Windows SMB v2/v3 Details

File Server

TFTP Details

File Server

Apple File Services Details

File Server

Windows SMB v1 Details

File Server

NFS Details

File Server

Rsync Details

File Server

FTP Data Details

Protocol Detection

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