OSINT Challenge 2 - Ports

Prompt

Cyber Command: Help identify common ports so that our new recruits can understand what is running on the network.


Answers

Q1 (5 pts) - What TCP port does the original, basic SMTP protocol operate on?
25

Q2 (5 pts) - What TCP port does the SOCKS protocol operate on?
1080

Q3 (5 pts) - What TCP port does the rsync protocol operate on?
873

Q4 (5 pts) - What TCP port does the modbus protocol operate on?
502

Q5 (5 pts) - What TCP port does the SSH protocol operate on?
22


Steps I Took

Looked up each port. These are standard well-known port numbers.