File Transfer and Encryption Ports Flashcards
Learn port s for file transfer and Encryptions Protocols
Protocol: FTP
Type: File transfer
What it does: Used to upload and download files form FTP servers. Port 20 could also be used
Port 21
File Transfer Protocol
Protocol: SSH
Type: Encryption
What it does: Used for secure transmission of data between two systems.
Example: Secure FTP (SFTP)
Port 22
Secure Shell
Protocol: TELNET Type: Remote connectivity What it does: Used to connect to remote systems. Not encrypted, so not recommended. Not enabled by default in Windows.
Port 23
Protocol: SMTP
Type: Email
What it does: Used for outgoing email.
Port 25
Simple Mail Transfer Protocol
Protocol: DNS
Type: Name resolution
What it does: Maps hostnames to IP addresses
Port 53
Domain Name Service
Domain Name Server
Protocol: TFTP
Type: File Transfer
What it does: Trivial File Transfer protocol.
Used UDP, not TCP
Port 69
Trivial File Transfer Protocol
Protocol: HTTP
Type: Web
What it does: Primary protocol for unencrypted web traffic.
Port 80
Hypertext Transfer Protocol
Protocol: POP 3
Type: Email
What it does: Primary protocol for unencrypted web traffic.
Port 110
Post Office Protocol 3
Protocol: IMAP
Type: Email
What it does: Used for incoming email.
Email stays on the server even after a device has read it.
Port 143
Internet Mail Access Protocol
Protocol: HTTPS
Type: Encryption and web
What it does: Used for SSL. (Secure Socket Layer)
for encrypted web traffic.
TLS (Transport Layer Security) is SSL’s replacement
Port 443
Hypertext Transfer Protocol Over Secure Sockets Layer
Protocol: SMB
Type: File Transfer
What it does:
Ports 137-139, 445
Server Message Block
Small To Midsize Business
Protocol: AFP
Type: File Transfer
What it does: Offers file services in a Mac environment.
Primary protocol for file services in Mac OS 9 and prior.
Now it is SMB
Ports 427, 548
Apple File Protocol
Protocol: SMTPS
Type: EMAIL
What it does: SMTP with SSL or TLS
Port 465
Simple Mail Transfer Protocol Secure
Protocol: IMAPS
Type: Email
What it does: IMAP with SSL to TLS
Port 993
Internet Mail Access Protocol Secure
Protocol: POP3S
Type: Mail
What it does: POP3 with SSL or TLS
Port 995
Post Office Protocol 3 Secure
