Category Archives: Windows 8

Demystifying AppContainers (Part II)

Posted on 18 February 2013 by rayc25

In my previous post I explained how Windows 8 uses AppContainers to create a sandbox for Modern UI Apps. Capabilities define what an App can do outside of the sandbox. An app is required to use use specific API calls … Continue reading →

Posted in Internet Explorer, Security, Windows 8 | Leave a comment

Demystifying AppContainers in Windows 8 (Part I)

Posted on 31 January 2013 by rayc25

The introduction of Modern UI apps in Windows 8 has added a whole new layer of security in the operating system. Modern UI apps can be installed by standard users. In order to keep the system secure with all this … Continue reading →

Posted in Security, Windows 8 | 5 Comments

Case of the unexplained: whoami.exe and the Deny flag

Posted on 9 June 2012 by rayc25

In my TechEd sessions “Raiders of the Elevated Token” I used to demo the group memberships contained in the user token using whoami.exe. Whoami.exe is a part of Windows since Windows Vista and seemed a valid tool for this purpose … Continue reading →

Posted in Windows 7, Windows 8, Windows Server 2008, Windows Server 2008 R2, Windows Vista | Tagged | Leave a comment