Is port 3128 (Squid HTTP Proxy) dangerous?

Port 3128 is classified as high risk. It is a common target for automated scanning and brute-force attacks. Restrict access to trusted IPs if exposure is necessary.

Should port 3128 be open on my firewall?

Port 3128 should only be open with strict firewall rules whitelisting trusted IP addresses. Enable rate limiting and intrusion detection systems.

What transport protocol does port 3128 use?

Port 3128 (Squid HTTP Proxy) uses the TCP transport protocol and falls under the Web category.

:3128 (TCP)

Squid HTTP Proxy

High Risiko

TCP — Web

Ikhtisar Port

Nomor Port 3128

Nama Layanan Squid HTTP Proxy

Protokol Transport TCP

Kategori Web

Risiko Keamanan High

Rentang Port Terdaftar (1024-49151)

Apa itu Port 3128?

Port 3128 is the default port for Squid, a widely used caching and forwarding HTTP web proxy. Organizations use Squid to cache web content, control internet access, and improve performance. Open proxy servers on this port are frequently abused for anonymous browsing and malicious traffic routing.

TCP Web Umum Digunakan

Pertimbangan Keamanan

Port 3128 (Squid HTTP Proxy) diklasifikasikan sebagai risiko tinggi. Port ini adalah target umum untuk pemindaian otomatis dan serangan brute-force. Jika harus diekspos, batasi akses ke alamat IP yang diketahui.

Rekomendasi: Gunakan aturan firewall untuk memasukkan IP tepercaya ke whitelist. Aktifkan pembatasan kecepatan dan deteksi intrusi.

Port Terkait — Web

70 Gopher 80 HTTP 81 HTTP Alternate 280 http-mgmt 414 InfoSeek 418 Hyper-G 443 HTTPS 454 ContentServer

Istilah Terkait

ARP FTP HTTP ICMP IMAP NTP