SFTP
SSH File Transfer Protocol
Application Layer — File Transfer
Protocol Overview
Full Name
SSH File Transfer Protocol
Abbreviation
SFTP
OSI Layer
Application Layer
Category
File Transfer
Default Port
22
RFC
RFC 4253
About SFTP
Secure file transfer over SSH. Provides encrypted file access, transfer, and management. Not related to FTP despite the name.
Application Layer
File Transfer
Port 22
Standards Reference
SFTP is defined in RFC 4253, published by the Internet Engineering Task Force (IETF). RFCs are the official standards documents for internet protocols and are freely available for public review.