Is port 5683 (CoAP (Constrained Application Protocol)) dangerous?

Port 5683 is classified as medium risk. It is commonly exposed but consider using encrypted alternatives where available and monitor activity.

Should port 5683 be open on my firewall?

Port 5683 can be open but should be monitored closely. Keep the service updated and prefer encrypted alternatives where available.

What transport protocol does port 5683 use?

Port 5683 (CoAP (Constrained Application Protocol)) uses the UDP transport protocol and falls under the Other category.

:5683 (UDP)

CoAP (Constrained Application Protocol)

Medium Risque

UDP — Other

Aperçu du port

Numéro de port 5683

Nom du service CoAP (Constrained Application Protocol)

Protocole de transport UDP

Catégorie Other

Risque de sécurité Medium

Plage de ports Enregistré (1024-49151)

Qu'est-ce que le port 5683?

Port 5683 is the standard port for CoAP (Constrained Application Protocol), a lightweight RESTful protocol designed for IoT devices with limited resources. CoAP is used by sensors, actuators, and embedded devices to communicate over low-power networks like 6LoWPAN and LTE-M. It is the IoT equivalent of HTTP, providing GET/POST/PUT/DELETE semantics over UDP.

UDP Other

Considérations de sécurité

Le port 5683 (CoAP (Constrained Application Protocol)) est classifié comme risque moyen. Bien que ce service soit couramment exposé, envisagez d'utiliser des alternatives chiffrées lorsqu'elles sont disponibles.

Recommandation : Maintenez le service à jour. Surveillez les journaux pour détecter toute activité inhabituelle.

Ports associés — Other

35 Private Printer Server 43 WHOIS 63 Whois++ 75 Private Dial-Out Service 78 VetTCP 91 MIT-DOV 92 NPP 104 DICOM

Termes associés

ASN BGP Hijack Data Center Domain Name Dual Stack Internet Exchange Point (IXP)