Available Bindings by Type

Key Takeaways:

space(...) and identity(...) are available as bindings in all Security Definitions
Security Definitions of type Space can be applied to any Security Policy Endpoint scoped to a Space
Team/User creation policies are of type Space because no Team/User exists at creation time
identity is the identity of the user making the request

Type Where can be used (Security Policy Endpoints)	Available Bindings
Space Space Display, User Access, User Creation, User Modification, Team Membership Modification, Teams Access, Teams Creation, Team Modification, Discussion Creation, Datastore Form Display, Datastore Form Modification, Submission Access, Submission Modification, WebApi Execution	identity(...) space(...)
Team Team Membership Modification, Team Modification	identity(...) space(...) team(...)
User User Modification	identity(...) space(...) user(...)
Datastore Form Form Display, Form Modification, Submission Access, Submission Modification	identity(...) space(...) form(...)
Datastore Submission Submission Access, Submission Modification	identity(...) space(...) form(...) submission(...)