PortMap

Port 500

Well-known
Service
isakmp
Protocol
UDP
Description
In computing, Internet Key Exchange is the protocol used to set up a security association (SA) in the IPsec protocol suite. IKE builds upon the Oakley protocol and ISAKMP. IKE uses X.509 certificates for authentication ‒ either pre-shared or distributed using DNS ‒ and a Diffie–Hellman key exchange to set up a shared session secret from which cryptographic keys are derived. A IETF draft is currently being written to provide a quantum-resistant key establishment using ML-KEM. In addition, a se...
Citations