<PackageReference Include="Relativity.Services.DataContracts.SDK" Version="13.2.8" />

Relativity.Services.Field.SecurityFieldValue

public class SecurityFieldValue
The Security Field is a special field in Relativity Views. When you request its value, the value is returned as an instance of SecurityFieldValue indicating if the returned object has its individual security overridden and if the querying user has permission to modify this objects security
public bool OverwriteInheritedSecurity { get; set; }

When true, the current RelativityObject has inherited security. When false, it has security that has been overridden

public bool UserCanEditSecurity { get; set; }

When true, the current user has permissions to edit the security of the current object. Otherwise false