CyberCertPrepSecurity FundamentalsNetworking FundamentalsEASYFree question
Which well-known port number is used by HTTP (unencrypted web traffic)?
- A.21
- B.22
- C.443
- D.80
Why D is correct
HTTP uses port 80 by default. HTTPS (encrypted) uses port 443, FTP uses port 21, and SSH uses port 22. Knowing common port numbers is essential for configuring firewalls and understanding network traffic.
Know someone studying for Security Fundamentals? Send them this one.