// REFERENCE
Port 3128 (Squid proxy)
Protocol: TCP
Service: Squid
Medium risk
The default port of the Squid proxy. An open proxy can be abused to browse anonymously at your expense or reach your internal network. Restrict it to authorized clients.
Related tools
Work with this in:
Related
80
Port 80 (HTTP) 443
Port 443 (HTTPS) 1080
Port 1080 (SOCKS proxy) 2082
Port 2082 (cPanel) 2083
Port 2083 (cPanel TLS) 3000
Port 3000 (dev apps)
Port 80 (HTTP) 443
Port 443 (HTTPS) 1080
Port 1080 (SOCKS proxy) 2082
Port 2082 (cPanel) 2083
Port 2083 (cPanel TLS) 3000
Port 3000 (dev apps)
Assignments per the IANA port registry. Educational content.