com.atlassian.confluence.security
Interfaces 
CaptchaAware
CaptchaManager
DeactivatedUserChecker
ExternalUserManagementAware
GateKeeper
ImplementsIsPermitted
PermissionCheckExemptions
PermissionDelegate
PermissionManager
PermissionManager.Criterion
SetSpacePermissionChecker
SpacePermissionDefaultsStore
SpacePermissionDefaultsStoreFactory
SpacePermissionManager
SpacePermissionSaver
Classes 
AbstractSpacePermissionManager
CachingSpacePermissionManager
CleanCaptchaEngine
ConfluenceAdministratorsPermissionCheckExemptions
ConfluenceCaptchaEngine
ConfluenceGroupCache
ConfluenceImageCaptchaService
ConfluenceRoleMapper
ContentPermission
ContentPermissionSet
CrowdDeactivatedUserChecker
DefaultCaptchaManager
DefaultPermissionManager
DefaultSetSpacePermissionChecker
DefaultSpacePermissionDefaultsStore
DefaultSpacePermissionDefaultsStoreFactory
DefaultSpacePermissionManager
DistortedCaptchaEngine
DownloadGateKeeper
Permission
PermissionCheckDispatcher
PermissionCheckDispatcherResultCache
PermissionHelper
PermissionsFormHandler
PermissionUtils
ReadOnlySpacePermissionManager
SpacePermission
SpacePermissionCheckDispatcherCoordinator
SpacePermissionCoordinator
SpacePermissionDefaultsPermissionChecker
SpacePermissionGroupNamesCache
ThreadLocalPermissionsCache
Exceptions 
EntityRuntimeException
InvalidOperationException