Is port 2404 (IEC 60870-5-104) dangerous?

Port 2404 is classified as critical risk and should not be exposed to the public internet. It transmits data without encryption, making it vulnerable to eavesdropping and credential theft.

Should port 2404 be open on my firewall?

No, port 2404 should not be open to the public internet. Block it at the firewall and use encrypted alternatives such as SSH, SFTP, or HTTPS instead.

What transport protocol does port 2404 use?

Port 2404 (IEC 60870-5-104) uses the TCP transport protocol and falls under the System & Infrastructure category.

:2404 (TCP)

IEC 60870-5-104

Critical Risk

TCP — System & Infrastructure

Port Genel Bakış

Port Numarası 2404

Servis Adı IEC 60870-5-104

Taşıma Protokolü TCP

Kategori System & Infrastructure

Güvenlik Riski Critical

Port Aralığı Kayıtlı (1024-49151)

Port Nedir 2404?

Port 2404 is used by IEC 60870-5-104, a standard protocol for telecontrol equipment in electrical power systems and SCADA infrastructure. Utility companies use this protocol to monitor and control remote electrical substations and power equipment. Security of this port is critical for protecting power grid infrastructure from cyberattacks.

TCP System & Infrastructure

Güvenlik Değerlendirmeleri

2404 numaralı port (IEC 60870-5-104) kritik risk olarak sınıflandırılmıştır. Bu port genel internete açılmamalıdır. Hizmet verileri şifreleme olmadan iletmekte olup bu durum onu gizlice dinleme, kimlik bilgisi hırsızlığı ve ortadaki adam saldırılarına karşı savunmasız kılmaktadır.

Öneri: Bu portu güvenlik duvarında engelleyin. Bunun yerine şifreli alternatifleri (SSH, SFTP, HTTPS) kullanın.

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