# IKE Policies An [Internet Key Exhcnage (IKE)](https://en.wikipedia.org/wiki/Internet_Key_Exchange) policy defines an IKE version, mode, and set of [proposals](./ikeproposal.md) to be used in IKE negotiation. These policies are referenced by [IPSec profiles](./ipsecprofile.md). ## Fields ### Name The unique user-assigned name for the policy. ### Version The IKE version employed (v1 or v2). ### Mode The mode employed (main or aggressive) when IKEv1 is in use. This setting is not supported for IKEv2. ### Proposals One or more [IKE proposals](./ikeproposal.md) supported for use by this policy. ### Pre-shared Key A pre-shared secret key associated with this policy (optional).