Original release date: December 2, 2021
Summary
This joint Cybersecurity Advisory uses the MITRE Adversarial Tactics, Techniques, and Common Knowledge (ATT&CK®) framework, Version 9. See the ATT&CK for Enterprise framework for referenced threat actor techniques and for mitigations.
This joint...
Original release date: October 18, 2021
Summary
Actions You Can Take Now to Protect Against BlackMatter Ransomware
• Implement and enforce backup and restoration policies and procedures.
• Use Link Removed.
• Use Link Removed.
• Implement network segmentation and traversal monitoring.
Note...
Hello Windows Insiders, today we’re releasing Windows 11 Build 22000.282 to Windows Insiders in the Beta and Release Preview Channels. This update includes the following improvements:
We fixed an L3 caching issue that might affect performance in some applications on devices that have AMD Ryzen...
activedirectory
azure ad
beta channel
bluetooth
build 22000.282
error fixes
file explorer
group policy
hyper-v
internet explorer
memory leak
performance fixes
powershell
release preview
remote desktop
security updates
taskbar issues
user interface
windows 11
windows defender
I have 2 DC, one onpremDC, one hostedDC. There was some previous work where an RDS server was made a DC and FSMO moved to it, then the hostedDC was made the DC & FSMO moved to it, then AD removed from the RDS server. However, the onpremDC still sees the RDSserver as holding all the FSMO (even...
Hi all,
At the moment we have 4 domain controllers. In the past someone deleted a domain controller (web-arr) in the wrong way. No we have a problem wit DFS for the sysvol replication.
When I run "Create Diagnostic Report" in DFS management. I see the following error:
DFS Replication cannot...
Hi,
I have two PC's running Windows Server 2019 Standard Edition. Except for the CPU, they are almost identical. They are both serving the same AD Domain.
In Settings -> Network & Internet -> Sharing Options, both have "Turn off network discovery" selected, and I cannot turn it on. That is, I...
Hello Windows Insiders, today we’re releasing 21H1 Build 19043.1081 (KB5003690) to the Beta Channel & Release Preview Channel for those Insiders who are on 21H1. See our blog post here on preparing the Windows 10 May 2021 Update (21H1) for release. This update includes the following...
Hello Windows Insiders, today we’re releasing 20H2 Build 19042.1023 (KB5003214) to the Release Preview Channel for those Insiders who are on 20H2 (Windows 10 October 2020 Update). This update includes the following improvements:
We fixed an issue with the just-in-time (JIT) behavior of...
Original release date: April 26, 2021
Summary
The Federal Bureau of Investigation (FBI), Department of Homeland Security (DHS), and Cybersecurity and Infrastructure Security Agency (CISA) assess Russian Foreign Intelligence Service (SVR) cyber actors—also known as Advanced Persistent Threat 29...
Windows 10 Build 1904 1
I have an issue using Active Directory Admin Center on windows 10. Anytime I open it, it just says active directory admin center must close due to unknown error. Never had this till recently. This only happens on one windows 10 pc. I can go to another windows pc and AD...
Original release date: March 3, 2021
Summary
Cybersecurity and Infrastructure Security (CISA) partners have observed active exploitation of vulnerabilities in Microsoft Exchange Server products. Successful exploitation of these vulnerabilities allows an unauthenticated attacker to execute...
Hello Windows Insiders, today we are announcing Windows 10 version 21H1 as the next feature update for Windows 10. As part of today’s announcement, we’re also releasing 21H1 Build 19043.844 (KB4601382) to the Beta Channel. We are releasing this build to the Beta Channel via our “seeker”...
21h1
activedirectory
beta
beta channel
build 19043
feature update
group policy
insider preview
performance improvement
remote work
robocopy
seeker experience
system admin
update security
windows 10
windows defender
windows hello
windows update
wmi
I would like to setup IPv6 support for my local network as my ISP has IPv6 support. They provide a /64 network, but when I use a linux router I can request another prefix in the /60 network range. I was able to create a linux router doing this. However, I have been unable to get RRA services...
Hello Windows Insiders, today we’re releasing 20H2 Build 19042.662 (KB4586853) to the Beta and Release Preview Channels for those Insiders who are on 20H2 (Windows 10 October 2020 Update). This update includes the following fixes and improvements:
We updated Internet Explorer’s About dialog to...
Hi,
I want to upgrade Windows Server from 2008r2 to 2019 which are running AD and Hyper-V. On Hyper-V, again i have 2008r2 configured File Server. Should i first upgrade Server which are running AD and Hyper-V?. If so, please let me know whether 2008r2 running on Hyper-V will not affected so...
I am in the middle of a Server Migration from an SBS2011 Server to a Windows Server 2019. During the step of running ADPREP.EXE /ForestPrep I am encountering the following error:
C:\ADPrep\adprep>adprep /forestprep
ADPREP WARNING:
Before running adprep, all Windows Active Directory Domain...
hey every one
i just did a huge mistake - I hade problems with my domain replication so i tried to transfer the root domain services to another domain but did not transfer the schema ' I remounted the root domain and know I get errors when doing repadmin /replsum "the target principal name is...
Original release date: October 9, 2020
Summary
This joint cybersecurity advisory uses the MITRE Adversarial Tactics, Techniques, and Common Knowledge (ATT&CK®) framework. See the ATT&CK for Enterprise framework for all referenced threat actor techniques.
Note: the analysis in this joint...
Is it possible to change a user's AD password using Office 365 Cloud (office.com)? I'm working on a laptop for a remote user, and I don't want to call him to ask what his current Windows login is.
Original release date: April 16, 2020 | Last revised: June 30, 2020
Summary
Note: This Activity Alert uses the MITRE Adversarial Tactics, Techniques, and Common Knowledge (ATT&CK®) framework. See the ATT&CK for Enterprise framework for all referenced threat actor techniques and mitigations...