Name Description
FTP File Transfer Protocol
HTTP Hypertext Transfer Protocol
HTTPS Hypertext Transfer Protocol Secure
IETF Internet Engineering Task Force
IO Input Output
IP Internet Protcol
OS Operating System
PKB Product Knowlegde Base
SFTP Secure File Transfer Protocol
SMTP Simple Mail Transfer Protocol
SSH Secure Shell
SSL Secure Socket Layer
TCP Transmission Control Protocol
UDP User Datagram Protocol
UNIX Uniplexed Information and Computing System
All 15 entities shown