TD Cyber Labs

Cyber LabsBY TUTORIALS DOJO

Labs Tool Trainers Learning Paths Docs

No sign-in required

BackCyber Labs / Banner Grabbing with Netcat Simulated 0 / 50 pts

Banner Grabbing with Netcat

Open ports tell you a port number; banners tell you the software. Use Netcat to connect to each service on the target and read what it announces about itself.

Available tools: nc · nmap · curl
Target: mail.corp.local (10.10.10.25)

✓

Grab the FTP banner — what vsftpd version runs on port 21?

15 pts

Connect to the port with Netcat and read the greeting.

✓

What OpenSSH version does port 22 announce?

15 pts

SSH sends its version string on connect.

✓

The SMTP banner on port 25 leaks the mail server's hostname — what is it?

20 pts

Use -v and read the 220 greeting.

Applications

target 10.10.10.25--:--

learner@kali: ~ — Terminal

Congratulations!

You completed Banner Grabbing with Netcat.

Points: 0 / 50
Tasks solved: 0 / 3