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Windows OS Platform Blog
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3,192

Azure Host OS Update with Hypervisor Hot Restart

Hari_Pulapaka on Sep 06 2023 09:48 AM
Instantly update the Hypervisor on Azure with no customer impact. 
7,147

Confidential VMs on Azure

Caroline_Perezvargas on May 31 2023 11:43 AM
How did Microsoft build the Confidential VM capabilities leveraging confidential hardware platforms?
31.5K

Azure Host OS – Cloud Host

Hari_Pulapaka on Jan 06 2023 11:24 AM
Have you ever wondered how we run the Azure nodes in the data center? How does Windows look on Azure hosts?
11K

Windows OS Platform

Hari_Pulapaka on Jan 03 2023 05:08 PM
Updated Windows kernel internals blog to Windows OS Platform blog 
13.8K

Multi-Key Total Memory Encryption on Windows 11 22H2

Jin_Lin on Nov 23 2022 02:14 PM
Data-in-use protection has recently become available through the latest generation hardware in Azure, providing an end-t...
31K

Hotpatching on Windows

Mehmet_Iyigun on Nov 19 2021 07:05 PM
Hotpatching is an impact-less update technology which has been keeping the Azure fleet up-to-date for years with zero im...
120K

Getting to Know ARM64EC: #Defines and Intrinsic Functions

Mehmet_Iyigun on Nov 18 2021 12:55 AM
In this post, we start describing ARM64EC, a new ABI that makes it easy to build native apps for Windows on ARM even if ...
46K

Developer Guidance for Hardware-enforced Stack Protection

Jin_Lin on Feb 24 2021 12:47 PM
Windows 10 implementation details of Hardware-enforced Stack Protection, which takes advantage of the latest chipset sec...
7,215

Introducing Kernel Data Protection, a new security technology for preventing data corruption

Mehmet_Iyigun on Jul 08 2020 10:45 AM
Kernel Data Protection (KDP) is a new technology that prevents data corruption attacks by protecting parts of the Window...
14.3K

Securely donate CPU time with Windows Sandbox

Hari_Pulapaka on Apr 06 2020 12:11 PM
Run Folding@Home in Windows Sandbox 
128K

Understanding Hardware-enforced Stack Protection

Hari_Pulapaka on Mar 24 2020 08:54 AM
ROP (Return Oriented Programming) based control flow attacks have become a common form of attack. In this post, we will ...
16.5K

DTrace on Windows – 20H1 updates

Hari_Pulapaka on Jan 27 2020 11:51 AM
DTrace on Windows updates for 20H1 - now without local KD attach requirement.
166K

DTrace on Windows

Hari_Pulapaka on Mar 11 2019 10:04 AM
Introducing DTrace on Windows 10 
165K

Windows Sandbox - Config Files

Hari_Pulapaka on Feb 21 2019 12:37 PM
Windows Sandbox now supports minimal scripting 
1.9M

Windows Sandbox

Hari_Pulapaka on Dec 18 2018 04:18 PM
Windows Sandbox is a new lightweight desktop environment tailored for safely running applications in isolation. Learn mo...
196K

Mitigating Spectre variant 2 with Retpoline on Windows

Mehmet_Iyigun on Dec 05 2018 04:37 PM
Read about how the Windows Kernel team adapted retpoline for Windows to deliver a high-performance mitigation for Spectr...
209K

One Windows Kernel

Hari_Pulapaka on Oct 17 2018 12:39 PM
In this blog post, I will talk about the evolution of the core pieces of the Windows kernel that allows it to transparen...

Latest Comments

cblackuk1
in Azure Host OS Update with Hypervisor Hot Restart on Sep 11 2023 12:45 AM
This is some incredibly cool stuff! So now the question, when is it coming to Azure Stack family? :D Happy Azure Stacking! :)
0 Likes
HotCakeX
in Windows Sandbox on Sep 07 2023 02:02 PM
@Arabiiscool No, Windows Sandbox's image is dynamically created using a small base file and other host OS files. There is no complete virtual disk sitting around, this is why Windows Sandbox barely increases disk space consumption after it's enabled.
0 Likes
James van den Berg
in Azure Host OS Update with Hypervisor Hot Restart on Sep 06 2023 10:30 PM
Awesome Work @Hari_Pulapaka and Product group 
0 Likes
regsville
in Windows Sandbox on Sep 06 2023 09:32 PM
Hi @Hari_Pulapaka -- is there a way to retain the same hardware ID as that of the base when running the Sandbox?
0 Likes
Sna1lGo
in Understanding Hardware-enforced Stack Protection on Aug 17 2023 11:12 PM
Intel’s CET manual link is dead
0 Likes