description-logo Description

This indicates an attempt to use the ESP protocol over UDP.
Encapsulating Security Payload (ESP) is part of the IPsec protocol suite. It provides encryption and authentication of the encapsulated packets.

affected-products-logoAffected Products

ESP

Impact logoImpact

Unexpected network communication

Technology

Browser-Based, Network-Protocol, Client-Server, Peer-to-Peer, Cloud-Based, Mobile-Device

Behavior

  • Reasonable

Default Ports

  • UDP/4500