Working for a leading Microsoft partner in the Netherlands means that we owe it to our people, our community fellows and (prospective) customers to enable every person and every organization to achieve more. That’s why we’re organizing six Hybrid Identity webinars in the first six months of 2021. We want to show you the different … Continue reading "We’re organizing Six Hybrid Identity webinars in the First Half of 2021"
In recent versions of Azure AD Connect, you can use the mS-DS-ConsistencyGUID attribute as the source anchor attribute. This provides flexibility in cross-forest migration scenarios. However, if another solution in the networking environment has already claimed the mS-DS-ConsistencyGUID attribute for its purposes, Azure AD Connect won’t allow you to use this attribute and instead default … Continue reading "HOWTO: Check if you can use the mS-DS-ConsistencyGUID attribute as source anchor for Azure AD Connect"
On December 8th, 2020, Microsoft issued an advisory for a spoofing vulnerability in the DNS Resolver component. Microsoft refers to the advisory as ADV200013. BleepingComputer.com references CVE-2020-25705 in relationship to this vulnerability. In the advisory notice, Microsoft guides DNS admins to limit the DNS UDP packet size to stop DNS cache poisoning attacks leveraging this … Continue reading "Spoofing Vulnerability in DNS Resolver (SAD DNS, Important, CVE-2020-25705, ADV200013)"
Yesterday, for its December 2020 Patch Tuesday, Microsoft released an important security update addressing a Windows Lock Screen Security Feature Bypass Vulnerability . About the vulnerability An authenticated user has signed into a device and locks his or her active session. An attacker with physical access could then perform actions that would allow them … Continue reading "Windows Lock Screen Security Feature Bypass Vulnerability (Important, CVE-2020-17099, CVSSv3 6.8/5.9)"
Today, for its December 2020 Patch Tuesday, Microsoft released an important security update for Active Directory Domain Services (AD DS). About the vulnerability A Kerberos Security Feature Bypass vulnerability exists in Microsoft’s implementation of the Kerberos network authentication protocol. This vulnerability is described in detail in CVE-2020-16996. If you use Protected Users and Resource-Based … Continue reading "Kerberos Security Feature Bypass Vulnerability (Important, CVE-2020-16996, CVSSv3 6.5/5.7)"
Back in July 2019, I wrote a blogpost on managing Active Directory Time Synchronization on VMware vSphere. This blogpost details how to configure time settings for Domain Controllers running as virtual machines on top of VMware vSphere. This blogpost introduced the concept of advanced time synchronization configuration. Now it’s time for an update; both for … Continue reading "VMware vSphere 7.0 Update 1 introduces an interface for advanced time synchronization configuration"
The Hybrid Identity Protection Conference is Semperis Inc.’s event in the spirit of The Expert Conference (TEC) to bring together the leading experts in the field of Identity and Access Management. The event offers a unique opportunity to spend time with peers, whose day-to-day job is to architect, manage, and protect identity management in the … Continue reading "The video of my presentation at the 2020 Hybrid Identity Protection Conference is now available"
Veeam organized its Veeam Live event on October 20th, 2020. Veeam is defining the future of cloud data solutions and helping today’s businesses securely and reliably protect and easily recover their data. At Veeam Live, they offered data protection management guidance, showed how to up your data protection game and allowed to connect with like-minded … Continue reading "The video of our presentation at Veeam Live is now available"
Today, VMware released an update that addresses a use-after-free vulnerability in the XHCI USB controller (CVE-2020-4004) and a VMX elevation-of-privilege vulnerability CVE-2020-4005). Together these two vulnerabilities can be used to compromise virtual Domain Controllers running on ESXi. Note: The vulnerabilities exist in VMware Cloud Foundation, too. The two vulnerabilities were responsibly disclosed to VMware by … Continue reading "Two vulnerabilities in VMware ESXi may lead to virtual Domain Controller compromise (Critical, VMSA-2020-0026, CVE-2020-4004, CVE-2020-4005)"
Yesterday, for its November 2020 Patch Tuesday, Microsoft released an important security update for Active Directory Domain Services (AD DS). About the vulnerability A Kerberos Security Feature Bypass vulnerability exists in Microsoft’s implementation of the Kerberos network authentication protocol. This vulnerability is described in detail in CVE-2020-17049. A security feature bypass vulnerability exists in … Continue reading "Kerberos Security Feature Bypass Vulnerability (Important, CVE-2020-17049, CVSSv3 6.6)"