Refresh and reset your PC

The power of personalization is something we all love about PCs, but sometimes there is good reason to want to roll back to an earlier state. Most consumer electronics devices today can be reset to some factory state, and so we built this capability into Windows 8 too. Desmond Lee is a program manager on…


Optimizing picture password security

We wanted to talk a bit more about the security of picture passwords in a follow up post based on some of your comments.  Jeff Johnson, the Director of Development for the User Experience team, is particularly interested in the math and security of this feature and authored this post on how to optimize the…


Signing in with a picture password

Picture password is a new way to sign in to Windows 8 that is currently in the Developer Preview. Let’s go behind the scenes and see how secure this is and how it was built. One of the neat things about the availability of a touch screen is that it provides an opportunity to look…


Protecting your digital identity

We live in a world of usernames, passwords, and PINs when it comes to using our computing devices connected to the Internet. These are very important elements of the digital economy and providing the infrastructure for these in Windows is serious business. This work starts with the most basic step of signing in to Windows,…


Protecting the pre-OS environment with UEFI

There have been some comments about how Microsoft implemented secure boot and unfortunately these seemed to synthesize scenarios that are not the case so we are going to use this post as a chance to further describe how UEFI enables secure boot and the options available to PC manufacturers. The most important thing to understand…


Protecting you from malware

One of the things we talk quite a bit about with Windows 8 is making sure Windows is a safe, secure, and reliable computing environment. We have always provided a broad range of solutions for achieving these goals and work closely with a broad range of industry partners. We continue to enhance these capabilities with…