/PK SET portal location [name] portalkey.set Sets the item in your hand as the key for the portal. Location determines where they item must be placed to qualify:
H = In main hand
O = In off hand
I = Anywhere in inventory
Name is optional and will be displayed during lists of portals with key requirements and when a person is rejected from using a portal
/PK GET portal portalkey.get Gives you the key for the portal
/PK CLEAR portal portalkey.clear Removes the key requirement from a portal
/PK LIST portalkey.list Lists all portals with key requirements
/PK RELOAD portalkey.reload Reloads configuration from disk
Permissions:
portalkey.exempt - Exempts from the key requirement