// Removes an ACL entry on the specified directory for the specified account. 
        public void RemoveDirectorySecurity(string FileName, string Account, FileSystemRights Rights,
                                                InheritanceFlags Inheritance, PropagationFlags Propogation,
                                                AccessControlType ControlType)
        {
            // Create a new DirectoryInfo object. 
            DirectoryInfo dInfo = new DirectoryInfo(FileName);
            // Get a DirectorySecurity object that represents the  
            // current security settings. 
            DirectorySecurity dSecurity = dInfo.GetAccessControl();
            // Add the FileSystemAccessRule to the security settings.  
            dSecurity.RemoveAccessRule(new FileSystemAccessRule(Account,
                                                             Rights,
                                                             Inheritance,
                                                             Propogation,
                                                             ControlType));
            // Set the new access settings. 
            dInfo.SetAccessControl(dSecurity);
        }

        // Removes an ACL entry on the specified directory for the specified account. 
        public void RemoveInheritablePermissons(string FileName)
        {
            // Create a new DirectoryInfo object. 
            DirectoryInfo dInfo = new DirectoryInfo(FileName);
            // Get a DirectorySecurity object that represents the  
            // current security settings. 
            DirectorySecurity dSecurity = dInfo.GetAccessControl();
            // Add the FileSystemAccessRule to the security settings. 
            const bool IsProtected = true;
            const bool PreserveInheritance = false;
            dSecurity.SetAccessRuleProtection(IsProtected, PreserveInheritance);
            // Set the new access settings. 
            dInfo.SetAccessControl(dSecurity);
        }

public void RemoveDirectorySecurityRecursive(string FileName, string Account, FileSystemRights Rights,
                                                InheritanceFlags Inheritance, PropagationFlags Propogation,
                                                AccessControlType ControlType)
        {
            try
            {
                string[] subDirs = Directory.GetDirectories(FileName);

                // Im aktuellen Ordner die Rechte setzen
                RemoveDirectorySecurity(FileName, Account, Rights, Inheritance, Propogation, ControlType);

                foreach (String strSubDir in subDirs)
                {
                    // Rekursiver Abstieg
                    RemoveDirectorySecurityRecursive(strSubDir, Account, Rights, Inheritance, Propogation, ControlType);

                    // Im Unterordner die Rechte setzen
                    RemoveDirectorySecurity(strSubDir, Account, Rights, Inheritance, Propogation, ControlType);
                }
            }
            catch
            {
            }
        }

accessManager.RemoveDirectorySecurityRecursive(args[4], "AF-HH\\" + args[3], FileSystemRights.FullControl,
                                             InheritanceFlags.ContainerInherit | InheritanceFlags.ObjectInherit,
                                             PropagationFlags.None, AccessControlType.Allow);