nerdexam
CompTIA

N10-009 · Question #447

Which of the following protocols is commonly associated with TCP port 443?

The correct answer is C. HTTPS. HTTPS uses TCP port 443 to establish SSL/TLS‑encrypted web sessions, securing HTTP traffic.

Submitted by haruto_sh· Mar 6, 2026Networking concepts

Question

Which of the following protocols is commonly associated with TCP port 443?

Options

  • ATelnet
  • BSMTP
  • CHTTPS
  • DSNMP

How the community answered

(54 responses)
  • A
    7% (4)
  • B
    2% (1)
  • C
    87% (47)
  • D
    4% (2)

Explanation

HTTPS uses TCP port 443 to establish SSL/TLS‑encrypted web sessions, securing HTTP traffic.

Community Discussion

No community discussion yet for this question.

Full N10-009 Practice