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 Risco

TCP — System & Infrastructure

Visão geral da porta

Número de porta 2404

Nome do serviço IEC 60870-5-104

Protocolo de transporte TCP

Categoria System & Infrastructure

Risco de segurança Critical

Intervalo de portas Registradas (1024-49151)

O que é a porta 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

Considerações de segurança

A porta 2404 (IEC 60870-5-104) é classificada como risco crítico. Esta porta não deve ser exposta à internet pública. O serviço transmite dados sem criptografia, tornando-o vulnerável a escutas, roubo de credenciais e ataques man-in-the-middle.

Recomendação: Bloqueie esta porta no firewall. Use alternativas criptografadas (SSH, SFTP, HTTPS) em vez disso.

Portas relacionadas — System & Infrastructure

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

Termos relacionados

Bandwidth Latency Packet Loss Ping Throughput ASN