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Categories / VB.Net Tutorial / Security
 

Separation between Allow rules and Deny rules, and shows the combination of rights in compatible rules

Imports System Imports System.Threading Imports System.Security.AccessControl Imports System.Security.Principal Public Class Example     Public Shared Sub Main()         Dim user As String = Environment.UserDomainName & "\" & Environment.UserName         Dim mSec As New SemaphoreSecurity()         Dim rule As New SemaphoreAccessRule(user,SemaphoreRights.Synchronize Or SemaphoreRights.Modify,AccessControlType.Allow)         mSec.AddAccessRule(rule)         rule = New SemaphoreAccessRule(user,SemaphoreRights.ChangePermissions,AccessControlType.Deny)         mSec.AddAccessRule(rule)         ShowSecurity(mSec)         rule = New SemaphoreAccessRule(user,SemaphoreRights.ReadPermissions,AccessControlType.Allow)         mSec.AddAccessRule(rule)         ShowSecurity(mSec)     End Sub      Private Shared Sub ShowSecurity(ByVal security As SemaphoreSecurity)         For Each ar As SemaphoreAccessRule In security.GetAccessRules(True, True, GetType(NTAccount))             Console.WriteLine("        User: {0}", ar.IdentityReference)             Console.WriteLine("        Type: {0}", ar.AccessControlType)             Console.WriteLine("      Rights: {0}", ar.SemaphoreRights)         Next     End Sub End Class