Is port 401 (UPS) dangerous?

Port 401 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 401 be open on my firewall?

Port 401 should only be open with strict firewall rules whitelisting trusted IP addresses. Enable rate limiting and intrusion detection systems.

What transport protocol does port 401 use?

Port 401 (UPS) uses the TCP/UDP transport protocol and falls under the System & Infrastructure category.

:401 (TCP/UDP)

UPS

High Risiko

TCP/UDP — System & Infrastructure

Ikhtisar Port

Nomor Port 401

Nama Layanan UPS

Protokol Transport TCP/UDP

Kategori System & Infrastructure

Risiko Keamanan High

Rentang Port Well-Known (0-1023)

Apa itu Port 401?

Port 401 is assigned to UPS monitoring protocol, used by UPS management software such as Network UPS Tools (NUT). Unauthorized access could manipulate power systems.

TCP/UDP System & Infrastructure Umum Digunakan

Pertimbangan Keamanan

Port 401 (UPS) 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 — System & Infrastructure

0 Reserved 1 TCPMUX 2 Management Utility 3 CompressNET 4 Unassigned 5 RJE 6 Unassigned 7 Echo

Istilah Terkait

Bandwidth Latency Packet Loss Ping Throughput ASN

UPS

Embed This Widget

Ikhtisar Port

Apa itu Port 401?

Pertimbangan Keamanan

Port Terkait — System & Infrastructure

Istilah Terkait