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 Riesgo

TCP — System & Infrastructure

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Resumen del puerto

Número de puerto 2404

Nombre del servicio IEC 60870-5-104

Protocolo de transporte TCP

Categoría System & Infrastructure

Riesgo de seguridad Critical

Rango de puertos Registrados (1024-49151)

Qué es el puerto 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

Consideraciones de seguridad

El puerto 2404 (IEC 60870-5-104) está clasificado como riesgo crítico. Este puerto no debe exponerse a internet público. El servicio transmite datos sin cifrado, haciéndolo vulnerable a escuchas, robo de credenciales y ataques de intermediario.

Recomendación: Bloquea este puerto en el firewall. Utiliza alternativas cifradas (SSH, SFTP, HTTPS) en su lugar.

IEC 60870-5-104

Resumen del puerto

Qué es el puerto 2404?

Consideraciones de seguridad

Puertos relacionados — System & Infrastructure

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