---
title: "ShieldSettings.ActivityCategoryPolicy.specific(_:except:)"
framework: managedsettings
role: symbol
role_heading: Case
path: "managedsettings/shieldsettings/activitycategorypolicy/specific(_:except:)"
---

# ShieldSettings.ActivityCategoryPolicy.specific(_:except:)

A policy that indicates the device shields specific categories of activity, with some exceptions.

## Declaration

```swift
case specific(Set<ActivityCategoryToken>, except: Set<Token<Activity>> = [])
```

## Discussion

Discussion List categories you want to shield in the first parameter. Use the except parameter to specify apps and websites not to shield, even if they’re in the categories that you list. Your app can shield up to 50 category tokens and specify up to 50 application or web domain tokens exceptions at once.

## See Also

### Shielding categories

- [ShieldSettings.ActivityCategoryPolicy.none](managedsettings/shieldsettings/activitycategorypolicy/none.md)
- [ShieldSettings.ActivityCategoryPolicy.all(except:)](managedsettings/shieldsettings/activitycategorypolicy/all(except:).md)