Is port 533 (netwall) dangerous?

Port 533 is classified as low risk. This service uses encryption or has a minimal attack surface, making it relatively safe to expose with standard security practices.

Should port 533 be open on my firewall?

Port 533 is generally safe to have open. Apply standard security practices: keep software updated and monitor access logs.

What transport protocol does port 533 use?

Port 533 (netwall) uses the UDP transport protocol and falls under the System & Infrastructure category.

:533 (UDP)

netwall

Low Risiko

UDP — System & Infrastructure

Ikhtisar Port

Nomor Port 533

Nama Layanan netwall

Protokol Transport UDP

Kategori System & Infrastructure

Risiko Keamanan Low

Rentang Port Well-Known (0-1023)

Apa itu Port 533?

Port 533 is assigned to netwall, used for emergency broadcast messaging across Unix network segments. Effectively obsolete.

UDP System & Infrastructure

Pertimbangan Keamanan

Port 533 (netwall) diklasifikasikan sebagai risiko rendah. Layanan ini menggunakan enkripsi atau memiliki permukaan serangan yang minimal, sehingga relatif aman untuk diekspos.

Rekomendasi: Terapkan praktik keamanan standar. Jaga perangkat lunak tetap diperbarui dan pantau akses.

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