Is port 72 (NETRJS-2) dangerous?

Port 72 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 72 be open on my firewall?

Port 72 is generally safe to have open. Apply standard security practices: keep software updated and monitor access logs.

What transport protocol does port 72 use?

Port 72 (NETRJS-2) uses the TCP/UDP transport protocol and falls under the System & Infrastructure category.

:72 (TCP/UDP)

NETRJS-2

Low Risk

TCP/UDP — System & Infrastructure

Port Genel Bakış

Port Numarası 72

Servis Adı NETRJS-2

Taşıma Protokolü TCP/UDP

Kategori System & Infrastructure

Güvenlik Riski Low

Port Aralığı İyi Bilinen (0-1023)

Port Nedir 72?

NETRJS-2 is the second of four ports (71-74) assigned to the ARPANET Remote Job Entry service for submitting batch workloads to remote mainframes. Defined in RFC 740 and used in the early ARPANET environment of the 1970s. It is completely obsolete.

TCP/UDP System & Infrastructure

Güvenlik Değerlendirmeleri

72 numaralı port (NETRJS-2) düşük risk olarak sınıflandırılmıştır. Bu hizmet şifreleme kullanmakta veya minimal bir saldırı yüzeyine sahip olup açılması görece güvenlidir.

Öneri: Standart güvenlik uygulamaları geçerlidir. Yazılımı güncel tutun ve erişimi izleyin.

İlgili Portlar — System & Infrastructure

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

İlgili Terimler

Bandwidth Latency Packet Loss Ping Throughput ASN