Port Numbers and Protocols
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Description and Tags
These flashcards cover important protocols and their associated port numbers.
Last updated 9:16 PM on 3/29/26
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6 Terms
1
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FTP
File Transfer Protocol, uses port 21.
2
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DNS
Domain Name System, uses port 53.
3
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HTTP
Hypertext Transfer Protocol, uses port 80.
4
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SFTP
Secure File Transfer Protocol, uses port 115.
5
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SSL (HTTPS)
Secure Socket Layer (Hypertext Transfer Protocol Secure), uses port 443.
6
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RDP
Remote Desktop Protocol, uses port 3389.
